The Week Ahead: November 14-20, 2022

Winter will finally make an appearance across a large portion of the nation during the upcoming week.

Low pressure moving across the Southwest will have a large impact on a good portion of the nation this week. Image provided by NOAA.

 

Low pressure will move out of the Southwest and across the Southern Plains today, before heading across the Deep South and then off the Mid-Atlantic coast by midweek. To the south, it will produce showers and thunderstorms across parts of Texas and eventually the Gulf Coast and the Southeast over the next few days. Some strong storms are possible, but a severe weather outbreak is not expected. The bigger story will be what takes place north of the system. Some light snow or a wintry mix will move across the Plains states today and into the Mississippi Valley tonight and Tuesday. While the snow won’t be heavy, a few inches could accumulate in some spots, which will be the first accumulating snow of the season for some locations.

Some locally heavy rain is possible along the Gulf Coast over the next few days. Image provided by Weathermodels.com

 

By later Tuesday, as the low moves off the Mid-Atlantic coast, a second, weaker low will also move across the Midwest, producing some light snow across this region, with rain across the Tennessee Valley. As both of these lows head eastward, precipitation will move into the Northeast. Precipitation may start as a wintry mix early Wednesday across the northern and western suburbs of New York and Boston, but for the cities of the I-95 corridor, this will be mostly a rainstorm. Farther inland, from central Pennsylvania into much of Upstate New York, and Northern New England, several inches of snow could accumulate before any potential changeover to rain. As the storm intensifies off the East Coast, heavier snow is possible in parts of northern and eastern Maine and into Atlantic Canada.

A swath of light to moderate snow is expected from the Southern Plains to the Northeast over the next few days. Image provided by WeatherBell.

 

While temperatures are currently below normal across most of the nation, even colder air will spill southward from Canada behind this storm. By the end of the week, some record lows are possible, especially in parts of the Plains States and Northern Rockies, where some sub-zero temperatures are possible. By the end of the week, below normal readings are likely across most of the nation except for the immediate West Coast, and parts of southern Florida. From the Appalachians westward to the Rockies, temperatures will be 15 to 30 degrees below normal for the end of the week and into next weekend.

Very cold air will invade much of the nation late this week. Image provided by Weathermodels.com.

 

As that cold air pours over the Great Lakes, some lake-effect snow is expected. Locations downwind of Lakes Superior and Michigan could see several inches of snow by mid-week, similar to what they had over the weekend. However, it’s the areas downwind of Lakes Erie and Ontario that could see some exceptionally heavy amounts. Totals could exceed a foot from Buffalo to Cleveland, with the location of the heaviest snowfall obviously dependent on the wind direction, but its the area east of Lake Ontario, specifically the Tug Hill Plateau of northern New York that could see the heaviest amounts.

Parts of northern and western New York could see some hefty snow totals later this week. Images provided by Pivotal Weather.

The Week Ahead: November 7-13, 2022

A very active week is expected across the nation this week, with everything from hurricanes to blizzards, and record highs to record lows expected.

The week is starting out active and will remain that way for the next several days. Image provided by NOAA.

Low pressure is moving into the Pacific Northwest this morning, with rain strong winds, and mountain snow expected. As this storm spreads inland, heavy rain will spread across most of the West, including all of California, with heavy snow across the higher elevations and through the Great Basin and into the Rockies. Winter Weather Advisories, Winter Storm Warnings, and High Wind Warnings are in effect for many locations already. Rainfall totals of 1-2 inches and locally heavier will be welcomed across California, helping to put a dent into the drought and aiding efforts to extinguish the many wildfires still burning across the West. Across the mountains, snowfall totals of 1-2 feet and locally heavier are expected in parts of the Cascades and Sierra Nevada, with up to a foot possible across the mountains of the Interior Northwest and Northern Rockies.

Heavy rain is expected across most of California over the next few days. Image provided by WeatherBell.

 

By Thursday, the system will move into the Plains and toward the Great Lakes. Ahead of the storm, record high temperatures are possible once again, with the threat of some severe weather in the Mississippi Valley. However, it’s across the Northern Plains and Upper Midwest where impact will be the greatest. The combination of strong winds, gusting to 40-50 mph, and heavy snow, possibly as much as 8-16 inches across parts of the Dakotas and northern Minnesota as well as the southern Canadian Prairies, will result in blizzard conditions at times later Thursday into Friday.

The models all have heavy snow forecast for the Dakotas and northern Minnesota, but differ on the amounts and placement. Images provided by Pivotal Weather.

 

Behind the storm, especially with fresh snowcover, some of the coldest air so far this fall will pour into the Rockies and Northern Plains with high temperatures for the end of the week and the weekend only in the teens and 20s, and some subzero low temperatures likely. As that storm continues into southeastern Canada, it will drag a cold front across the eastern third of the nation for the end of the week. By the time it reaches the East Coast late Saturday, nearly the entire nation will experience temperatures that are below normal for mid-November, a rather big change from what the eastern half of the nation has experiences for the past couple of weeks.

By Sunday, temperatures will be below normal across virtually the entire Lower 48. Image provided by Weathermodels.com

 

While all this is going on, we also need to pay attention to the tropics. Hurricane Season doesn’t officially end until November 30, and we’re keeping an eye on two separate areas at this time. The first is centered a few hundred miles east of Bermuda. As it drifts around over marginally warm waters, it could become a subtropical or tropical storm over the next day or two. It likely won’t last that long, as a strong cold front moving off the East Coast today will absorb this system by midweek and send it out over the colder waters of the North Atlantic.

The models are unanimous that the system east of Bermuda will not be a threat to land this week. Image provided by Tropical Tidbits.

 

The second area is a much bigger concern. A low pressure area few hundred miles north of Puerto Rico has been producing heavy rain across Puerto Rico and the Virgin Islands for the past few days, with rainfall totals of 5-10 inches producing flooding in some locations. The system is expected to move northwestward while slowly organizing, and could become a tropical depression or storm over the next few days. Eventually, it will turn toward the west, passing close to or over the northern Bahamas, then heading toward the East Coast of Florida. Heavy rain, strong winds, and rough surf are likely across much of Florida as the system draws closer at mid-week. Some models have the storm close to hurricane strength before landfall somewhere across east-central Florida. After landfall, the mostly likely scenario is a turn toward the north and eventually northeast as a strong trough of low pressure moves into the Eastern US.

Ensemble forecasts for the track of a disturbance north of Puerto Rico. Image provided by Tomer Burg.

 

Once the system makes the turn, it will likely move back into the Atlantic and up the East Coast. While it will lose its characteristics, it will still produce heavy rain, gusty winds, and rough seas from the Carolinas northward to New England. Given its tropical origins, some of the rain could be especially heavy near the coast, with widespread totals of 2-4 inches possible. The strong cold front marching eastward will help kick the system out to sea later Saturday. If it does so early enough, it could result in less rain and wind across parts of New England.

The Week Ahead: April 11-17, 2022

Stop us if you’ve heard this before, but we’ve got a multi-day severe weather outlook to start the upcoming week.

A couple of storm systems will impact the nation this week. Image provided by NOAA.

 

A low pressure system will move across the Southern Plains states today, producing showers and thunderstorms. Some of the storms may become strong to severe from parts of central Texas northeastward into the Middle Mississippi Valley. The main threat with these storms will be large hail, but some storms may also produce strong winds, heavy downpours, and tornadoes. This is just the start of what is to come.

Yet another multi-day severe weather outbreak is likely to start the week. Image provided by Pivotal Weather.

 

A stronger storm will develop across the central Rockies on Tuesday, heading toward the Northern Plains and Upper Midwest on Wednesday. Strong to severe thunderstorms are expected across a very large area as warm, humid air flows northward from the Gulf of Mexico ahead of the storm and much colder air settles southward from Canada behind it. That airmass may produce some record highs across southern Texas during Tuesday and Wednesday, with temperatures in the upper 90s and lower 100s across the Rio Grande Valley.

Triple-digit highs may set a few records in south Texas on Tuesday. Image provided by Weathermodels.com

 

On Tuesday the severe weather threat exists from eastern Texas and the eastern Plains States into much of the Mississippi Valley. By Thursday, the threat will shift eastward slightly, continuing across the Mississippi Valley, and spread into parts of the Ohio and Tennessee Valleys. Many storms will produce large hail, damaging winds, torrential downpours, and tornadoes.  The threat will shift into the Southeast and Mid-Atlantic states by Thursday, but on a more limited basis.

To the north, as the system moves into Northern Plains later Tuesday, snow will develop in parts of the Dakotas and Minnesota as well as south-central Canada. Snow will become heavy and winds will increase, resulting in blizzard conditions across parts of the region, The system will slow down, with snow and gusty winds continuing through the day on Wednesday and possibly into early Thursday. Snowfall totals of 1-2 feet are possible in parts of the region, but wind gusts of up to 50 mph will create significant blowing and drifting snow.

The potential exists for significant snow across the Northern Plains this week. Image provided by WeatherBell.

 

Behind the storm, a much colder airmass will settle into Rockies and Plains states, Temperatures will be as much as 15 to 30 degrees below normal for Wednesday and Thursday. Some record lows are possible in parts of the Northern Rockies and Northern Plains during the latter half of the week as temperatures drop into the single numbers and teens across a large area.

Heavy rain is expected across parts of the Northwest and Northern California this week. Image provided by Weathermodels.com

 

Out West, a series of low pressure systems will bring heavy rain and mountain snow to parts of the Pacific Northwest and Northern California this week. The first system moves in today and will be the strongest one, and will eventually become the system mentioned above that produces severe weather and blizzard conditions across the nation’s mid-section. A second system follows for Tuesday into early Wednesday, followed by a third one on Thursday. Rainfall totals of 1-3 inches and locally heavier are possible, especially near the coast from southern Washington into northern California. Heavy snow is likely across the Cascades and Sierra Nevada, as well as the coastal ranges. Many places could pick up anywhere from 1-3 feet of snow, with parts of the Cascades likely receiving even more than 3 feet. Across the Inland northwest, many places could see more than a foot of snow as the system pushes inland. It’s been a very dry winter for the most part across the West, so the rain and snow will be welcome news across the region as the dry season is quickly approaching.

The Week Ahead: April 4-10, 2022

Another multi-day severe weather outbreak is expected across the southern tier of states this week thanks to a pair of storm systems.

Low pressure moving into the Southern Plains will help produce severe weather over the next few days. Image provided by NOAA.

 

Low pressure will move out of the Plains states and into the Mississippi Valley today. Ahead of the system, another round of strong to severe thunderstorms is expected from the southern Plains and Texas into the Lower Mississippi Valley. Many of the storms will produce large hail, damaging winds, heavy downpours and tornadoes. As the system heads eastward, the severe weather threat will shift to the Gulf Coast and the Southeast on Tuesday. While the activity may not be as strong or as widespread, severe storms are still expected across much of the region. That system will move off the East Coast late Tuesday, bringing some rain, possibly heavy, to parts of the Mid-Atlantic states and into the Northeast.

Severe weather is expected across the southern tier of states over the next several days. Image provided by Pivotal Weather.

Another storm quickly follows on Wednesday, with the threat of severe weather returning to the Tennessee Valley and Deep South. Once again, some of the storms may produce damaging winds, hail, heavy downpours, and tornadoes.  This threat will shift into the Mid-Atlantic states by Thursday. Another round of heavy rain is also likely from the Mid-Atlantic into the Northeast on Thursday, which could lead to some localized flooding. Parts of the region have been somewhat dry recently, with drought conditions beginning to show up in some areas, so the rain will be good news.

Drought conditions are beginning to show up across parts of the Northeast. Image provided by the National Drought Mitigation Center.

 

While the rain is good news for the developing drought, for some places in the Northeast, the rain will not be a welcome sight on Thursday, as it is Opening Day for Major League Baseball in 9 cities across the nation. The rain will threat to wipe out at least two of those games, when the Boston Red Sox visit the New York Yankees, and Washington Nationals host the New York Mets. At the very least, significant rain delays are possible. Rain could also cause some delays in Chicago, where the Cubs open up against the Milwaukee Brewers.

The baseball season opens a little later than normal this coming Thursday. Image provided by MLB.com

 

Meanwhile, in the Northern Plains and the Upper Midwest, a slow-moving storm system, both at the surface and aloft, will take its time crossing the region later this week. Some occasional rain showers are likely, eventually changing over to snow as colder air settles in. Several inches of snowfall accumulation possible from the Dakotas into the northern Great Lakes, spread out over several days, with some locations possible seeing as much as 8-12 inches of snow by the time everything winds down at the end of the week.

Accumulation snow is expected from the Dakotas into the Great Lakes this week. Image provided by WeatherBell.

The Week Ahead: March 28 – April 3, 2022

A developing storm system will impact much of the nation over the next few days with a variety of weather.

Low pressure off the West Coast will be the main weather story for the next few days. Image provided by NOAA.

Low pressure will move into the West Coast today, bringing some much needed heavy rain and mountain snow to California today, spreading into the Southwest and Great Basin tonight, and then the Rocky Mountains on Tuesday. Rainfall totals of up to an inch will be common, with 1-2 inches or more likely near the coast of central and southern California. Snowfall totals of 1-2 feet are expected in the Sierra Nevada and the mountains of southern California. Across the higher elevations of the Intermountain West and the Rockies. many locations will receive 6-12 inches of fresh snow.

Heavy rain is likely across central and southern California. Image provided by Weathermodels.com

As the storm moves into the Plains states on Tuesday, it will begin to strengthen, drawing warm and humid air northward from the Gulf of Mexico. This will help to trigger strong to severe thunderstorms on Tuesday from the Central Plains into Texas. Some of the storms may produce large hail, damaging winds, and possibly some tornadoes. As the system heads toward the Great Lakes on Wednesday, the threat for severe weather will shift into the Mississippi and Tennessee Valleys, eventually reaching the Mid-Atlantic states and the Carolinas on Thursday as the storm drags a strong cold front toward the East Coast.

The severe weather threat will shift from the Plains on Tuesday to the East Coast by Thursday. Image provided by Pivotal Weather.

In addition to the severe weather, heavy rain is likely from the Gulf Coast to the Great Lakes ahead of the storm, with many locations seeing 1-2 inches of rain, possibly producing some flooding in some areas. To the north of the system, some heavy snow is expected in parts of the Upper Midwest.  Parts of Minnesota, Wisconsin, and the Upper Peninsula of Michigan may be digging out from 6-12 inches of snow by Friday morning.

The storm may drop moderate to heavy snow on parts of the Upper Midwest. Image provided by WeatherBell.

Before the storm reaches the East Coast, a rather chilly airmass will be in place across the Northeast to start the week. Temperatures will be 15-25 degrees below normal today, with high temperatures only in the 20s and 30s north of the Mason-Dixon line. Record low high temperatures are possible in dozens locations today. Temperatures will drop into the teens and 20s tonight, with record lows possible Tuesday morning in many spots. Temperatures will start to moderate a bit on Tuesday as high pressure moves offshore. Even milder air will move in for Wednesday and Thursday as a warm front extending from the previously mentioned storm system moves across the region. By Thursday afternoon, much of the region east of the Appalachians will have temperatures that are 5-15 degrees above normal for the first day of April. A few record highs are possible, especially in the Southeast and Florida, where temperatures should be well into the 80s or even lower 90s.

Record low high temperatures are expected across the Northeast today. Image provided by WeatherBell.

The Week Ahead: March 7-13, 2022

A rather active week is expected, especially across the eastern two-thirds of the nation.

A wavy frontal system is draped across the nation to start the week. Image provided by NOAA.

 

Low pressure will move across the Ohio Valley and into the Northeast today, providing a variety of weather for the eastern half of the nation. The most impactful weather will be strong to severe thunderstorms, especially from the Deep South across the Tennessee Valley and into the Appalachians. Some of the storms may produce damaging winds, heavy downpours, and possibly tornadoes. In addition to the severe weather, heavy rain is expected across the Ohio Valley. Widespread rainfall totals of 1-2 inches and locally heavier are expected, resulting in Flood Watches being issued for much of the region.

Severe weather is possible today from the Tennessee Valley into the Appalachians. Image provided by the Storm Prediction Center,

 

Ahead of the storm, unseasonably warm weather will remain in place today from the Gulf Coast into the Mid-Atlantic states and parts of the Northeast. High temperatures should reach 80 or higher from Washington, D.C. southward, with 70s into the Mid-Atlantic states. Dozens of record highs are expected to be set once again.

Dozens of record highs are likely across the East and South today. Image provided by Weathermodels.com.

 

Later this week, another low pressure system is expected to develop across the West. It will bring a snowstorm to parts of the Rocky Mountains and into the Plains states. Snowfall totals of 4-8 inches will be widespread, with many locations, especially at the higher elevations, possibly seeing more than a foot. Snowfall has been below normal across the region this year, and parts of the region rely on the snowmelt for water in the spring/summer, so any snow that falls now is welcome.

Moderate to heavy snow may fall across the Rockies later this weekend. Image provided by WeatherBell.

 

Once it moves away from the Rockies, that system could become a rather potent storm system as it heads eastward. Ahead of the system, heavy rain and possibly more severe weather may impact parts of the Gulf Coast, Deep South, and Southeast towards the end of the week and into the weekend, with heavy snow possible north and west of the system from the Plains states into the Great Lakes and parts of the Northeast. There are some indications that it could become rather strong as it moves into the Northeast, with the potential for strong winds across much of the East Coast. This will be something to keep an eye on later this week.

The Week Ahead: February 21-27, 2022

A rather active pattern is expected across the nation during the upcoming week.

The surface analysis doesn’t look busy to start the week, but the pattern will be quite active. Image provided by NOAA.

 

Low pressure will move into the southern Plains today, heading toward the Great Lakes on Tuesday, then up the St. Lawrence Valley Tuesday night, producing a variety of weather across the eastern two thirds of the nation. As it draws warm and humid air northward from the Gulf of Mexico, it will produce some heavy rain and thunderstorms, some of which could be strong to severe, across parts of southern Plains and Mississippi Valley today and tonight, with the heavy rain and severe weather threat shifting into Deep South and Tennessee Valley on Tuesday. Many areas could see 1-2 inches of rain, with heavier amounts possible, which could lead to flooding in some areas. Unseasonably mild weather is also likely ahead of the storm, with some record highs possible in the Mississippi Valley on Tuesday and parts of the Southeast on Wednesday. A few record highs are also possible in the Northeast during Tuesday and Wednesday and warmer air surges northward ahead of the system.

Severe weather is possible from the Southern Plains into the Mississippi Valley on Monday. Image provided by the Storm Prediction Center

 

To the north, the storm will produce heavy snow and gusty winds, resulting in near-blizzard conditions at times from the Northern Plains into the Great Lakes over the next couple of days. Snowfall totals of 5-10 inches are possible in parts of the Dakotas today into Tuesday, but in the Great Lakes, many areas could see a foot or more. Once the snow ends, arctic air will settle into the region. Temperatures will drop below zero each night this week across most of the Northern and Central Plains and the Upper Midwest, with record lows possible in many locations. Temperatures will be 20 to 40 degrees below normal through Wednesday before some moderation begins.

Very cold air settles into the Plains States and Midwest over the next several days while warm air moves into parts of the East and South. Loop provided by Pivotal Weather.

