Dangerous Cold Persists through Monday; Wintry Weather from the Northern Plains to the Great Lakes

Bitter cold temperatures and dangerous wind chills will persist from Florida to the Northeast through Monday. Daily record low temperatures are forecast across the Southeast and Florida, with some all-time February low temperature records possible across Florida. An Alberta clipper will spread wintry precipitation across the Northern Plains today and into the upper Great Lakes into tonight. Read More >

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

37°F

3°C

Humidity 34%
Wind Speed WSW 5 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 01 Feb 10:05 PM MST
Extended Forecast for

Riverton WY

  • Tonight

    Tonight: Mostly cloudy, with a low around 23. South wind 6 to 8 mph becoming west in the evening.

    Low: 23 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy through mid morning, then gradual clearing, with a high near 54. West wind 8 to 13 mph becoming north in the afternoon.

    High: 54 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 21. Southwest wind 5 to 8 mph.

    Low: 21 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 55. Calm wind becoming northeast 5 to 8 mph in the afternoon.

    High: 55 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 20. North wind around 5 mph becoming light and variable  after midnight.

    Low: 20 °F

    Partly Cloudy

  • Wednesday

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

    High: 51 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22. South southwest wind around 6 mph.

    Low: 22 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Thursday Night

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

    Low: 22 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 23. South wind 6 to 8 mph becoming west in the evening.
Monday
Mostly cloudy through mid morning, then gradual clearing, with a high near 54. West wind 8 to 13 mph becoming north in the afternoon.
Monday Night
Partly cloudy, with a low around 21. Southwest wind 5 to 8 mph.
Tuesday
Mostly sunny, with a high near 55. Calm wind becoming northeast 5 to 8 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 20. North wind around 5 mph becoming light and variable after midnight.
Wednesday
Mostly sunny, with a high near 51. Light and variable wind.
Wednesday Night
Partly cloudy, with a low around 22. South southwest wind around 6 mph.
Thursday
Sunny, with a high near 55.
Thursday Night
Mostly clear, with a low around 22.
Friday
Sunny, with a high near 55.
Friday Night
Mostly clear, with a low around 23.
Saturday
Sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.02°N 108.38°W (Elev. 4931 ft)
8:01 pm MST Feb 1, 2026
10pm MST Feb 1, 2026-6pm MST Feb 8, 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