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

37°F

3°C

Humidity 64%
Wind Speed ESE 6 MPH
Barometer 29.75 in (1007.45 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 26 Dec 02:35 AM MST
Extended Forecast for

14 Miles SW Story WY

  • Overnight

    Overnight: Patchy blowing snow after 3am. Partly cloudy, with a low around 18. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 28 mph.

    Low: 18 °F

    Patchy
    Blowing Snow
    and Breezy

  • Friday

    Friday: Snow likely, mainly after 3pm. The snow could be heavy at times. Widespread blowing snow, mainly after 2pm. Mostly cloudy, with a high near 25. Very windy, with a south southwest wind 23 to 28 mph increasing to 31 to 36 mph in the afternoon. Winds could gust as high as 49 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 25 °F

    Heavy Snow
    and Blowing
    Snow

  • Friday Night

    Friday Night: Snow likely, mainly before 10pm. Areas of blowing snow before 11pm. Mostly cloudy, with a low around 12. Wind chill values as low as zero. Windy, with a southwest wind 20 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 12 °F

    Snow Likely
    and Areas
    Blowing Snow

  • Saturday

    Saturday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 16. Wind chill values as low as -10. Breezy, with a southwest wind 17 to 22 mph becoming west northwest in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 16 °F

    Snow Likely
    and Breezy

  • Saturday Night

    Saturday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around -9. Blustery, with a north northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: -9 °F

    Snow Likely
    and Blustery
    then Chance
    Snow

  • Sunday

    Sunday: Mostly sunny and cold, with a high near 2. Blustery, with a west northwest wind 11 to 16 mph, with gusts as high as 26 mph.

    High: 2 °F

    Mostly Sunny
    then Sunny
    and Blustery

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -4. West northwest wind 11 to 13 mph, with gusts as high as 20 mph.

    Low: -4 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 19.

    High: 19 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 10.

    Low: 10 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy blowing snow after 3am. Partly cloudy, with a low around 18. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 28 mph.
Friday
Snow likely, mainly after 3pm. The snow could be heavy at times. Widespread blowing snow, mainly after 2pm. Mostly cloudy, with a high near 25. Very windy, with a south southwest wind 23 to 28 mph increasing to 31 to 36 mph in the afternoon. Winds could gust as high as 49 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Friday Night
Snow likely, mainly before 10pm. Areas of blowing snow before 11pm. Mostly cloudy, with a low around 12. Wind chill values as low as zero. Windy, with a southwest wind 20 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Saturday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 16. Wind chill values as low as -10. Breezy, with a southwest wind 17 to 22 mph becoming west northwest in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around -9. Blustery, with a north northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Sunday
Mostly sunny and cold, with a high near 2. Blustery, with a west northwest wind 11 to 16 mph, with gusts as high as 26 mph.
Sunday Night
Mostly clear, with a low around -4. West northwest wind 11 to 13 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 19.
Monday Night
Partly cloudy, with a low around 10.
Tuesday
Mostly cloudy, with a high near 24.
Tuesday Night
Mostly cloudy, with a low around 13.
Wednesday
Mostly sunny, with a high near 26.
Wednesday Night
Mostly cloudy, with a low around 12.
New Year's Day
Partly sunny, with a high near 27.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SW Story WY
 44.46°N 107.31°W (Elev. 10502 ft)
Last Update:
2:32 am MST Dec 26, 2025
Forecast Valid:
2am MST Dec 26, 2025-6pm MST Jan 1, 2026
 
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