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

Areas of Excessive Rainfall and Severe Thunderstorms Friday

Heavy thunderstorms may bring areas of excessive rainfall and locally considerable flooding over parts of the Ozarks into the lower-Mississippi River Valley Friday and Saturday. Scattered severe thunderstorms may occur Friday from Montana into the central Plains, with hail and corridors of damaging winds possible. Read More >

Hazardous Weather Conditions

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

68°F

20°C

Humidity 40%
Wind Speed E 6 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 12 Jun 10:20 PM MDT
Extended Forecast for

Riverton WY

  • Tonight

    Tonight: Partly cloudy, with a low around 51. Light and variable wind becoming north northwest around 6 mph after midnight.

    Low: 51 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 88. Calm wind becoming northwest 5 to 9 mph in the afternoon.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. North northwest wind 5 to 11 mph becoming southwest after midnight.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 90. Light and variable wind becoming west 5 to 9 mph in the afternoon.

    High: 90 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56. West northwest wind 5 to 10 mph.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 91. Light and variable wind becoming west 9 to 14 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 91 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56. West northwest wind 8 to 13 mph, with gusts as high as 21 mph.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 87.

    High: 87 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 54. Breezy.

    Low: 54 °F

    Slight Chance
    Showers and
    Breezy then
    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 51. Light and variable wind becoming north northwest around 6 mph after midnight.
Friday
Sunny, with a high near 88. Calm wind becoming northwest 5 to 9 mph in the afternoon.
Friday Night
Mostly clear, with a low around 54. North northwest wind 5 to 11 mph becoming southwest after midnight.
Saturday
Sunny, with a high near 90. Light and variable wind becoming west 5 to 9 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 56. West northwest wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 91. Light and variable wind becoming west 9 to 14 mph in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 56. West northwest wind 8 to 13 mph, with gusts as high as 21 mph.
Monday
Partly sunny, with a high near 87.
Monday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 54. Breezy.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 53.
Juneteenth
Mostly sunny, with a high near 87.
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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:
10:28 pm MDT Jun 12, 2025
Forecast Valid:
10pm MDT Jun 12, 2025-6pm MDT Jun 19, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation