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

81°F

27°C

Humidity 30%
Wind Speed SSW 9 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 46°F (8°C)
Visibility 6.00 mi
Heat Index80°F (27°C)
Last update 11 Aug 01:15 AM MDT
Extended Forecast for

Grantsville UT

  • Overnight

    Overnight: Mostly cloudy, with a low around 73. South wind 8 to 10 mph.

    Low: 73 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 96. South wind around 8 mph becoming north northeast in the afternoon.

    High: 96 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Northeast wind 6 to 9 mph becoming west southwest in the evening. Chance of precipitation is 20%.

    Low: 70 °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. Southwest wind around 7 mph becoming north 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 66. North northeast wind 6 to 10 mph becoming south after midnight.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 83. 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 60.

    Low: 60 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after noon. Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 73. South wind 8 to 10 mph.
Tuesday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 96. South wind around 8 mph becoming north northeast in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Northeast wind 6 to 9 mph becoming west 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. Southwest wind around 7 mph becoming north in the afternoon. Chance of precipitation is 40%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. North northeast wind 6 to 10 mph becoming south after midnight.
Thursday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 83. 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 60.
Friday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 82.
Friday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 61.
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 63.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 65.
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 112.49°W (Elev. 4341 ft)
Last Update:
12:31 am MDT Aug 11, 2026
Forecast Valid:
1am 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