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.

haze

91°F

33°C

Humidity 24%
Wind Speed E 4 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 50°F (10°C)
Visibility 2.50 mi
Heat Index88°F (31°C)
Last update 11 Aug 10:55 AM MDT
Extended Forecast for

Grantsville UT

  • Today

    Today: A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 96. South wind around 8 mph becoming north northeast in the afternoon.

    High: 96 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Northeast wind 6 to 9 mph becoming southwest in the evening. Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 90. South southwest wind around 7 mph becoming north northeast in the afternoon. Chance of precipitation is 40%.

    High: 90 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. North northeast wind 7 to 10 mph becoming south after midnight.

    Low: 65 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 83. South wind 7 to 9 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 82. Chance of precipitation is 30%.

    High: 82 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 96. South wind around 8 mph becoming north northeast in the afternoon.
Tonight
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Northeast wind 6 to 9 mph becoming southwest in the evening. Chance of precipitation is 20%.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 90. South southwest wind around 7 mph becoming north northeast in the afternoon. Chance of precipitation is 40%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. North northeast wind 7 to 10 mph becoming south after midnight.
Thursday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 83. South wind 7 to 9 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 50 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 58.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 82. Chance of precipitation is 30%.
Friday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 59.
Saturday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grantsville UT
 40.61°N 112.46°W (Elev. 4219 ft)
Last Update:
12:31 am MDT Aug 11, 2026
Forecast Valid:
11am MDT Aug 11, 2026-6pm MDT Aug 17, 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