Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Jackson, Jackson Hole Airport (KJAC)

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

Overcast

27°F

-3°C

Humidity	88%
Wind Speed	S 14 MPH
Barometer	29.76 in (1007.79 mb)
Dewpoint	24°F (-4°C)
Visibility	10.00 mi
Wind Chill	16°F (-9°C)
Last update	27 Dec 12:56 AM MST

More Information:

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

Extended Forecast for

7 Miles NNW Moose WY

Winter Weather Advisory December 27, 01:10am until December 27, 05:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory December 27, 01:10am until December 27, 05:00pm
NOW until 5:00pm Sat
Winter Weather Advisory
Overnight
Low: 8 °F
Heavy Snow
and Windy
Saturday
High: 13 °F⇓
Heavy Snow
and Very
Windy
Saturday Night
Low: -7 °F
Snow Likely
and Blustery
then Partly
Cloudy
Sunday
High: 4 °F
Cold
Sunday Night
Low: -5 °F
Mostly Clear
Monday
High: 13 °F
Sunny
Monday Night
Low: 3 °F
Partly Cloudy
Tuesday
High: 17 °F
Mostly Sunny

Detailed Forecast

Overnight

Snow likely, mainly after 3am. The snow could be heavy at times. Mostly cloudy, with a low around 8. Wind chill values as low as -15. Windy, with a west southwest wind 30 to 33 mph, with gusts as high as 50 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 3 to 7 inches possible.

Saturday

Snow. The snow could be heavy at times. Some thunder is also possible. Temperature falling to around 1 by 5pm. Wind chill values as low as -25. Very windy, with a west southwest wind 31 to 36 mph decreasing to 25 to 30 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

Saturday Night

Snow likely before 11pm. Partly cloudy, with a low around -7. Wind chill values as low as -25. Blustery, with a west northwest wind 17 to 22 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Sunday

Sunny and cold, with a high near 4. Wind chill values as low as -25. West wind 7 to 9 mph.

Sunday Night

Mostly clear, with a low around -5. West northwest wind around 9 mph becoming southwest after midnight.

Monday

Sunny, with a high near 13. Southwest wind 5 to 9 mph becoming light west southwest in the afternoon.

Monday Night

Partly cloudy, with a low around 3. West wind 6 to 9 mph.

Tuesday

Mostly sunny, with a high near 17.

Tuesday Night

Mostly clear, with a low around 7.