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.

Clear

77°F

25°C

Humidity 33%
Wind Speed S 21 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 16 Aug 07:55 PM MDT
Extended Forecast for

Sandy UT

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 68. South southeast wind around 9 mph.

    Low: 68 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 91. South southeast wind 8 to 10 mph.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 67. South southwest wind around 7 mph becoming southeast after midnight.

    Low: 67 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 92. Southeast wind 6 to 9 mph becoming south southwest in the afternoon.

    High: 92 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 68. Southwest wind around 6 mph becoming light and variable.

    Low: 68 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 97.

    High: 97 °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 98.

    High: 98 °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
    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 68. South southeast wind around 9 mph.
Sunday
Sunny, with a high near 91. South southeast wind 8 to 10 mph.
Sunday Night
Mostly clear, with a low around 67. South southwest wind around 7 mph becoming southeast after midnight.
Monday
Sunny, with a high near 92. Southeast wind 6 to 9 mph becoming south southwest in the afternoon.
Monday Night
Clear, with a low around 68. Southwest wind around 6 mph becoming light and variable.
Tuesday
Sunny, with a high near 97.
Tuesday Night
Mostly clear, with a low around 71.
Wednesday
Sunny, with a high near 98.
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 96.
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. Partly sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sandy UT
 40.58°N 111.84°W (Elev. 4724 ft)
Last Update:
3:05 pm MDT Aug 16, 2025
Forecast Valid:
8pm MDT Aug 16, 2025-6pm MDT Aug 23, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation