Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Hazardous Weather Conditions

Current conditions at

Jackson, Jackson Hole Airport (KJAC)

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

Partly Cloudy

23°F

-5°C

Humidity	85%
Wind Speed	N 4 MPH
Barometer	30.11 in (1019.64 mb)
Dewpoint	19°F (-7°C)
Visibility	10.00 mi
Wind Chill	18°F (-8°C)
Last update	24 Dec 02:35 AM MST

More Information:

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

Extended Forecast for

7 Miles NW Moose WY

Winter Weather Advisory December 24, 11:00pm until December 25, 05:00pm

Click here for hazard details and duration

Winter Weather Advisory

Overnight
Low: 24 °F
Slight Chance
Snow and
Breezy
Wednesday
High: 30 °F
Breezy.
Slight Chance
Snow then
Snow
Wednesday Night
Low: 26 °F
Snow and
Windy
Christmas Day
High: 28 °F
Heavy Snow
and Windy
Thursday Night
Low: 20 °F
Snow and
Windy
Friday
High: 23 °F
Snow and
Windy
Friday Night
Low: 11 °F
Snow and Very
Windy
Saturday
High: 14 °F
Snow and
Windy
Saturday Night
Low: 0 °F
Slight Chance
Snow and
Breezy then
Mostly Cloudy

Detailed Forecast

Overnight

A 20 percent chance of snow after 3am. Mostly cloudy, with a low around 24. Breezy, with a south southwest wind 21 to 24 mph, with gusts as high as 37 mph.

Wednesday

Snow, mainly after 2pm. High near 30. Breezy, with a south wind 20 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Wednesday Night

Snow. Low around 26. Windy, with a south wind 26 to 32 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

Christmas Day

Snow. The snow could be heavy at times. Some thunder is also possible. High near 28. Windy, with a southwest wind 22 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Thursday Night

Snow. Some thunder is also possible. Low around 20. Windy, with a southwest wind 26 to 33 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

Friday

Snow. Some thunder is also possible. High near 23. Windy, with a southwest wind around 33 mph, with gusts as high as 50 mph. Chance of precipitation is 100%.

Friday Night

Snow. Low around 11. Very windy, with a west southwest wind 33 to 36 mph, with gusts as high as 55 mph. Chance of precipitation is 90%.

Saturday

Snow. High near 14. Windy. Chance of precipitation is 80%.

Saturday Night

A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 0. Breezy.

Sunday

Mostly sunny, with a high near 11.

Sunday Night

Partly cloudy, with a low around 2.

Monday

Sunny, with a high near 17.