 

Later in the week, we’ll do it all over again. Low pressure will move out of the Southern Plains and toward the Ohio Valley on Thursday, before redeveloping off the Mid-Atlantic coastline. Ahead of the storm, some heavy rain and thunderstorms are likely from the Lower Mississippi Valley into the Deep South and the Mid-Atlantic states, with more record highs possible across parts of the Southeast. The difference this time is with a track farther to the south compared to the early-week storm, the threat for wintry weather will increase from the Ohio Valley into the Northeast. The exact track will determine what areas get all snow and what areas see a mix of snow, sleet, and/or freezing rain, but areas that remain all snow have the potential for 6 or more inches of accumulation.

Another storm will bring a variety of weather to the eastern half of the nation later this week. Loop provided by Tropical Tidbits.

The Week Ahead: February 14-20, 2022

While the pattern will remain quiet for much of the nation to start the week, a significant storm may impact a large portion of the nation later this week with a variety of weather.

A wavy frontal system extends across much of the nation to start the week. Image provided by NOAA.

 

A low pressure system will bring some rain and higher elevation snow to parts of the Pacific Northwest and the Great Basin over the next day or two, but its biggest impacts will be felt later this week. as it moves into the nation’s mid-section on Wednesday, it will start to draw warm and humid air northward from the Gulf of Mexico. At the same time, a large high pressure area will bring colder air into the Northern Plains. As these airmasses clash, we could see some strong to severe thunderstorms developing ahead of the system. Severe storms are possible across parts of the Southern Plains and Texas late Wednesday, with the severe weather threat shifting into the Mississippi and Tennessee Valleys on Thursday, reaching the Deep South and the Southeast by Thursday night.

Severe weather is possible across parts of the Mississippi Valley and Deep South on Thursday. Image provided by the Storm Prediction Center.

 

To the north of the storm, a narrow strip of heavy snow is possible from eastern Kansas into the Great Lakes, possibly including the Chicago area. Many locations in this region could see 6 or more inches of snow from storm. Ahead of the storm, heavy rain is likely across the eastern half of the nation during Thursday and Friday.  Rainfall totals of 1-2 inches and locally heavier are likely from the Mississippi Valley to the East Coast, with some heavier amounts possible.

Heavy rain is possible across a large portion of the nation later this week. Image provided by Weathermodels.com

 

In addition to the heavy precipitation, unseasonably warm air is expected ahead of the storm. Temperatures will be 10-20 degrees above normal on Wednesday from the Southern Plains into the Ohio Valley. By Thursday, the warm air shifts to the East Coast, with temperatures likely to be 15-25 degrees above normal from the Southeast and the Ohio Valley into New England, where a few record highs are possible.

A powerful storm system is moving across the Central Pacific Ocean, heading toward Alaska. Image provided by the Ocean Prediction Center.

 

Meanwhile, up in Alaska, bitterly cold air remains locked in place across the northern half of the state. Temperatures will be 15-30 degrees below normal over the next couple of days. Wind Chill Warnings are in effect along the North Slope and the Arctic Coast, where wind chills of 40-70 below zero are possible today and Tuesday. However, changes are coming. A powerful Pacific storm will approach the state, and although it won’t be as strong as it currently is, it’s main impact will be to dislodge the cold air, and result in a significant temperature rise across the state. By the end of the week, temperatures could be 5-10 degrees or more above normal across a large portion of Alaska.

A significant moderation in temperature is expected across Alaska this week. Loop provided by WeatherBell.

The Week Ahead: January 17-23, 2022

The storm system that has impacted much of the nation from the Plains states to the Southeast over the past few days will move into the Northeast today.

Aside from the low pressure system impacting the East Coast, much of the nation is quiet to start the week. Image provided by NOAA.

