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.

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: Sunny, with a high near 69. Breezy, with a south southwest wind 5 to 10 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 69 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: A 20 percent chance of showers before 7pm. Mostly cloudy, with a low around 35. Breezy, with a south southwest wind 11 to 20 mph, with gusts as high as 30 mph.

    Low: 35 °F

    Slight Chance
    Showers and
    Breezy then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 63. Breezy, with a west southwest wind 11 to 18 mph, with gusts as high as 28 mph.

    High: 63 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31. Breezy, with a west wind 6 to 16 mph, with gusts as high as 24 mph.

    Low: 31 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 63. West southwest wind 5 to 8 mph becoming southeast in the morning.

    High: 63 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 33. West wind 8 to 10 mph.

    Low: 33 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 67. Windy, with a west southwest wind 8 to 13 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 67 °F

    Mostly Sunny
    then Partly
    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 42. Breezy.

    Low: 42 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Rain showers likely before 3pm, then rain and snow showers likely. Partly sunny, with a high near 60. Breezy. Chance of precipitation is 60%.

    High: 60 °F

    Breezy.
    Chance
    Showers then
    Rain/Snow
    Likely

Detailed Forecast

Today
Sunny, with a high near 69. Breezy, with a south southwest wind 5 to 10 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.
Tonight
A 20 percent chance of showers before 7pm. Mostly cloudy, with a low around 35. Breezy, with a south southwest wind 11 to 20 mph, with gusts as high as 30 mph.
Monday
Mostly sunny, with a high near 63. Breezy, with a west southwest wind 11 to 18 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around 31. Breezy, with a west wind 6 to 16 mph, with gusts as high as 24 mph.
Tuesday
Mostly sunny, with a high near 63. West southwest wind 5 to 8 mph becoming southeast in the morning.
Tuesday Night
Mostly clear, with a low around 33. West wind 8 to 10 mph.
Wednesday
Mostly sunny, with a high near 67. Windy, with a west southwest wind 8 to 13 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.
Wednesday Night
A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 42. Breezy.
Thursday
Rain showers likely before 3pm, then rain and snow showers likely. Partly sunny, with a high near 60. Breezy. Chance of precipitation is 60%.
Thursday Night
Rain and snow showers likely, becoming all snow after 9pm. Mostly cloudy, with a low around 25. Blustery. Chance of precipitation is 60%.
Friday
A chance of snow showers. Partly sunny, with a high near 44.
Friday Night
A slight chance of snow showers. Mostly cloudy, with a low around 20.
Saturday
Mostly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.02°N 108.38°W (Elev. 4931 ft)
Last Update:
3:32 am MDT Apr 12, 2026
Forecast Valid:
5am MDT Apr 12, 2026-6pm MDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation