Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

25°F

-4°C

Humidity 53%
Wind Speed ENE 5 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 19 Jan 08:00 PM MST
Extended Forecast for

8 Miles NE Riverton WY

  • Tonight

    Tonight: Mostly clear, with a low around 17. Light south southwest wind increasing to 6 to 11 mph in the evening.

    Low: 17 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 40. Breezy, with a light and variable wind becoming north northeast 11 to 16 mph in the morning. Winds could gust as high as 24 mph.

    High: 40 °F

    Partly Sunny
    then
    Decreasing
    Clouds and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 10. North wind around 6 mph becoming south southwest in the evening.

    Low: 10 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 36. North northeast wind around 6 mph.

    High: 36 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 8. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 8 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 34. Calm wind becoming north northeast 5 to 7 mph in the afternoon.

    High: 34 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 7. East wind around 8 mph.

    Low: 7 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 3.

    Low: 3 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 17. Light south southwest wind increasing to 6 to 11 mph in the evening.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 40. Breezy, with a light and variable wind becoming north northeast 11 to 16 mph in the morning. Winds could gust as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 10. North wind around 6 mph becoming south southwest in the evening.
Wednesday
Sunny, with a high near 36. North northeast wind around 6 mph.
Wednesday Night
Partly cloudy, with a low around 8. Northeast wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 34. Calm wind becoming north northeast 5 to 7 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 7. East wind around 8 mph.
Friday
Partly sunny, with a high near 26.
Friday Night
Partly cloudy, with a low around 3.
Saturday
Sunny, with a high near 34.
Saturday Night
Mostly clear, with a low around 9.
Sunday
Sunny, with a high near 41.
Sunday Night
Partly cloudy, with a low around 15.
Monday
Mostly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NE Riverton WY
 43.09°N 108.27°W (Elev. 4833 ft)
7:46 pm MST Jan 19, 2026
8pm MST Jan 19, 2026-6pm MST Jan 26, 2026
 
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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