Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Hazardous Weather Conditions

Current conditions at

Jackson, Jackson Hole Airport (KJAC)

Lat: 43.6°NLon: 110.73333°WElev: 6450.0ft.

Overcast

34°F

1°C

Humidity	86%
Wind Speed	E 5 MPH
Barometer	30.19 in (1022.35 mb)
Dewpoint	30°F (-1°C)
Visibility	10.00 mi
Wind Chill	29°F (-2°C)
Last update	09 Dec 08:35 PM MST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

7 Miles NNW Moose WY

Winter Storm Warning December 9, 08:49pm until December 10, 05:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning December 9, 08:49pm until December 10, 05:00pm
NOW until 5:00pm Wed
Winter Storm Warning
Tonight
Low: 21 °F⇑
Heavy Snow
and Blowing
Snow
Wednesday
High: 28 °F
Heavy Snow
and Blowing
Snow
Wednesday Night
Low: 24 °F
Chance Snow
Showers and
Very Windy
Thursday
High: 26 °F
Slight Chance
Snow Showers
and Very
Windy
Thursday Night
Low: 22 °F
Chance Snow
Showers and
Windy
Friday
High: 24 °F
Chance Snow
Showers and
Windy
Friday Night
Low: 18 °F
Mostly Cloudy
and Windy
Saturday
High: 25 °F
Mostly Sunny
and Breezy
then Mostly
Sunny

Detailed Forecast

Tonight

Snow showers. The snow could be heavy at times. Widespread blowing snow. Temperature rising to around 27 by 5am. Wind chill values as low as zero. Very windy, with a west wind 39 to 48 mph, with gusts as high as 70 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 10 to 14 inches possible.

Wednesday

Snow showers, mainly before 4pm. The snow could be heavy at times. Widespread blowing snow. High near 28. Very windy, with a west southwest wind 41 to 49 mph, with gusts as high as 70 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.

Wednesday Night

A 30 percent chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 24. Very windy, with a west southwest wind 34 to 39 mph, with gusts as high as 60 mph.

Thursday

A 20 percent chance of snow showers. Mostly sunny, with a high near 26. Very windy, with a west southwest wind 32 to 37 mph decreasing to 25 to 30 mph in the afternoon. Winds could gust as high as 55 mph.

Thursday Night

A 30 percent chance of snow showers. Mostly cloudy, with a low around 22. Windy, with a west southwest wind 29 to 31 mph, with gusts as high as 46 mph.

Friday

A 30 percent chance of snow showers, mainly before 11am. Partly sunny, with a high near 24. Windy, with a west southwest wind 22 to 28 mph, with gusts as high as 41 mph.

Friday Night

Mostly cloudy, with a low around 18. Windy, with a west southwest wind 23 to 29 mph, with gusts as high as 43 mph.

Saturday

Mostly sunny, with a high near 25. Breezy.

Saturday Night

Partly cloudy, with a low around 17. Breezy.

Sunday

Mostly sunny, with a high near 26. Breezy.

Sunday Night

A slight chance of snow showers. Partly cloudy, with a low around 17. Breezy.

Monday

A slight chance of snow showers. Mostly sunny, with a high near 24. Breezy.