National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Hazardous Weather Conditions

Current conditions at

Jackson, Jackson Hole Airport (KJAC)

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

light snow

30°F

-1°C

Humidity 78%
Wind Speed S 10 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 24°F (-4°C)
Visibility 3.00 mi
Wind Chill21°F (-6°C)
Last update 07 Dec 03:56 PM MST
Extended Forecast for

Moose WY

  • This Afternoon

    This Afternoon: Snow showers likely, mainly before 5pm. Cloudy, with a steady temperature around 30. South wind around 11 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    High: 30 °F

    Snow Showers
    Likely

  • Tonight

    Tonight: Snow showers, mainly before 1am. Steady temperature around 30. South wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    Low: 30 °F

    Snow Showers
    then Snow
    Showers
    Likely

  • Monday

    Monday: Scattered snow showers before 11am, then scattered snow showers after 2pm. Mostly cloudy, with a high near 36. Breezy, with a south wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Scattered
    Snow Showers
    and Breezy

  • Monday Night

    Monday Night: Snow showers before 2am, then snow showers, possibly mixed with rain. Low around 27. Breezy, with a south southwest wind 13 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 27 °F

    Breezy. Snow
    Showers then
    Rain/Snow

  • Tuesday

    Tuesday: Rain, possibly mixed with snow showers. High near 40. Breezy, with a southwest wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain/Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain, possibly mixed with snow showers, becoming all rain after 2am. Low around 30. Breezy, with a west southwest wind 15 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.

    Low: 30 °F

    Rain/Snow and
    Breezy

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 43. Breezy, with a west southwest wind around 18 mph, with gusts as high as 37 mph. Chance of precipitation is 90%.

    High: 43 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain likely, possibly mixed with snow showers, becoming all rain after 11pm. Cloudy, with a low around 31. Breezy. Chance of precipitation is 70%.

    Low: 31 °F

    Breezy.
    Rain/Snow
    Likely then
    Showers
    Likely

  • Thursday

    Thursday: Rain likely, possibly mixed with snow showers. Mostly cloudy, with a high near 42. Chance of precipitation is 70%.

    High: 42 °F

    Rain/Snow
    Likely

Detailed Forecast

This Afternoon
Snow showers likely, mainly before 5pm. Cloudy, with a steady temperature around 30. South wind around 11 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow showers, mainly before 1am. Steady temperature around 30. South wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Monday
Scattered snow showers before 11am, then scattered snow showers after 2pm. Mostly cloudy, with a high near 36. Breezy, with a south wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Monday Night
Snow showers before 2am, then snow showers, possibly mixed with rain. Low around 27. Breezy, with a south southwest wind 13 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Tuesday
Rain, possibly mixed with snow showers. High near 40. Breezy, with a southwest wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain, possibly mixed with snow showers, becoming all rain after 2am. Low around 30. Breezy, with a west southwest wind 15 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.
Wednesday
Showers and possibly a thunderstorm. High near 43. Breezy, with a west southwest wind around 18 mph, with gusts as high as 37 mph. Chance of precipitation is 90%.
Wednesday Night
Rain likely, possibly mixed with snow showers, becoming all rain after 11pm. Cloudy, with a low around 31. Breezy. Chance of precipitation is 70%.
Thursday
Rain likely, possibly mixed with snow showers. Mostly cloudy, with a high near 42. Chance of precipitation is 70%.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Friday
A chance of rain and snow showers. Mostly cloudy, with a high near 43.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
Mostly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
Moose WY
 43.66°N 110.72°W (Elev. 6509 ft)
Last Update:
3:48 pm MST Dec 7, 2025
Forecast Valid:
4pm MST Dec 7, 2025-6pm MST Dec 13, 2025
 
Forecast Discussion
 
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Additional Resources

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