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

Tracking Atmospheric River for the West Coast; Space Weather Storming Continues

An atmospheric river will bring threats of gusty to high winds and heavy rainfall to California mainly Thursday into Saturday which may bring areas of flooding and wind damage. Heavy snow will be possible over the Sierra Nevada mountains Thursday into Friday associated with the atmospheric river. Minor to severe geomagnetic storming (space weather) is expected to continue into early Thursday. Read More >

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

Lat: 44.977222°NLon: 110.695278°WElev: 6138.0ft.

NA

40°F

4°C

Humidity 57%
Wind Speed SSW 6 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Wind Chill36°F (2°C)
Last update 13 Nov 04:15 AM MST
Extended Forecast for

Norris WY

  • Today

    Today: Sunny, with a high near 52. South southwest wind 6 to 14 mph, with gusts as high as 21 mph.

    High: 52 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 32. South wind 8 to 11 mph.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Showers. Snow level 8200 feet rising to 8900 feet in the afternoon. High near 45. Southwest wind 8 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.

    High: 45 °F

    Showers

  • Friday Night

    Friday Night: A chance of rain showers, mixing with snow after 8pm, then gradually ending. Snow level 8800 feet lowering to 7600 feet after midnight . Mostly cloudy, with a low around 28. Southwest wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 28 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 43. Southwest wind 6 to 8 mph.

    High: 43 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25. Light south southeast wind.

    Low: 25 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of rain and snow showers, mainly after 11am. Snow level 8500 feet. Mostly cloudy, with a high near 44. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 44 °F

    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of rain and snow showers. Snow level 8700 feet lowering to 7700 feet after midnight . Mostly cloudy, with a low around 29. Chance of precipitation is 50%.

    Low: 29 °F

    Chance
    Rain/Snow

  • Monday

    Monday: Snow showers likely. Cloudy, with a high near 37. Chance of precipitation is 70%.

    High: 37 °F

    Snow Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 52. South southwest wind 6 to 14 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 32. South wind 8 to 11 mph.
Friday
Showers. Snow level 8200 feet rising to 8900 feet in the afternoon. High near 45. Southwest wind 8 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Friday Night
A chance of rain showers, mixing with snow after 8pm, then gradually ending. Snow level 8800 feet lowering to 7600 feet after midnight . Mostly cloudy, with a low around 28. Southwest wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday
Mostly sunny, with a high near 43. Southwest wind 6 to 8 mph.
Saturday Night
Partly cloudy, with a low around 25. Light south southeast wind.
Sunday
A chance of rain and snow showers, mainly after 11am. Snow level 8500 feet. Mostly cloudy, with a high near 44. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%.
Sunday Night
A chance of rain and snow showers. Snow level 8700 feet lowering to 7700 feet after midnight . Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Monday
Snow showers likely. Cloudy, with a high near 37. Chance of precipitation is 70%.
Monday Night
A 50 percent chance of snow showers. Mostly cloudy, with a low around 22.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 33.
Tuesday Night
A slight chance of snow showers. Mostly cloudy, with a low around 18.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Norris WY
 44.72°N 110.71°W (Elev. 7585 ft)
Last Update:
3:31 am MST Nov 13, 2025
Forecast Valid:
4am MST Nov 13, 2025-6pm MST Nov 19, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation