Critical Fire Weather in the High Plains; Heat Continues in the West

Critical fire weather conditions will persist in the central High Plains through Friday as gusty winds and dry conditions continue. The heat wave across the West and Southwest will continue to intensify through the week, with daily and monthly record highs expected to be broken. Read More >

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

61°F

16°C

Humidity 15%
Wind Speed W 13 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Last update 18 Mar 09:20 PM MDT
Extended Forecast for

3 Miles WNW Arapahoe WY

Red Flag Warning March 18, 09:40pm until March 21, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning March 18, 09:40pm until March 21, 09:00pm

    NOW until 9:00pm Sat

    Red Flag Warning

  • Tonight

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. Breezy, with a light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 79 °F

    Sunny then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50. Breezy, with a west wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 24 mph.

    Low: 50 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 80. Breezy, with a west wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 80 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41. Breezy, with a southwest wind 6 to 15 mph, with gusts as high as 22 mph.

    Low: 41 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 82. Windy, with a west wind 5 to 15 mph increasing to 16 to 26 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 82 °F

    Sunny then
    Mostly Sunny
    and Windy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 39. Windy, with a west wind 21 to 26 mph becoming north northeast 9 to 14 mph in the evening. Winds could gust as high as 38 mph.

    Low: 39 °F

    Mostly Cloudy
    and Windy
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 45. West wind 5 to 9 mph.
Thursday
Sunny, with a high near 79. Breezy, with a light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 50. Breezy, with a west wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 24 mph.
Friday
Sunny, with a high near 80. Breezy, with a west wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph.
Friday Night
Partly cloudy, with a low around 41. Breezy, with a southwest wind 6 to 15 mph, with gusts as high as 22 mph.
Saturday
Mostly sunny, with a high near 82. Windy, with a west wind 5 to 15 mph increasing to 16 to 26 mph in the afternoon. Winds could gust as high as 39 mph.
Saturday Night
Mostly cloudy, with a low around 39. Windy, with a west wind 21 to 26 mph becoming north northeast 9 to 14 mph in the evening. Winds could gust as high as 38 mph.
Sunday
Mostly sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 34.
Monday
Partly sunny, with a high near 71.
Monday Night
Mostly cloudy, with a low around 40.
Tuesday
Partly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 44. Breezy.
Wednesday
Sunny, with a high near 79. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Arapahoe WY
 42.99°N 108.56°W (Elev. 5197 ft)
9:31 pm MDT Mar 18, 2026
9pm MDT Mar 18, 2026-6pm MDT Mar 25, 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