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

50°F

10°C

Humidity 19%
Wind Speed W 27 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 09 Feb 01:20 PM MST
Extended Forecast for

3 Miles WNW Arapahoe WY

  • This Afternoon

    This Afternoon: Sunny, with a high near 59. Breezy, with a west wind 17 to 23 mph, with gusts as high as 32 mph.

    High: 59 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Increasing clouds, with a low around 22. West wind 6 to 14 mph.

    Low: 22 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy, then gradually becoming mostly sunny, with a high near 45. Calm wind becoming northeast 5 to 7 mph in the afternoon.

    High: 45 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25. North northwest wind around 5 mph becoming light and variable after midnight.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow showers before 11am, then a chance of rain and snow showers. Mostly cloudy, with a high near 53. Light west wind becoming west southwest 5 to 9 mph in the morning. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 53 °F

    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 25. West southwest wind 5 to 7 mph.

    Low: 25 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 51. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 51 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 59. Breezy, with a west wind 17 to 23 mph, with gusts as high as 32 mph.
Tonight
Increasing clouds, with a low around 22. West wind 6 to 14 mph.
Tuesday
Cloudy, then gradually becoming mostly sunny, with a high near 45. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 25. North northwest wind around 5 mph becoming light and variable after midnight.
Wednesday
A chance of snow showers before 11am, then a chance of rain and snow showers. Mostly cloudy, with a high near 53. Light west wind becoming west southwest 5 to 9 mph in the morning. Chance of precipitation is 40%. Little or no snow accumulation expected.
Wednesday Night
Partly cloudy, with a low around 25. West southwest wind 5 to 7 mph.
Thursday
Mostly sunny, with a high near 51. Calm wind becoming north northwest around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 22.
Friday
Sunny, with a high near 50.
Friday Night
Mostly clear, with a low around 21.
Saturday
Mostly sunny, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
Partly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Arapahoe WY
 42.99°N 108.56°W (Elev. 5197 ft)
Last Update:
12:16 pm MST Feb 9, 2026
Forecast Valid:
1pm MST Feb 9, 2026-6pm MST Feb 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation