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.

Rain

34°F

1°C

Humidity	93%
Wind Speed	N 0 MPH
Barometer	30.16 in (1021.34 mb)
Dewpoint	32°F (0°C)
Visibility	10.00 mi
Last update	09 Dec 07:20 PM MST

More Information:

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

Extended Forecast for

11 Miles NNW Moose WY

Winter Storm Warning December 9, 07:43pm until December 10, 05:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning December 9, 07:43pm until December 10, 05:00pm
NOW until 5:00pm Wed
Winter Storm Warning
Tonight
Low: 24 °F⇑
Heavy Snow
and Blowing
Snow
Wednesday
High: 33 °F
Heavy Snow
and Blowing
Snow
Wednesday Night
Low: 27 °F
Chance Snow
Showers and
Windy
Thursday
High: 31 °F
Slight Chance
Snow Showers
and Windy
Thursday Night
Low: 25 °F
Chance Snow
Showers and
Breezy
Friday
High: 30 °F
Chance Snow
Showers and
Breezy
Friday Night
Low: 21 °F
Mostly Cloudy
and Breezy
Saturday
High: 30 °F
Mostly Sunny

Detailed Forecast

Tonight

Snow showers. The snow could be heavy at times. Widespread blowing snow. Temperature falling to near 24 by 9pm, then rising to around 30 during the remainder of the night. Windy, with a west southwest wind 28 to 33 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 10 to 16 inches possible.

Wednesday

Snow showers. The snow could be heavy at times. Widespread blowing snow, mainly before 11am. High near 33. Very windy, with a west southwest wind 31 to 36 mph, with gusts as high as 55 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 27. Windy, with a west southwest wind 23 to 28 mph, with gusts as high as 40 mph.

Thursday

A 20 percent chance of snow showers. Partly sunny, with a high near 31. Windy, with a west southwest wind 18 to 25 mph, with gusts as high as 38 mph.

Thursday Night

A 30 percent chance of snow showers. Mostly cloudy, with a low around 25. Breezy, with a west southwest wind 18 to 21 mph, with gusts as high as 31 mph.

Friday

A 30 percent chance of snow showers, mainly before 11am. Partly sunny, with a high near 30. Breezy, with a west southwest wind around 18 mph, with gusts as high as 28 mph.

Friday Night

Mostly cloudy, with a low around 21. Breezy, with a southwest wind 16 to 18 mph, with gusts as high as 28 mph.

Saturday

Mostly sunny, with a high near 30.

Saturday Night

Partly cloudy, with a low around 18.

Sunday

Mostly sunny, with a high near 32.

Sunday Night

A slight chance of snow showers. Partly cloudy, with a low around 19.

Monday

A slight chance of snow showers. Mostly sunny, with a high near 30.