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

Riverton Regional Airport (KRIW)

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

Clear

81°F

27°C

Humidity 24%
Wind Speed NE 6 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 12 Jul 08:30 PM MDT
Extended Forecast for

Riverton WY

  • Tonight

    Tonight: Mostly clear, with a low around 58. Northeast wind 6 to 9 mph becoming west northwest after midnight.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 93. Calm wind becoming east around 6 mph in the afternoon.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60. North northeast wind around 7 mph becoming west after midnight.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 96. West southwest wind 5 to 13 mph becoming north in the morning. Winds could gust as high as 20 mph.

    High: 96 °F

    Sunny

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 59. North northwest wind 7 to 14 mph becoming west southwest after midnight. Winds could gust as high as 21 mph.

    Low: 59 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Sunny, with a high near 88. Breezy, with a north northeast wind 7 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 55. Breezy, with a north northeast wind 13 to 17 mph, with gusts as high as 25 mph.

    Low: 55 °F

    Chance
    Showers and
    Breezy then
    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53.

    Low: 53 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 58. Northeast wind 6 to 9 mph becoming west northwest after midnight.
Sunday
Sunny, with a high near 93. Calm wind becoming east around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 60. North northeast wind around 7 mph becoming west after midnight.
Monday
Sunny, with a high near 96. West southwest wind 5 to 13 mph becoming north in the morning. Winds could gust as high as 20 mph.
Monday Night
A 10 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 59. North northwest wind 7 to 14 mph becoming west southwest after midnight. Winds could gust as high as 21 mph.
Tuesday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Sunny, with a high near 88. Breezy, with a north northeast wind 7 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Tuesday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 55. Breezy, with a north northeast wind 13 to 17 mph, with gusts as high as 25 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81.
Wednesday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53.
Thursday
Sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 91.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.04°N 108.41°W (Elev. 5046 ft)
Last Update:
8:13 pm MDT Jul 12, 2025
Forecast Valid:
8pm MDT Jul 12, 2025-6pm MDT Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation