Current conditions at

GRASS MOUNTAIN (GMTC1)

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

NA

46°F

8°C

Humidity 73%
Wind Speed WSW 3 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 14 Apr 09:59 PM PDT
Extended Forecast for

11 Miles W Quartz Hill CA

  • Tonight

    Tonight: Clear, with a low around 44. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 44 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63. Northwest wind 10 to 15 mph becoming southwest in the morning. Winds could gust as high as 25 mph.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48. West northwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 62. Breezy, with a west northwest wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 62 °F

    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Clear, with a low around 39. Breezy, with a north wind 15 to 25 mph, with gusts as high as 40 mph.

    Low: 39 °F

    Clear and
    Breezy

  • Friday

    Friday: Sunny, with a high near 62. Breezy.

    High: 62 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 44. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 63. Northwest wind 10 to 15 mph becoming southwest in the morning. Winds could gust as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 48. West northwest wind around 15 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 62. Breezy, with a west northwest wind 15 to 25 mph, with gusts as high as 35 mph.
Thursday Night
Clear, with a low around 39. Breezy, with a north wind 15 to 25 mph, with gusts as high as 40 mph.
Friday
Sunny, with a high near 62. Breezy.
Friday Night
Mostly clear, with a low around 44.
Saturday
Sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 45. Breezy.
Monday
Sunny, with a high near 64. Breezy.
Monday Night
Partly cloudy, with a low around 43. Breezy.
Tuesday
Mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles W Quartz Hill CA
 34.67°N 118.4°W (Elev. 3599 ft)
12:02 pm PDT Apr 14, 2026
10pm PDT Apr 14, 2026-6pm PDT Apr 21, 2026
 
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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