Heavy Snow and Disruptive Ice in the Upper Midwest; Severe Thunderstorms in the Southern Plains

A late season winter storm will produce a combination of heavy snow and disruptive ice starting this evening in the Northern Plains and moving into the Upper Midwest and Great Lakes by tonight continuing through Thursday. Severe thunderstorms will likely produce severe wind gusts, large hail, a few tornadoes, and heavy rainfall across the southern and central Plains today. Read More >

Hazardous Weather Conditions

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

54°F

12°C

Humidity 41%
Wind Speed N 0 MPH
Barometer 29.62 in (1003.05 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 01 Apr 04:53 PM MDT
Extended Forecast for

Riverton WY

  • Tonight

    Tonight: Isolated showers after 5am.  Mostly cloudy, with a low around 34. North northwest wind 6 to 10 mph becoming south after midnight.  Chance of precipitation is 20%.

    Low: 34 °F

    Mostly Cloudy
    then Isolated
    Showers

  • Thursday

    Thursday: Scattered showers, mainly before 1pm.  Partly sunny, with a high near 60. Breezy, with a south wind 11 to 16 mph becoming west 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.  Chance of precipitation is 40%.

    High: 60 °F

    Scattered
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A 30 percent chance of snow showers, mainly after midnight.  Mostly cloudy, with a low around 29. Breezy, with a west wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 32 mph.  Little or no snow accumulation expected.

    Low: 29 °F

    Chance Snow
    Showers and
    Breezy

  • Friday

    Friday: A chance of snow showers before 3pm, then a chance of rain and snow showers.  Mostly cloudy, with a high near 48. Breezy, with a west wind 10 to 16 mph becoming north northeast in the afternoon. Winds could gust as high as 25 mph.  Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 48 °F

    Breezy.
    Chance Snow
    Showers then
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23. North northeast wind 5 to 13 mph becoming south southwest in the evening. Winds could gust as high as 20 mph.

    Low: 23 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 61. Light and variable wind becoming east northeast 5 to 9 mph in the afternoon.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27. East northeast wind 5 to 9 mph becoming west after midnight.

    Low: 27 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

Detailed Forecast

Tonight
Isolated showers after 5am. Mostly cloudy, with a low around 34. North northwest wind 6 to 10 mph becoming south after midnight. Chance of precipitation is 20%.
Thursday
Scattered showers, mainly before 1pm. Partly sunny, with a high near 60. Breezy, with a south wind 11 to 16 mph becoming west 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 40%.
Thursday Night
A 30 percent chance of snow showers, mainly after midnight. Mostly cloudy, with a low around 29. Breezy, with a west wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 32 mph. Little or no snow accumulation expected.
Friday
A chance of snow showers before 3pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 48. Breezy, with a west wind 10 to 16 mph becoming north northeast in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 23. North northeast wind 5 to 13 mph becoming south southwest in the evening. Winds could gust as high as 20 mph.
Saturday
Sunny, with a high near 61. Light and variable wind becoming east northeast 5 to 9 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 27. East northeast wind 5 to 9 mph becoming west after midnight.
Sunday
Sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 31.
Monday
Sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Mostly cloudy, with a low around 37. Breezy.
Wednesday
A slight chance of showers. Partly sunny, with a high near 67. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.02°N 108.38°W (Elev. 4931 ft)
3:18 pm MDT Apr 1, 2026
5pm MDT Apr 1, 2026-6pm MDT Apr 8, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database