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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

19°F

-7°C

Humidity 67%
Wind Speed SSW 3 MPH
Barometer 30.45 in (1031.16 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 11 Jan 07:20 AM MST
Extended Forecast for

3 Miles ENE Arapahoe WY

  • Today

    Today: Sunny, with a high near 45. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 45 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 20. South wind 6 to 9 mph.

    Low: 20 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 48. South wind 5 to 7 mph.

    High: 48 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 23. South southwest wind around 8 mph.

    Low: 23 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 52. Southwest wind 7 to 9 mph becoming north northwest in the afternoon.

    High: 52 °F

    Partly Sunny

  • Tuesday Night

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

    Low: 25 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 51. Light and variable wind.

    High: 51 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 45. Calm wind becoming south southeast around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 20. South wind 6 to 9 mph.
Monday
Sunny, with a high near 48. South wind 5 to 7 mph.
Monday Night
Partly cloudy, with a low around 23. South southwest wind around 8 mph.
Tuesday
Partly sunny, with a high near 52. Southwest wind 7 to 9 mph becoming north northwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 25. West southwest wind 5 to 7 mph.
Wednesday
Sunny, with a high near 51. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 24.
Thursday
Sunny, with a high near 48.
Thursday Night
Partly cloudy, with a low around 18.
Friday
Mostly sunny, with a high near 37.
Friday Night
Partly cloudy, with a low around 14.
Saturday
Sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Arapahoe WY
 43°N 108.41°W (Elev. 4957 ft)
Last Update:
6:31 am MST Jan 11, 2026
Forecast Valid:
7am MST Jan 11, 2026-6pm MST Jan 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