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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Current conditions at

South Valley Regional Airport (KSVR)

Lat: 40.6196°NLon: 111.99016°WElev: 4596.0ft.

haze

79°F

26°C

Humidity 34%
Wind Speed S 29 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 16 Aug 06:35 PM MDT
Extended Forecast for

Magna UT

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 69. South wind 11 to 13 mph.

    Low: 69 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 92. South wind 9 to 13 mph becoming west southwest in the afternoon.

    High: 92 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 69. West wind 6 to 9 mph becoming south southeast in the evening.

    Low: 69 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 95. South southeast wind around 10 mph becoming southwest in the afternoon.

    High: 95 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 68. Northwest wind around 7 mph becoming southeast after midnight.

    Low: 68 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 97.

    High: 97 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before midnight. Mostly clear, with a low around 71.

    Low: 71 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
A 10 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 69. South wind 11 to 13 mph.
Sunday
Mostly sunny, with a high near 92. South wind 9 to 13 mph becoming west southwest in the afternoon.
Sunday Night
Mostly clear, with a low around 69. West wind 6 to 9 mph becoming south southeast in the evening.
Monday
Sunny, with a high near 95. South southeast wind around 10 mph becoming southwest in the afternoon.
Monday Night
Clear, with a low around 68. Northwest wind around 7 mph becoming southeast after midnight.
Tuesday
Sunny, with a high near 96.
Tuesday Night
Mostly clear, with a low around 71.
Wednesday
Sunny, with a high near 97.
Wednesday Night
A slight chance of showers and thunderstorms before midnight. Mostly clear, with a low around 71.
Thursday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 95.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 96.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Magna UT
 40.71°N 112.1°W (Elev. 4236 ft)
Last Update:
3:05 pm MDT Aug 16, 2025
Forecast Valid:
6pm MDT Aug 16, 2025-6pm MDT Aug 23, 2025
 
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Additional Resources

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Chance of Precipitation