Showers and Thunderstorms from the Southern Plains into the Mid-Mississippi Valley; Record Warmth in the Plains and Midwest

Heavy rain and widely scattered severe storms capable of large hail, damaging winds, and possibly a tornado are expected over portions of the central and southern Plains into the Lower Missouri Valley. Unseasonable warmth will continue for a few more days across the Midwest and Southeast 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.

Overcast

45°F

7°C

Humidity 100%
Wind Speed NNE 10 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 13 Oct 11:05 AM MDT
Extended Forecast for

Riverton WY

  • Today

    Today: A 20 percent chance of showers after 5pm.  Mostly cloudy, with a high near 53. Breezy, with a north northeast wind 8 to 16 mph, with gusts as high as 25 mph.

    High: 53 °F

    Slight Chance
    Showers and
    Breezy

  • Tonight

    Tonight: Showers, mainly after 9pm.  Low around 42. Breezy, with a north northeast wind 8 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Showers and
    Breezy

  • Wednesday

    Wednesday: Showers likely, mainly before 7am.  Cloudy, with a high near 49. North northwest wind 3 to 7 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers between 9pm and 4am.  Cloudy, then gradually becoming partly cloudy, with a low around 38. Light north wind becoming north northwest 8 to 13 mph in the evening. Winds could gust as high as 22 mph.

    Low: 38 °F

    Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 56. North northeast wind 8 to 13 mph becoming light and variable  in the afternoon. Winds could gust as high as 21 mph.

    High: 56 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. Light and variable wind becoming south around 5 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64. Calm wind becoming east southeast around 5 mph.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers after 5pm. Mostly cloudy, with a high near 53. Breezy, with a north northeast wind 8 to 16 mph, with gusts as high as 25 mph.
Tonight
Showers, mainly after 9pm. Low around 42. Breezy, with a north northeast wind 8 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Showers likely, mainly before 7am. Cloudy, with a high near 49. North northwest wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 40 percent chance of showers between 9pm and 4am. Cloudy, then gradually becoming partly cloudy, with a low around 38. Light north wind becoming north northwest 8 to 13 mph in the evening. Winds could gust as high as 22 mph.
Thursday
Sunny, with a high near 56. North northeast wind 8 to 13 mph becoming light and variable in the afternoon. Winds could gust as high as 21 mph.
Thursday Night
Mostly clear, with a low around 29. Light and variable wind becoming south around 5 mph.
Friday
Sunny, with a high near 64. Calm wind becoming east southeast around 5 mph.
Friday Night
Mostly clear, with a low around 32.
Saturday
Sunny, with a high near 70.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 69.
Sunday Night
Clear, with a low around 37.
Monday
Sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.04°N 108.41°W (Elev. 5046 ft)
10:17 am MDT Oct 13, 2026
11am MDT Oct 13, 2026-6pm MDT Oct 19, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database