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

Heavy Rain Return to the Southwest U.S.; Potential Atlantic Tropical System Interaction

Heavy to excessive rainfall from monsoon thunderstorms may bring isolated flash and urban flooding to the Desert Southwest into Sunday. The tropical wave (AL94) continues to bring heavy rainfall to Puerto Rico and the US Virgin Islands. The close proximity of Tropical Storm Humberto and AL94 could lead to interaction between them, but details of their track and intensity forecasts remain uncertain Read More >

Current conditions at

Provo Municipal Airport (KPVU)

Lat: 40.2239°NLon: 111.7253°WElev: 4495.0ft.

Clear

79°F

26°C

Humidity 27%
Wind Speed WNW 6 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 25 Sep 03:56 PM MDT
Extended Forecast for

Alpine UT

  • Tonight

    Tonight: Isolated showers after 3am. Increasing clouds, with a low around 54. East southeast wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 54 °F

    Mostly Clear
    then Isolated
    Showers

  • Friday

    Friday: Scattered showers, with thunderstorms also possible after 9am. Partly sunny, with a high near 77. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 77 °F

    Scattered
    Showers then
    Scattered
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. North northwest wind around 6 mph becoming calm after midnight.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 80. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 80 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after midnight. Partly cloudy, with a low around 53. West wind around 6 mph becoming east in the evening.

    Low: 53 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 73. Chance of precipitation is 50%.

    High: 73 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.

    Low: 51 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 72.

    High: 72 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    Showers

Detailed Forecast

Tonight
Isolated showers after 3am. Increasing clouds, with a low around 54. East southeast wind 3 to 5 mph. Chance of precipitation is 20%.
Friday
Scattered showers, with thunderstorms also possible after 9am. Partly sunny, with a high near 77. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 52. North northwest wind around 6 mph becoming calm after midnight.
Saturday
A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 80. Calm wind becoming west southwest around 5 mph in the afternoon.
Saturday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 53. West wind around 6 mph becoming east in the evening.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 73. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 72.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 50.
Tuesday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 70.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 69.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 45.
Thursday
Sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alpine UT
 40.45°N 111.76°W (Elev. 4997 ft)
Last Update:
3:08 pm MDT Sep 25, 2025
Forecast Valid:
4pm MDT Sep 25, 2025-6pm MDT Oct 2, 2025
 
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