 

Low pressure will move up the Appalachians today and across New England, bringing some heavy rain and strong winds to the I-95 corridor from Philadelphia City to Boston, with heavy snow from the eastern Great Lakes into parts of northern New England. Rainfall totals of 1-2 inches are expected from the Mid-Atlantic states into southern New England this morning and early afternoon. The rain will be accompanied by strong winds. Sustained winds of 20-30 mph are likely across a large swath of the region, with gusts of 50-60 mph expected, especially near the shoreline. With tides at astronomical highs, the onshore winds will help to produce some minor to perhaps moderate coastal flooding, especially from Long Island into eastern New England.

Strong winds are likely across much of the Northeast today. Image provided by WeatherBell.

 

North and west of the track of the low pressure system, heavy snow is likely, especially across the eastern Great Lakes. Snowfall totals of 12-18 inches and locally heavier are expected from northeastern Ohio into northwestern Pennsylvania and western New York. This includes the Cleveland and Buffalo metro areas. Farther east, snow is likely across interior parts of New England, with some places picking up 4-8 inches of snow before a change to sleet, freezing rain and possibly plain rain occurs.

Heavy snow is likely north and west of the storm system today. Image provided by Weathermodels.com

 

Much of the remainder of the country will remain quiet this week, though another surge of arctic air will impact a large swath of the nation during the latter half of the week. The arctic air will drop into the Northern Plains by Wednesday, where temperatures will be 20 to 40 degrees below normal. As it spreads across the remainder of the eastern half of the nation for Thursday and Friday it will modify a bit, but temperatures will still be 15 to 25 degrees below normal across a wide area.

Another surge of arctic air is expected across much of the nation for the middle to latter half of the week. Loop provided by Pivotal Weather.

The Week Ahead – January 3-9, 2022

The first snowstorm of the season is expected across the Mid-Atlantic States and stormy weather will continue across the Northwest this week.

A frontal system is draped across the East Coast while another system moves into the Northwest. Image provided by NOAA.

A strong cold front crossed the Northeast and Mid-Atlantic on Sunday, bringing an end to the mild weather the region had been experiencing. An area of low pressure will ride along the front today, bringing the first measurable snow of the season to parts of the Mid-Atlantic states, with some moderate to heavy snow in parts of the region. Snow will have a significant impact on the morning commute for Washington and Baltimore, and possibly Philadelphia and Richmond as well. The system will be moving along quickly, with snow ending during the afternoon, but a general 5-10 inches is expected from the central Appalachians to the Mid-Atlantic coast, with some heavier amounts possible. The system will also produce some heavy rain from the Tidewater of Virginia into the Carolinas, with a few strong thunderstorms possible as well.

The first snowstorm of the winter will impact the Mid-Atlantic states today. Image provided by Pivotal Weather.

Out West, a stormy pattern will bring a series of low pressure areas into the West Coast over the next several days. Heavy rain is likely along the coast of Washington and Oregon, with rain also spreading southward into northern and perhaps central California. Rainfall totals of 1 to 4 inches and heavier will likely lead to flooding in some areas. Inland, heavy snow is likely across the higher elevations of the Cascades with several feet of snow likely. Snow will also spread into the Sierra Nevada, but the bulk of the snow will stay to the north.

Heavy rain is expected west of the mountains in the Pacific Northwest this week. Image provided by Weathermodels.com

In between, a storm system will bring some snow into parts of the Northern Plains on Tuesday. Amounts shouldn’t be exceptionally heavy, but behind the system, another surge of arctic air is expected across parts of the Northern and Central Plains and the Upper Midwest. While temperatures won’t be anywhere near as cold as they have been over the past several days, temperatures will be 20 to 40 degrees below normal, with many locations likely staying below zero, even during the daytime, during Wednesday and Thursday.

Thursday looks like the coldest day for the next surge of arctic air. Image provided by Weathermodels.com

The other item we’ll be watching this week is the potential for another snowstorm in parts of the Mid-Atlantic states and the Northeast toward the end of the week. There is considerable disagreement among the forecast models in regards to the evolution of this system and what impacts, if any, it will have of the region, but it has the potential to bring snow to the I-95 corridor from Washington to Boston Thursday into Friday.

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