Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Riverton Regional Airport (KRIW)

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

Clear

52°F

11°C

Humidity 17%
Wind Speed WSW 17 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Last update 28 Feb 10:35 AM MST
Extended Forecast for

3 Miles WNW Arapahoe WY

  • Today

    Today: Increasing clouds, with a high near 61. West wind around 6 mph becoming east in the afternoon.

    High: 61 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. West wind 5 to 8 mph becoming south southwest in the evening.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 58. West wind around 6 mph becoming light and variable.

    High: 58 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 10 percent chance of showers after 5am.  Mostly cloudy, with a low around 36. West southwest wind around 6 mph.

    Low: 36 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: A 50 percent chance of showers, mainly after 8am.  Mostly cloudy, with a high near 57. Light and variable wind becoming north 5 to 9 mph in the afternoon.

    High: 57 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 32. North wind 5 to 8 mph.

    Low: 32 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Sunny, with a high near 57. Light and variable wind becoming south southeast 5 to 7 mph in the morning.

    High: 57 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 61. West wind around 6 mph becoming east in the afternoon.
Tonight
Mostly cloudy, with a low around 34. West wind 5 to 8 mph becoming south southwest in the evening.
Sunday
Partly sunny, with a high near 58. West wind around 6 mph becoming light and variable.
Sunday Night
A 10 percent chance of showers after 5am. Mostly cloudy, with a low around 36. West southwest wind around 6 mph.
Monday
A 50 percent chance of showers, mainly after 8am. Mostly cloudy, with a high near 57. Light and variable wind becoming north 5 to 9 mph in the afternoon.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 32. North wind 5 to 8 mph.
Tuesday
Sunny, with a high near 57. Light and variable wind becoming south southeast 5 to 7 mph in the morning.
Tuesday Night
Mostly clear, with a low around 29.
Wednesday
Sunny, with a high near 61.
Wednesday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 31.
Thursday
A chance of rain and snow showers. Partly sunny, with a high near 50.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 24.
Friday
Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Arapahoe WY
 42.99°N 108.56°W (Elev. 5197 ft)
9:32 am MST Feb 28, 2026
10am MST Feb 28, 2026-6pm MST Mar 6, 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