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

Bolinder Field-Tooele Valley Airport (KTVY)

Lat: 40.61269°NLon: 112.35362°WElev: 4291.0ft.

Clear

84°F

29°C

Humidity 25%
Wind Speed N 5 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 15 Aug 07:15 PM MDT
Extended Forecast for

Grantsville UT

  • Tonight

    Tonight: Mostly clear, with a low around 65. East wind 6 to 10 mph becoming south southwest in the evening.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 88. South southwest wind 6 to 9 mph becoming north in the afternoon.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 67. North northeast wind 6 to 9 mph becoming south after midnight.

    Low: 67 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 90. South wind 5 to 9 mph becoming northwest in the afternoon.

    High: 90 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 70. West wind 6 to 9 mph becoming south in the evening.

    Low: 70 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 91.

    High: 91 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 65. East wind 6 to 10 mph becoming south southwest in the evening.
Sunday
Sunny, with a high near 88. South southwest wind 6 to 9 mph becoming north in the afternoon.
Sunday Night
Mostly clear, with a low around 67. North northeast wind 6 to 9 mph becoming south after midnight.
Monday
Mostly sunny, with a high near 90. South wind 5 to 9 mph becoming northwest in the afternoon.
Monday Night
Partly cloudy, with a low around 70. West wind 6 to 9 mph becoming south in the evening.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
Mostly cloudy, with a low around 68.
Wednesday
Partly sunny, with a high near 91.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Mostly sunny, with a high near 94.
Thursday Night
Partly cloudy, with a low around 72.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Grantsville UT
 40.61°N 112.49°W (Elev. 4341 ft)
Last Update:
12:31 pm MDT Aug 15, 2026
Forecast Valid:
7pm MDT Aug 15, 2026-6pm MDT Aug 22, 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