National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Powell Municipal Airport (KPOY)

Lat: 44.8672°NLon: 108.7934°WElev: 5092.0ft.

Clear

68°F

20°C

Humidity 24%
Wind Speed NW 3 MPH
Barometer 30.3 in (1026.08 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 03 Oct 05:10 PM MDT
Extended Forecast for

4 Miles S Ralston WY

  • Tonight

    Tonight: Mostly clear, with a low around 43. North wind around 6 mph becoming calm after midnight.

    Low: 43 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78. Calm wind becoming east 5 to 7 mph in the afternoon.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 47. Calm wind becoming southwest 5 to 7 mph after midnight.

    Low: 47 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 83. Southwest wind 5 to 7 mph becoming light and variable in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 52. Light and variable wind becoming west 5 to 7 mph in the evening.

    Low: 52 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. West wind around 6 mph becoming light and variable.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 49. West wind around 6 mph.

    Low: 49 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 43. North wind around 6 mph becoming calm after midnight.
Sunday
Sunny, with a high near 78. Calm wind becoming east 5 to 7 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 47. Calm wind becoming southwest 5 to 7 mph after midnight.
Monday
Mostly sunny, with a high near 83. Southwest wind 5 to 7 mph becoming light and variable in the afternoon.
Monday Night
Mostly clear, with a low around 52. Light and variable wind becoming west 5 to 7 mph in the evening.
Tuesday
Sunny, with a high near 79. West wind around 6 mph becoming light and variable.
Tuesday Night
Mostly clear, with a low around 49. West wind around 6 mph.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 76.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 70. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Ralston WY
 44.71°N 108.89°W (Elev. 4606 ft)
Last Update:
3:31 pm MDT Oct 3, 2026
Forecast Valid:
5pm MDT Oct 3, 2026-6pm MDT Oct 10, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation