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

3 Miles WNW Arapahoe WY

  • Today

    Today: Scattered showers after 5pm. Increasing clouds, with a high near 72. Windy, with a southwest wind 6 to 16 mph increasing to 16 to 26 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 50%.

    High: 72 °F

    Mostly Sunny
    and Breezy
    then
    Scattered
    Showers and
    Windy

  • Tonight

    Tonight: Scattered showers, mainly before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 36. Breezy, with a southwest wind 17 to 22 mph becoming west 6 to 11 mph after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 30%.

    Low: 36 °F

    Scattered
    Showers and
    Breezy then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 68. Breezy, with a southwest wind 6 to 11 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 68 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 37. Breezy, with a south southwest wind 18 to 23 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 33 mph.

    Low: 37 °F

    Slight Chance
    Showers and
    Breezy then
    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 63. Breezy, with a southwest wind 10 to 15 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 36 mph.

    High: 63 °F

    Breezy. Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 33. Breezy, with a west wind 16 to 21 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 29 mph.

    Low: 33 °F

    Mostly Cloudy
    and Breezy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 61. West wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 61 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. Breezy.

    High: 65 °F

    Sunny then
    Mostly Sunny
    and Breezy

Detailed Forecast

Today
Scattered showers after 5pm. Increasing clouds, with a high near 72. Windy, with a southwest wind 6 to 16 mph increasing to 16 to 26 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 50%.
Tonight
Scattered showers, mainly before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 36. Breezy, with a southwest wind 17 to 22 mph becoming west 6 to 11 mph after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 68. Breezy, with a southwest wind 6 to 11 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 34 mph.
Sunday Night
A 20 percent chance of showers before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 37. Breezy, with a south southwest wind 18 to 23 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 33 mph.
Monday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 63. Breezy, with a southwest wind 10 to 15 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 36 mph.
Monday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 33. Breezy, with a west wind 16 to 21 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 29 mph.
Tuesday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 61. West wind 6 to 13 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 33.
Wednesday
Mostly sunny, with a high near 65. Breezy.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 36. Breezy.
Thursday
A chance of showers. Mostly sunny, with a high near 58. Breezy.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 25. Blustery.
Friday
A chance of snow showers. Mostly sunny, with a high near 49. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Arapahoe WY
 42.99°N 108.56°W (Elev. 5197 ft)
Last Update:
3:48 am MDT Apr 11, 2026
Forecast Valid:
4am MDT Apr 11, 2026-6pm MDT Apr 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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