Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Hazardous Weather Conditions

Current conditions at

Jackson, Jackson Hole Airport (KJAC)

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

light snow

21°F

-6°C

Humidity	79%
Wind Speed	SSE 4 MPH
Barometer	29.82 in (1009.82 mb)
Dewpoint	16°F (-9°C)
Visibility	4.00 mi
Wind Chill	15°F (-9°C)
Last update	27 Dec 03:20 PM MST

More Information:

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

Extended Forecast for

9 Miles NNW Moose WY

Winter Weather Advisory December 27, 03:45pm until December 27, 05:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory December 27, 03:45pm until December 27, 05:00pm
NOW until 5:00pm Sat
Winter Weather Advisory
This Afternoon
High: 6 °F
Heavy Snow
and Breezy
Tonight
Low: -4 °F
Chance Snow
Showers and
Blustery then
Mostly Clear
Sunday
High: 5 °F
Cold
Sunday Night
Low: 0 °F
Mostly Clear
Monday
High: 20 °F
Sunny
Monday Night
Low: 8 °F
Mostly Clear
Tuesday
High: 24 °F
Mostly Sunny
Tuesday Night
Low: 11 °F
Mostly Clear

Detailed Forecast

This Afternoon

Snow showers likely, mainly before 4pm. The snow could be heavy at times. Mostly cloudy and cold, with a steady temperature around 6. Wind chill values as low as -15. Breezy, with a west wind 21 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. Total daytime snow accumulation of 4 to 8 inches possible.

Tonight

A 40 percent chance of snow showers, mainly before 10pm. Partly cloudy, with a low around -4. Wind chill values as low as -20. Blustery, with a west northwest wind 10 to 17 mph, with gusts as high as 28 mph. New snow accumulation of less than one inch possible.

Sunday

Sunny and cold, with a high near 5. Wind chill values as low as -20. West wind 5 to 10 mph.

Sunday Night

Mostly clear, with a low around 0. Wind chill values as low as -10. West northwest wind around 6 mph.

Monday

Sunny, with a high near 20. Southwest wind around 6 mph becoming calm in the morning.

Monday Night

Mostly clear, with a low around 8. West wind 3 to 6 mph.

Tuesday

Mostly sunny, with a high near 24. North northwest wind around 5 mph becoming calm in the morning.

Tuesday Night

Mostly clear, with a low around 11.