Lake Effect Snow in the Lower Great Lakes; Unsettled Pattern in the Pacific Northwest

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. Lake Effect Snow Warnings have been issued. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest this afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Hazardous Weather Conditions

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

22°F

-6°C

Humidity 74%
Wind Speed WNW 3 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 12 Feb 05:53 AM MST
Extended Forecast for

Riverton WY

  • Today

    Today: Mostly sunny, with a high near 53. Light and variable wind.

    High: 53 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 21. Light and variable wind becoming south southwest around 5 mph in the evening.

    Low: 21 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 53. Southwest wind around 5 mph becoming light and variable.

    High: 53 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 19. West southwest wind around 6 mph.

    Low: 19 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 53. Southwest wind around 5 mph becoming calm.

    High: 53 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 23. South southwest wind around 6 mph.

    Low: 23 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 57. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 57 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Sunny, with a high near 59. Breezy.

    High: 59 °F

    Sunny and
    Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 53. Light and variable wind.
Tonight
Partly cloudy, with a low around 21. Light and variable wind becoming south southwest around 5 mph in the evening.
Friday
Sunny, with a high near 53. Southwest wind around 5 mph becoming light and variable.
Friday Night
Mostly clear, with a low around 19. West southwest wind around 6 mph.
Saturday
Mostly sunny, with a high near 53. Southwest wind around 5 mph becoming calm.
Saturday Night
Mostly cloudy, with a low around 23. South southwest wind around 6 mph.
Sunday
Partly sunny, with a high near 57. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 24.
Washington's Birthday
Sunny, with a high near 59. Breezy.
Monday Night
A 30 percent chance of showers, mainly after 11pm. Partly cloudy, with a low around 29. Breezy.
Tuesday
A chance of rain and snow showers. Partly sunny, with a high near 54. Breezy.
Tuesday Night
A slight chance of snow showers. Partly cloudy, with a low around 23. Breezy.
Wednesday
A slight chance of snow showers. Mostly sunny, with a high near 49. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Riverton WY
 43.02°N 108.38°W (Elev. 4931 ft)
5:47 am MST Feb 12, 2026
6am MST Feb 12, 2026-6pm MST Feb 18, 2026
 
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