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

Riverton Regional Airport (KRIW)

Lat: 43.06219°NLon: 108.44701°WElev: 5443.0ft.

Clear

50°F

10°C

Humidity 46%
Wind Speed W 5 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 13 May 02:20 AM MDT
Extended Forecast for

3 Miles NNW Shoshoni WY

  • Overnight

    Overnight: Clear, with a low around 51. East wind 3 to 7 mph.

    Low: 51 °F

    Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 5pm.  Mostly sunny, with a high near 92. Breezy, with a light and variable wind becoming southwest 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms and
    Breezy

  • Wednesday Night

    Wednesday Night: A slight chance of showers between 10pm and 11pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 50. Windy, with a southwest wind 22 to 32 mph becoming southwest 5 to 10 mph. Winds could gust as high as 45 mph.  Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    Showers and
    Windy then
    Mostly Clear
    and Breezy

  • Thursday

    Thursday: Sunny, with a high near 77. Windy, with a west wind 13 to 18 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 77 °F

    Sunny and
    Windy

  • Thursday Night

    Thursday Night: Clear, with a low around 42. Breezy, with a west northwest wind 17 to 22 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 33 mph.

    Low: 42 °F

    Clear and
    Breezy then
    Clear

  • Friday

    Friday: Sunny, with a high near 79. Windy, with a west southwest wind 7 to 12 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 79 °F

    Sunny then
    Sunny and
    Windy

  • Friday Night

    Friday Night: Mostly clear, with a low around 40. Windy, with a west wind 15 to 25 mph becoming west 5 to 10 mph after midnight. Winds could gust as high as 34 mph.

    Low: 40 °F

    Mostly Clear
    and Windy
    then Mostly
    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 77. Breezy.

    High: 77 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after midnight.  Mostly cloudy, with a low around 41. Breezy.

    Low: 41 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
Clear, with a low around 51. East wind 3 to 7 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 92. Breezy, with a light and variable wind becoming southwest 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph.
Wednesday Night
A slight chance of showers between 10pm and 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 50. Windy, with a southwest wind 22 to 32 mph becoming southwest 5 to 10 mph. Winds could gust as high as 45 mph. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 77. Windy, with a west wind 13 to 18 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 40 mph.
Thursday Night
Clear, with a low around 42. Breezy, with a west northwest wind 17 to 22 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 33 mph.
Friday
Sunny, with a high near 79. Windy, with a west southwest wind 7 to 12 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 38 mph.
Friday Night
Mostly clear, with a low around 40. Windy, with a west wind 15 to 25 mph becoming west 5 to 10 mph after midnight. Winds could gust as high as 34 mph.
Saturday
Mostly sunny, with a high near 77. Breezy.
Saturday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 41. Breezy.
Sunday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 57. Breezy. Chance of precipitation is 50%.
Sunday Night
Rain and snow showers likely. Some thunder is also possible. Mostly cloudy, with a low around 33. Breezy.
Monday
A chance of rain and snow showers. Some thunder is also possible. Partly sunny, with a high near 53. Breezy.
Monday Night
A slight chance of rain and snow showers. Mostly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Shoshoni WY
 43.28°N 108.12°W (Elev. 4800 ft)
12:32 am MDT May 13, 2026
2am MDT May 13, 2026-6pm MDT May 19, 2026
 
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Additional Resources

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