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

  • Tonight

    Tonight: Partly cloudy, with a low around 38. Northeast wind 6 to 8 mph becoming west northwest after midnight.

    Low: 38 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 65. West northwest wind 6 to 14 mph becoming north northeast in the afternoon. Winds could gust as high as 21 mph.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35. Breezy, with an east northeast wind 7 to 15 mph, with gusts as high as 23 mph.

    Low: 35 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 71. Calm wind becoming south southeast 5 to 9 mph in the afternoon.

    High: 71 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40. West southwest wind 5 to 10 mph.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers. Mostly sunny, with a high near 74. Windy, with a south southwest wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 36 mph.

    High: 74 °F

    Slight Chance
    Showers and
    Windy

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 42. Breezy, with a south southwest wind 13 to 21 mph, with gusts as high as 29 mph.

    Low: 42 °F

    Chance
    Showers and
    Breezy then
    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 68. Breezy.

    High: 68 °F

    Mostly Sunny
    then Slight
    Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 36. Breezy.

    Low: 36 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Tonight
Partly cloudy, with a low around 38. Northeast wind 6 to 8 mph becoming west northwest after midnight.
Thursday
Sunny, with a high near 65. West northwest wind 6 to 14 mph becoming north northeast in the afternoon. Winds could gust as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 35. Breezy, with an east northeast wind 7 to 15 mph, with gusts as high as 23 mph.
Friday
Mostly cloudy, with a high near 71. Calm wind becoming south southeast 5 to 9 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 40. West southwest wind 5 to 10 mph.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 74. Windy, with a south southwest wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 36 mph.
Saturday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 42. Breezy, with a south southwest wind 13 to 21 mph, with gusts as high as 29 mph.
Sunday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 68. Breezy.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 36. Breezy.
Monday
A chance of rain and snow showers before noon, then a chance of rain showers. Partly sunny, with a high near 58. Breezy. Chance of precipitation is 50%.
Monday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 31.
Tuesday
A chance of rain and snow showers. Partly sunny, with a high near 55.
Tuesday Night
Partly cloudy, with a low around 30.
Wednesday
Mostly sunny, with a high near 64.
Basemap Options
Click map to change the forecast location
Loading map...
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:
9:47 pm MDT Apr 8, 2026
Forecast Valid:
10pm MDT Apr 8, 2026-6pm MDT Apr 15, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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