Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Hazardous Weather Conditions

Current conditions at

Riverton Regional Airport (KRIW)

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

Overcast

43°F

6°C

Humidity 56%
Wind Speed N 3 MPH
Barometer 29.69 in (1005.42 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 01 Apr 03:05 AM MDT
Extended Forecast for

Riverton WY

  • Overnight

    Overnight: A 20 percent chance of showers.  Mostly cloudy, with a low around 38. North wind around 7 mph.

    Low: 38 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers, mainly after 9am.  Mostly cloudy, with a high near 56. North wind around 7 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 10pm, then a slight chance of showers after 5am.  Partly cloudy, with a low around 35. North northeast wind 6 to 10 mph becoming south southwest after midnight.  Chance of precipitation is 40%.

    Low: 35 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely.  Partly sunny, with a high near 60. Breezy, with a south wind 10 to 15 mph becoming west 19 to 24 mph in the afternoon. Winds could gust as high as 38 mph.  Chance of precipitation is 60%.

    High: 60 °F

    Showers
    Likely 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 southwest wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 34 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 46. Breezy, with a west wind 10 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 24 mph.  Chance of precipitation is 40%.

    High: 46 °F

    Breezy.
    Chance Snow
    Showers then
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A slight chance of rain and snow showers before midnight.  Partly cloudy, with a low around 23. North northeast wind 8 to 13 mph becoming light and variable  after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers. Mostly cloudy, with a low around 38. North wind around 7 mph.
Wednesday
A 50 percent chance of showers, mainly after 9am. Mostly cloudy, with a high near 56. North wind around 7 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of showers before 10pm, then a slight chance of showers after 5am. Partly cloudy, with a low around 35. North northeast wind 6 to 10 mph becoming south southwest after midnight. Chance of precipitation is 40%.
Thursday
Showers likely. Partly sunny, with a high near 60. Breezy, with a south wind 10 to 15 mph becoming west 19 to 24 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of snow showers, mainly after midnight. Mostly cloudy, with a low around 29. Breezy, with a west southwest wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 34 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 46. Breezy, with a west wind 10 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 40%.
Friday Night
A slight chance of rain and snow showers before midnight. Partly cloudy, with a low around 23. North northeast wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 60.
Saturday Night
Mostly clear, with a low around 26.
Sunday
Sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 31.
Monday
Sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.02°N 108.38°W (Elev. 4931 ft)
3:03 am MDT Apr 1, 2026
3am MDT Apr 1, 2026-6pm MDT Apr 7, 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