Showers and Thunderstorms from the Southern Plains into the Ohio Valley; Record Warmth in the Central U.S.

Heavy rain and widely scattered severe storms are expected over portions of the central and southern Plains into the Ohio Valley. Unseasonable warmth will continue for a few more days across the Midwest, Southeast, and Mid-Atlantic where several daily record highs could fall. Read More >

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

42°F

6°C

Humidity 64%
Wind Speed NNW 13 MPH
Barometer 30.5 in (1032.85 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 15 Oct 07:53 AM MDT
Extended Forecast for

Riverton WY

Freeze Warning October 15, 11:00pm until October 16, 09:00am
Click here for hazard details and duration
Freeze Warning
  • Today

    Today: Sunny, with a high near 54. Breezy, with a north wind 9 to 17 mph, with gusts as high as 24 mph.

    High: 54 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Patchy fog after 4am. Widespread frost, mainly after 2am.  Otherwise, mostly clear, with a low around 28. North northeast wind 5 to 9 mph becoming calm  in the evening.

    Low: 28 °F

    Mostly Clear
    then Frost
    and Patchy
    Fog

  • Friday

    Friday: Areas of fog before 9am. Widespread frost before 10am.  Otherwise, sunny, with a high near 58. Light and variable wind.

    High: 58 °F

    Frost and
    Areas Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 66. Light southeast wind.

    High: 66 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35. Calm wind becoming southwest around 5 mph.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 65. Calm wind becoming east around 5 mph in the afternoon.

    High: 65 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 54. Breezy, with a north wind 9 to 17 mph, with gusts as high as 24 mph.
Tonight
Patchy fog after 4am. Widespread frost, mainly after 2am. Otherwise, mostly clear, with a low around 28. North northeast wind 5 to 9 mph becoming calm in the evening.
Friday
Areas of fog before 9am. Widespread frost before 10am. Otherwise, sunny, with a high near 58. Light and variable wind.
Friday Night
Mostly clear, with a low around 31. Calm wind.
Saturday
Sunny, with a high near 66. Light southeast wind.
Saturday Night
Mostly clear, with a low around 35. Calm wind becoming southwest around 5 mph.
Sunday
Sunny, with a high near 65. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 36.
Monday
Sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 39.
Tuesday
Sunny, with a high near 68.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 41.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.04°N 108.41°W (Elev. 5046 ft)
6:18 am MDT Oct 15, 2026
8am MDT Oct 15, 2026-6pm MDT Oct 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database