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

Hazardous Weather Conditions

Current conditions at

South Valley Regional Airport (KSVR)

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

Clear

81°F

27°C

Humidity 21%
Wind Speed S 8 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 20 Jun 01:35 AM MDT
Extended Forecast for

Magna UT

Fire Weather Watch June 20, 02:00pm until June 20, 10:00pm
Heat Advisory until June 20, 06:00am
Click here for hazard details and duration
Fire Weather Watch
Heat Advisory
  •  
    Heat Advisory until June 20, 06:00am

    NOW until 6:00am Sat

    Heat Advisory

  • Overnight

    Low: 70 °F

    Partly Cloudy

  • Saturday

    Saturday: Isolated thunderstorms after 3pm. Sunny, with a high near 89. South wind 10 to 13 mph becoming north northwest in the afternoon. Chance of precipitation is 20%.

    High: 89 °F

    Sunny then
    Isolated
    T-storms

  • Saturday Night

    Saturday Night: Scattered thunderstorms, mainly before 9pm. Mostly cloudy, then gradually becoming clear, with a low around 62. West southwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 30%.

    Low: 62 °F

    Scattered
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 87. Light west wind becoming north northwest 6 to 11 mph in the morning.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63. North wind 5 to 10 mph becoming light and variable in the evening.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

Detailed Forecast

Overnight
Partly cloudy, with a low around 70. South wind 9 to 16 mph.
Saturday
Isolated thunderstorms after 3pm. Sunny, with a high near 89. South wind 10 to 13 mph becoming north northwest in the afternoon. Chance of precipitation is 20%.
Saturday Night
Scattered thunderstorms, mainly before 9pm. Mostly cloudy, then gradually becoming clear, with a low around 62. West southwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 87. Light west wind becoming north northwest 6 to 11 mph in the morning.
Sunday Night
Mostly clear, with a low around 63. North wind 5 to 10 mph becoming light and variable in the evening.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 64.
Tuesday
Sunny, with a high near 94.
Tuesday Night
Mostly clear, with a low around 67.
Wednesday
Sunny, with a high near 97.
Wednesday Night
Mostly clear, with a low around 68.
Thursday
Sunny, with a high near 95.
Thursday Night
Mostly clear, with a low around 67.
Friday
A slight chance of showers and thunderstorms. Sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Magna UT
 40.71°N 112.1°W (Elev. 4236 ft)
Last Update:
12:31 am MDT Jun 20, 2026
Forecast Valid:
2am MDT Jun 20, 2026-6pm MDT Jun 26, 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