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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Sheridan County Airport (KSHR)

Lat: 44.76031°NLon: 106.97411°WElev: 3970.0ft.

Clear

42°F

6°C

Humidity 70%
Wind Speed NNE 3 MPH
Barometer 29.74 in (1007.11 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 24 Dec 09:53 PM MST
Extended Forecast for

12 Miles SW Story WY

  • Tonight

    Tonight: Snow showers likely, mainly after 4am. Mostly cloudy, with a steady temperature around 34. Windy, with a south southwest wind around 31 mph, with gusts as high as 44 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than one inch possible.

    Low: 34 °F

    Snow Showers
    Likely and
    Windy

  • Christmas Day

    Christmas Day: Snow showers likely, mainly before noon. Partly sunny, with a temperature falling to around 24 by 5pm. Windy, with a south southwest wind 24 to 29 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 32 °F⇓

    Windy. Snow
    Showers
    Likely then
    Isolated Snow
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21. Breezy, with a southwest wind 21 to 23 mph, with gusts as high as 32 mph.

    Low: 21 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Isolated snow showers after 11am. Partly sunny, with a high near 24. Windy, with a southwest wind 23 to 29 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.

    High: 24 °F

    Isolated Snow
    Showers and
    Windy

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 12. Windy, with a west southwest wind 22 to 25 mph, with gusts as high as 40 mph.

    Low: 12 °F

    Slight Chance
    Snow Showers
    and Windy

  • Saturday

    Saturday: Snow showers likely, mainly after 11am. Mostly cloudy, with a high near 16. Breezy, with a west wind around 21 mph, with gusts as high as 34 mph. Chance of precipitation is 60%.

    High: 16 °F

    Snow Showers
    Likely and
    Breezy

  • Saturday Night

    Saturday Night: A 50 percent chance of snow showers before 11pm. Mostly cloudy, with a low around -6. Blustery, with a northwest wind 14 to 16 mph, with gusts as high as 28 mph.

    Low: -6 °F

    Chance Snow
    Showers and
    Blustery then
    Partly Cloudy

  • Sunday

    Sunday: Sunny and cold, with a high near 8.

    High: 8 °F

    Cold

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 2.

    Low: 2 °F

    Mostly Clear

Detailed Forecast

Tonight
Snow showers likely, mainly after 4am. Mostly cloudy, with a steady temperature around 34. Windy, with a south southwest wind around 31 mph, with gusts as high as 44 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than one inch possible.
Christmas Day
Snow showers likely, mainly before noon. Partly sunny, with a temperature falling to around 24 by 5pm. Windy, with a south southwest wind 24 to 29 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
Partly cloudy, with a low around 21. Breezy, with a southwest wind 21 to 23 mph, with gusts as high as 32 mph.
Friday
Isolated snow showers after 11am. Partly sunny, with a high near 24. Windy, with a southwest wind 23 to 29 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
Friday Night
A 20 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 12. Windy, with a west southwest wind 22 to 25 mph, with gusts as high as 40 mph.
Saturday
Snow showers likely, mainly after 11am. Mostly cloudy, with a high near 16. Breezy, with a west wind around 21 mph, with gusts as high as 34 mph. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of snow showers before 11pm. Mostly cloudy, with a low around -6. Blustery, with a northwest wind 14 to 16 mph, with gusts as high as 28 mph.
Sunday
Sunny and cold, with a high near 8.
Sunday Night
Mostly clear, with a low around 2.
Monday
Sunny, with a high near 21.
Monday Night
Partly cloudy, with a low around 14.
Tuesday
Mostly sunny, with a high near 28.
Tuesday Night
Mostly cloudy, with a low around 18.
Wednesday
Mostly sunny, with a high near 30.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SW Story WY
 44.48°N 107.31°W (Elev. 10233 ft)
Last Update:
9:17 pm MST Dec 24, 2025
Forecast Valid:
10pm MST Dec 24, 2025-6pm MST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation