Travel & RV Weather Extended Outlook through Sunday 20 February

Updated p.m. Sunday 13 February

Extended outlooks are more general in nature than the daily short term forecasts. Beyond a week, there is often significant uncertainty in the location and intensity of specific weather events. I will note where there is less, or greater, confidence than normal in these extended outlooks.

For more information, check out the latest weather animations.

Here is the latest short term weather forecast.

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Severe weather threat eastern Texas and west of the lower Mississippi River on Wednesday. Severe weather threat moves into the Deep South on Thursday.
Major storm for the central and eastern U.S. Wednesday through Friday. Strong winds, rain, snow, and severe weather all on tap.
Last week of February is looking (relatively) warm and wet across the eastern half of the U.S.

Outlook for Tuesday – Thursday 15-17 February:

— On Tuesday, snow pushes into the Northern Rockies and UT.

— On Wednesday, snow breaks out over the northern and central Rockies from MT to CO.

— A strong storm and associated frontal system develop over northeastern TX.

— Strong winds across the Midwest, MI and into western NY.

— Chance of severe thunderstorms over eastern TX, eastern OK and southwest AR.

— By Wednesday night, there will be rain from TX to MI with freezing rain and snow along the northern boundary in MO, IL and MI.

— On Thursday, this strong storm pushes heavy rain from LA and MS northeastward into PA, NY and New England.

— Significant snow and mixed precipitation likely along the northern boundary from OK to MI.

— Chance of severe thunderstorms over AR, LA, MS, AL, and western TN.

Outlook for Friday – Sunday 18-20 February:

— The storm moves into the Canadian Maritimes on Friday. Rain changing to snow for the Northeast.

— A clipper system brings mostly snow to the Northern Plains and Upper Midwest.

— On Saturday, expect some snow in the Inter-Mountain West.

— The clipper system moves across MI, NY and into New England with light snow.

— Sunday will see rain and snow over OR and WA.

— Snow in the Inter-Mountain West and northern Rockies spreads southwestward into the Great Basin and eastward inot the Northern Plains.

— Expect another big storm to impact much of the central, southern and eastern U.S. early in the week of the 21st.

Here are the temperature, precipitation and snowfall outlooks for Tuesday – Sunday 15-20 February

Severe weather threat Wednesday 16 February
Severe weather threat Thursday 17 February
Average temperature difference, relative to normal, Wednesday – Sunday 16-20 February
Percentage of precipitation, relative to normal, through Sunday 20 February. Red and brown is drier than normal; green and blue is wetter than normal.
Total amount of expected precipitation, through Sunday 20 February.
Expected snowfall amounts through Sunday 20 February.
Expected wind gusts Wednesday afternoon 16 February