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

Hazardous Weather Conditions

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

41°F

5°C

Humidity 75%
Wind Speed NE 6 MPH
Barometer 29.62 in (1003.05 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 01 Apr 11:45 PM MDT
Extended Forecast for

Riverton WY

  • Tonight

    Tonight: Scattered snow showers, mainly after 11pm. Mostly cloudy, with a low around 29. Breezy, with a west southwest wind 10 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 29 °F

    Scattered
    Snow Showers
    and Breezy

  • Friday

    Friday: Scattered snow showers before 3pm, then scattered rain showers. Mostly cloudy, with a high near 49. Breezy, with a west northwest wind 11 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 49 °F

    Breezy.
    Scattered
    Snow Showers
    then
    Scattered
    Rain/Snow

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 23. North northeast wind 5 to 11 mph becoming south southwest after midnight.

    Low: 23 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 63. Light and variable wind becoming north northeast 5 to 9 mph in the afternoon.

    High: 63 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27. North northeast wind 5 to 9 mph becoming light and variable after midnight.

    Low: 27 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 66. Calm wind becoming east northeast 5 to 8 mph in the afternoon.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31. Northeast wind around 10 mph.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered snow showers, mainly after 11pm. Mostly cloudy, with a low around 29. Breezy, with a west southwest wind 10 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.
Friday
Scattered snow showers before 3pm, then scattered rain showers. Mostly cloudy, with a high near 49. Breezy, with a west northwest wind 11 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 23. North northeast wind 5 to 11 mph becoming south southwest after midnight.
Saturday
Sunny, with a high near 63. Light and variable wind becoming north northeast 5 to 9 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 27. North northeast wind 5 to 9 mph becoming light and variable after midnight.
Sunday
Sunny, with a high near 66. Calm wind becoming east northeast 5 to 8 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 31. Northeast wind around 10 mph.
Monday
Sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
Partly cloudy, with a low around 41. Breezy.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 69. Breezy.
Wednesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 32. Breezy.
Thursday
A chance of rain and snow showers. Mostly cloudy, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.02°N 108.38°W (Elev. 4931 ft)
Last Update:
6:01 pm MDT Apr 2, 2026
Forecast Valid:
8pm MDT Apr 2, 2026-6pm MDT Apr 9, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation