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.

Mostly Cloudy

72°F

22°C

Humidity 28%
Wind Speed SW 4 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 15 Jul 04:00 AM MDT
Extended Forecast for

Riverton WY

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 88. Breezy, with a northeast wind 5 to 15 mph, with gusts as high as 23 mph.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 55. Breezy, with a northwest wind 8 to 18 mph becoming northeast in the evening. Winds could gust as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Showers
    Likely and
    Breezy then
    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon. Cloudy through mid morning, then gradual clearing, with a high near 77. North northeast wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 77 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52. Northeast wind 5 to 14 mph becoming west after midnight. Winds could gust as high as 21 mph.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 93. West southwest wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58. West northwest wind 5 to 11 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 91. West wind 5 to 8 mph becoming northeast in the afternoon.

    High: 91 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 88. Breezy, with a northeast wind 5 to 15 mph, with gusts as high as 23 mph.
Tonight
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 55. Breezy, with a northwest wind 8 to 18 mph becoming northeast in the evening. Winds could gust as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Cloudy through mid morning, then gradual clearing, with a high near 77. North northeast wind 10 to 13 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 52. Northeast wind 5 to 14 mph becoming west after midnight. Winds could gust as high as 21 mph.
Thursday
Sunny, with a high near 93. West southwest wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 58. West northwest wind 5 to 11 mph becoming southwest after midnight. Winds could gust as high as 20 mph.
Friday
Mostly sunny, with a high near 91. West wind 5 to 8 mph becoming northeast in the afternoon.
Friday Night
Mostly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
Sunny, with a high near 93.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.04°N 108.41°W (Elev. 5046 ft)
Last Update:
3:43 am MDT Jul 15, 2025
Forecast Valid:
4am MDT Jul 15, 2025-6pm MDT Jul 21, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation