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

66°F

19°C

Humidity 34%
Wind Speed NW 10 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 14 Jul 05:20 AM MDT
Extended Forecast for

Riverton WY

  • Today

    Today: Sunny and hot, with a high near 98. Light and variable wind becoming northwest 6 to 11 mph in the afternoon.

    High: 98 °F

    Hot

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 60. North wind 5 to 13 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 60 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 89. Northwest wind 7 to 14 mph becoming northeast in the morning. Winds could gust as high as 21 mph.

    High: 89 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 3am, then a slight chance of showers. Mostly cloudy, with a low around 57. North wind 8 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    Low: 57 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. Breezy, with a north wind 8 to 16 mph, with gusts as high as 24 mph.

    High: 78 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51. Breezy, with an east northeast wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 24 mph.

    Low: 51 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 91. West northwest wind 5 to 9 mph becoming east in the morning.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Today
Sunny and hot, with a high near 98. Light and variable wind becoming northwest 6 to 11 mph in the afternoon.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 60. North wind 5 to 13 mph becoming west after midnight. Winds could gust as high as 20 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 89. Northwest wind 7 to 14 mph becoming northeast in the morning. Winds could gust as high as 21 mph.
Tuesday Night
A chance of showers and thunderstorms before 3am, then a slight chance of showers. Mostly cloudy, with a low around 57. North wind 8 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. Breezy, with a north wind 8 to 16 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly clear, with a low around 51. Breezy, with an east northeast wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 24 mph.
Thursday
Sunny, with a high near 91. West northwest wind 5 to 9 mph becoming east in the morning.
Thursday Night
Mostly clear, with a low around 57.
Friday
Sunny, with a high near 92.
Friday Night
Partly cloudy, with a low around 59.
Saturday
Sunny, with a high near 92.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
Sunny, with a high near 93.
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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:
5:27 am MDT Jul 14, 2025
Forecast Valid:
5am MDT Jul 14, 2025-6pm MDT Jul 20, 2025
 
Forecast Discussion
 
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Additional Resources

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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