Current conditions at

GRASS MOUNTAIN (GMTC1)

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

NA

75°F

24°C

Humidity 38%
Wind Speed SW 15 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 15 Aug 05:59 PM PDT
Extended Forecast for

11 Miles W Quartz Hill CA

  • Tonight

    Tonight: Clear, with a low around 63. West wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 63 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 84. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63. Southwest wind 5 to 15 mph becoming west northwest in the evening. Winds could gust as high as 20 mph.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 86. West northwest wind 5 to 15 mph becoming southwest in the morning. Winds could gust as high as 20 mph.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 68. Southwest wind around 10 mph becoming northwest after midnight. Winds could gust as high as 15 mph.

    Low: 68 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 63. West wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 84. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 63. Southwest wind 5 to 15 mph becoming west northwest in the evening. Winds could gust as high as 20 mph.
Monday
Sunny, with a high near 86. West northwest wind 5 to 15 mph becoming southwest in the morning. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 68. Southwest wind around 10 mph becoming northwest after midnight. Winds could gust as high as 15 mph.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 68.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 68.
Friday
Sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 67.
Saturday
Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles W Quartz Hill CA
 34.65°N 118.43°W (Elev. 3832 ft)
1:16 pm PDT Aug 15, 2026
7pm PDT Aug 15, 2026-6pm PDT Aug 22, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database