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

Riverton Regional Airport (KRIW)

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

Clear

N/A

Humidity 75%
Wind Speed NE 6 MPH
Barometer NA
Dewpoint N/A
Visibility 10.00 mi
Last update 01 Apr 11:45 PM MDT
Extended Forecast for

Riverton WY

  • Today

    Today: Mostly sunny, with a high near 68. North wind 3 to 8 mph.

    High: 68 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 33. North wind 5 to 9 mph becoming southwest after midnight.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 72. Breezy, with a light southwest wind becoming west 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 72 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 36. Breezy, with a west wind 17 to 22 mph becoming west southwest 10 to 15 mph after midnight. Winds could gust as high as 31 mph.

    Low: 36 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 64. North northeast wind 8 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 64 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30. West northwest wind 6 to 14 mph becoming east southeast after midnight. Winds could gust as high as 20 mph.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 68. North northwest wind 5 to 13 mph.

    High: 68 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 68. North wind 3 to 8 mph.
Tonight
Partly cloudy, with a low around 33. North wind 5 to 9 mph becoming southwest after midnight.
Tuesday
Sunny, with a high near 72. Breezy, with a light southwest wind becoming west 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph.
Tuesday Night
Mostly clear, with a low around 36. Breezy, with a west wind 17 to 22 mph becoming west southwest 10 to 15 mph after midnight. Winds could gust as high as 31 mph.
Wednesday
Sunny, with a high near 64. North northeast wind 8 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 30. West northwest wind 6 to 14 mph becoming east southeast after midnight. Winds could gust as high as 20 mph.
Thursday
Mostly sunny, with a high near 68. North northwest wind 5 to 13 mph.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Partly sunny, with a high near 70.
Friday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 75.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 41.
Sunday
A slight chance of showers. Mostly sunny, with a high near 71. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.02°N 108.38°W (Elev. 4931 ft)
Last Update:
9:17 am MDT Apr 6, 2026
Forecast Valid:
10am MDT Apr 6, 2026-6pm MDT Apr 12, 2026
 
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