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

Severe Thunderstorms and Critical Fire Weather Wednesday

Scattered severe thunderstorms are possible across portions of the northern High Plains Wednesday afternoon and evening. Severe wind gusts are the primary hazard. Gusty winds and low relative humidity will contribute to critical fire weather conditions across parts of the northern Great Plains and Great Basin Wednesday. Read More >

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

61°F

16°C

Humidity 32%
Wind Speed SE 7 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 13 May 09:15 AM MDT
Extended Forecast for

Norris WY

  • Today

    Today: Scattered showers and thunderstorms, mainly after 5pm. Some of the storms could be severe. Mostly sunny, with a high near 72. Breezy, with a south southwest wind 8 to 13 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 50%.

    High: 72 °F

    Breezy.
    Mostly Sunny
    then Severe
    Thunderstorms

  • Tonight

    Tonight: Scattered showers and thunderstorms before 9pm. Some of the storms could be severe. Snow level 11700 feet lowering to 7600 feet after midnight . Mostly cloudy during the early evening, then gradual clearing, with a low around 32. Breezy, with a west southwest wind 18 to 23 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 50%.

    Low: 32 °F

    Severe
    Thunderstorms
    and Breezy
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 59. Breezy, with a west southwest wind 8 to 17 mph, with gusts as high as 34 mph.

    High: 59 °F

    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33. Breezy, with a west southwest wind 10 to 15 mph becoming light southwest after midnight. Winds could gust as high as 33 mph.

    Low: 33 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Friday

    Friday: Sunny, with a high near 59. Light southwest wind becoming west southwest 8 to 13 mph in the morning. Winds could gust as high as 30 mph.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31. West southwest wind 6 to 11 mph becoming light south after midnight. Winds could gust as high as 33 mph.

    Low: 31 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 53. Breezy, with a light south wind becoming southwest 11 to 16 mph in the morning. Winds could gust as high as 30 mph.

    High: 53 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: A slight chance of rain and snow showers before 9pm, then a chance of snow showers. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.

    Low: 27 °F

    Slight Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Sunday

    Sunday: Snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 40. Chance of precipitation is 70%.

    High: 40 °F

    Snow Showers
    Likely

Detailed Forecast

Today
Scattered showers and thunderstorms, mainly after 5pm. Some of the storms could be severe. Mostly sunny, with a high near 72. Breezy, with a south southwest wind 8 to 13 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 50%.
Tonight
Scattered showers and thunderstorms before 9pm. Some of the storms could be severe. Snow level 11700 feet lowering to 7600 feet after midnight . Mostly cloudy during the early evening, then gradual clearing, with a low around 32. Breezy, with a west southwest wind 18 to 23 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 50%.
Thursday
Sunny, with a high near 59. Breezy, with a west southwest wind 8 to 17 mph, with gusts as high as 34 mph.
Thursday Night
Mostly clear, with a low around 33. Breezy, with a west southwest wind 10 to 15 mph becoming light southwest after midnight. Winds could gust as high as 33 mph.
Friday
Sunny, with a high near 59. Light southwest wind becoming west southwest 8 to 13 mph in the morning. Winds could gust as high as 30 mph.
Friday Night
Partly cloudy, with a low around 31. West southwest wind 6 to 11 mph becoming light south after midnight. Winds could gust as high as 33 mph.
Saturday
Partly sunny, with a high near 53. Breezy, with a light south wind becoming southwest 11 to 16 mph in the morning. Winds could gust as high as 30 mph.
Saturday Night
A slight chance of rain and snow showers before 9pm, then a chance of snow showers. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.
Sunday
Snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 40. Chance of precipitation is 70%.
Sunday Night
A 50 percent chance of snow showers. Some thunder is also possible. Mostly cloudy, with a low around 22.
Monday
A chance of snow showers. Some thunder is also possible. Partly sunny, with a high near 44.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
A slight chance of rain and snow showers. Some thunder is also possible. Mostly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
Norris WY
 44.74°N 110.71°W (Elev. 7572 ft)
Last Update:
9:48 am MDT May 13, 2026
Forecast Valid:
9am MDT May 13, 2026-6pm MDT May 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation