Critical Fire Weather in the High Plains and Midwest; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central/southern High Plains and portions of the Midwest. Two Pacific storms will continue to bring heavy mountain snow and gusty winds to the western U.S. through Thursday. A swath of wintry weather, including heavy snow and a wintry mix, is expected from the Northern Plains to New England. Read More >

Current conditions at

Riverton Regional Airport (KRIW)

Lat: 43.06219° N Lon: 108.44701° W Elev: 5443.0 ft.

Overcast

39°F

4°C

Humidity 44%
Wind Speed SSW 10 MPH
Barometer 29.29 in (991.87 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 18 Feb 04:20 PM MST
Detailed forecast for

Wind River Basin

This Afternoon
Mostly cloudy with a 30 percent chance of snow showers. Patchy blowing snow. Breezy with highs in the upper 30s. East winds 15 to 20 mph with gusts up to 35 mph.
Tonight
Areas of blowing snow in the evening. Snow showers with visibility one quarter mile or less at times. Snow accumulation of 2 to 5 inches. Breezy, cold with lows 4 to 8 above. Northeast winds 15 to 25 mph with gusts up to 40 mph. Chance of snow 80 percent.
Thursday
Mostly cloudy with a chance of snow showers in the morning, then partly cloudy in the afternoon. Cooler with highs around 20. Northeast winds around 10 mph in the morning. Chance of snow 30 percent.
Thursday Night
Partly cloudy. Cold with lows around 2 above.
Friday
Partly cloudy. Highs in the mid 20s.
Friday Night
Partly cloudy in the evening, then clearing. Cold with lows zero to 5 above zero.
Saturday
Sunny. Highs around 30.
Saturday Night
Mostly clear. Cold with lows 5 to 10 above.
Sunday
Partly cloudy. Highs in the mid 30s.
Sunday Night
Mostly clear. Cold with lows 10 to 20.
Monday
Mostly sunny. Highs in the mid 40s.
Monday Night
Partly cloudy. Lows in the mid 20s.
Tuesday
Mostly sunny in the morning, then becoming partly cloudy. A slight chance of. Breezy with highs in the upper 40s.



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431 PM MST Wed Feb 18 2026
 
 

Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database