Northeast
The past few days seen seen plenty of snow for Northern New England with the greatest amounts falling over New Hampshire, western and northern Maine where over a foot has acumulated over the past 36 hours. As the storm departs, it’s a largely fine, dry and sunny day today across the Northeast with a cool northwest breeze coming down from Canada on the backside of the low.
Highs today range from the balmy and well above normal 50s over Ohio, western PA down into West Virgina and Virginia while it’s mostly low to mid-40s for the I-95 corridor. Under clear skies tonight, lows drop back to freezing over the interior Mid-Atlantic, 20s for the interior Northeast, Mid-30s for the Big Cities, low 20s for New England.
During Thursday, clouds will increase across the Northeast from the west as the next storm system approaches with rain working into Ohio, West Virginia and eventually Virginia, western Pennsylvania late in the day. A dry, bright day for the most part from Washington DC up to New England, clouds arrive here late Thursday night into Friday. Highs Thursday range from the low 50s from West Virginia to DC and Baltimore, low to mid-40s elsewhere, 30s for New England.
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Midwest
A major storm system which will exit the Rockies later today is already producing whiteout conditions from eastern Colorado across parts of Kansas, Nebraska. This major winter storm has forced the issuance of blizzard watches and warmings as well as a large swath of winter storm warnings all the way to the Great Lakes and you can expect heavy snow along with very strong northeast winds to continue producing blizzard conditions throughout the Central Plains through the rest of today.
Dangerous driving conditions are already affecting I-70 from Denver across to eastern Kansas and all surrounding routes. It’s a drier picture to the north up over the Dakotas where highs today will be in the teens under bright or sunny skies. Rain and mild conditions affect Oklahoma.
Rains are soon to spread into Iowa, Missouri and later, Illinois as the warm sector approaches by come late this evening and once the front sweeps through, watch out Iowa as blizzard conditions are set to envelop. Highs range from the low to mid 30s across the Central Plains and the snow swath with upper 40s from southern MO to IA to Chicago but temperatures drop sharp tonight over Iowa as rains change over to snow.
Tonight: Lows drop into the single digits for Dakotas, northern Minnesota, teens for the Twin Cities, 20s for the Central Plains, upper 30s to low 40s for Missouri, Illinois, S. Wisconsin.
Thursday: While the Central Plains dig out under clearing, cold skies with highs stuck in the 20s and windchills in the single digits, all attention turns to Iowa, Missouri, Illinois and Wisconsin as the storm system continues to deepen. Pulses of heavy rain and 40s will affect parts of Missouri and Illinois including Chicago into early Thursday before a downward spiral begins. During the day, temperatures drop from the low 40s early Thurs to 20s by afternoon with heavy snow breaking out late morning.
By the evening commute, the storm should be positioned SE of Chicago with heavy, windblown snow affecting much of central and northern Illinois up into Wisconsin where a blizzard will be underway. Heaviest snows are likely to fall through Iowa, N. Illinois and southern, central Wisconsin where over a foot is likely, As much as a foot may may near the N and W side of Chicago, 3-6 inches is expected in the Loop. Coupled with 50-60 mph wind gusts, travel is not advised late tomorrow afternoon.
South
A largely fine, dry, sunny and warm afternoon across the Southeast with high pressure in control ahead of a cold front advancing through the Southern Plains and into the western part of the region later today. Expect thundery rains for parts of Texas and eventually Louisiana but staying fine from eastern Louisiana on east through the rest of today. Highs today range from the upper 60s to low 70s for many.
Tonight: The cold front will slide further east and with the front sliding into some very mild air over eastern Louisiana and Mississippi, expect some lively thunderstorms which could produce hail, lightning, damaging wind and even an odd tornado. Fine, dry and mild with 50s further east over Alabama, Georgia into ther Carolinas and down over Florida.
Thursday: A very different day on tap compared to today for most of the region as the cold front pushes in bringing showers and thunderstorms. You’ll notice those temperatures dropping back, especially once the front pushes through. Ahead of the front and it’s warm with 70s with once the rain hits, watch as you drop back into the 60s and then 50s.
West
Yet another storm system is now barrelling into the Pacific Northwest today bringing another round of heavy rain and snow. Colder air leading this system brought low snow levels which even allowed snow to fall in Seattle but as milder air rises in with the circulation, so those snow levels rise from 500 to 2,500ft later today and into Thursday. Expect another 1-2 inch rain along the Coastal Plain and down the I-5 while a further 6-12, locally 12-24 inches of snow can be expected above 3,500ft.
Rain showers once again will work south as well as east bringing rain to San Francisco and eventually the LA, San Diego areas. Further snows can be expected throughout the Intermountain West tonight.
Highs today rainge from the upper 40s along the coast, 30s and 20s for the mountains, teens for the high-elevation interior. Lows tonight drop back to the 30s along the NW coast, 40s down through the Bay Area and into SOCAL. near freezing for the Central Valley, 20s, 10s, single digits to below zero depending upon elevation throughout the West.
Thursday: While rains continue along the coast, heavy snows will push across the mountains of Idaho, Montana, Wyoming, Utah, Colorado into the Four Corners as the storm system pushes inland.
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