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

Hazardous Weather Conditions

Current conditions at

GRASS MOUNTAIN (GMTC1)

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

NA

53°F

12°C

Humidity 48%
Wind Speed N 3 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 05 Nov 05:59 PM PST
Extended Forecast for

11 Miles SW Quartz Hill CA

Red Flag Warning November 7, 02:00am until November 7, 06:00pm
Click here for hazard details and duration
Red Flag Warning

  • Tonight

    Tonight: Clear, with a low around 48. Breezy, with a northeast wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 48 °F

    Clear then
    Clear and
    Breezy

  • Friday

    Friday: Sunny, with a high near 59. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 59 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Clear, with a low around 52. Breezy, with a northeast wind 20 to 25 mph, with gusts as high as 35 mph.

    Low: 52 °F

    Clear and
    Breezy

  • Saturday

    Saturday: Sunny, with a high near 60. Breezy, with a northeast wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 60 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 52. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 52 °F

    Clear then
    Clear and
    Breezy

  • Sunday

    Sunday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 48. Breezy, with a northeast wind 10 to 20 mph, with gusts as high as 30 mph.
Friday
Sunny, with a high near 59. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
Clear, with a low around 52. Breezy, with a northeast wind 20 to 25 mph, with gusts as high as 35 mph.
Saturday
Sunny, with a high near 60. Breezy, with a northeast wind 20 to 25 mph, with gusts as high as 35 mph.
Saturday Night
Clear, with a low around 52. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
Sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 52.
Monday
Mostly sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Clear, with a low around 52.
Veterans Day
Sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
A slight chance of rain. Mostly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SW Quartz Hill CA
 34.56°N 118.35°W (Elev. 4629 ft)
Last Update:
10:26 am PST Nov 5, 2026
Forecast Valid:
6pm PST Nov 5, 2026-6pm PST Nov 12, 2026
 
Forecast Discussion
 
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Additional Resources

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