Heat Persists in the Southwest; Elevated to Critical Fire Weather in the Great Basin; Poor Air Quality in the West

Dangerous heat will persist across the Southwest U.S. through this week, easing by next week. The heat will focus further east in the Great Plains and Mississippi Valley beginning next week. Elevated to locally critical fire weather conditions will persist for the Great Basin today. Poor air quality lingers for the Northwest, Great Basin, Central Rockies into the Plains. Read More >

Current conditions at

South Valley Regional Airport (KSVR)

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

Clear

63°F

17°C

Humidity 29%
Wind Speed NW 6 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 04 Aug 06:35 AM MDT
Extended Forecast for

Magna UT

  • Today

    Today: Patchy smoke. Sunny, with a high near 89. Light west wind becoming north northwest 6 to 11 mph in the morning.

    High: 89 °F

    Patchy Smoke

  • Tonight

    Tonight: Patchy smoke. Mostly clear, with a low around 64. North northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 64 °F

    Patchy Smoke

  • Wednesday

    Wednesday: Patchy smoke. Sunny, with a high near 93. Light and variable wind becoming north northwest 5 to 10 mph in the afternoon.

    High: 93 °F

    Patchy Smoke

  • Wednesday Night

    Wednesday Night: Patchy smoke before 9pm. Mostly clear, with a low around 67. North wind 5 to 8 mph becoming light and variable.

    Low: 67 °F

    Patchy Smoke
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 98. Light and variable wind becoming north northwest 5 to 9 mph in the afternoon.

    High: 98 °F

    Sunny

  • Thursday Night

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

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 101.

    High: 101 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 101.

    High: 101 °F

    Hot

Detailed Forecast

Today
Patchy smoke. Sunny, with a high near 89. Light west wind becoming north northwest 6 to 11 mph in the morning.
Tonight
Patchy smoke. Mostly clear, with a low around 64. North northwest wind 5 to 8 mph becoming calm in the evening.
Wednesday
Patchy smoke. Sunny, with a high near 93. Light and variable wind becoming north northwest 5 to 10 mph in the afternoon.
Wednesday Night
Patchy smoke before 9pm. Mostly clear, with a low around 67. North wind 5 to 8 mph becoming light and variable.
Thursday
Sunny, with a high near 98. Light and variable wind becoming north northwest 5 to 9 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 71.
Friday
Sunny and hot, with a high near 101.
Friday Night
Mostly clear, with a low around 74.
Saturday
Sunny and hot, with a high near 101.
Saturday Night
Mostly clear, with a low around 76.
Sunday
Mostly sunny and hot, with a high near 100.
Sunday Night
Partly cloudy, with a low around 75.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 98.
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ABOUT THIS FORECAST

 
Point Forecast:
Magna UT
 40.69°N 112.09°W (Elev. 4482 ft)
12:31 am MDT Aug 4, 2026
6am MDT Aug 4, 2026-6pm MDT Aug 10, 2026
 
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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