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

GRASS MOUNTAIN (GMTC1)

Lat: 34.64078°NLon: 118.41435°WElev: 4626.0ft.

NA

81°F

27°C

Humidity 21%
Wind Speed N 3 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Heat Index79°F (26°C)
Last update 26 Mar 01:59 PM PDT
Extended Forecast for

11 Miles W Quartz Hill CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 81. South southwest wind around 5 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 57. Calm wind becoming east northeast around 5 mph after midnight.

    Low: 57 °F

    Clear

  • Friday

    Friday: Increasing clouds, with a high near 81. Northeast wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 81 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 79. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 73.

    High: 73 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 81. South southwest wind around 5 mph.
Tonight
Clear, with a low around 57. Calm wind becoming east northeast around 5 mph after midnight.
Friday
Increasing clouds, with a high near 81. Northeast wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 15 mph.
Friday Night
Mostly clear, with a low around 59. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 79. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
Sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 59.
Monday
Partly sunny, with a high near 73.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
A slight chance of rain. Mostly cloudy, with a high near 63.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 46.
Wednesday
A slight chance of rain. Partly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles W Quartz Hill CA
 34.65°N 118.43°W (Elev. 3832 ft)
Last Update:
1:31 pm PDT Mar 26, 2026
Forecast Valid:
2pm PDT Mar 26, 2026-6pm PDT Apr 1, 2026
 
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Additional Resources

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