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

71°F

22°C

Humidity 44%
Wind Speed WNW 3 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 29 Aug 09:59 PM PDT
Extended Forecast for

7 Miles WSW Quartz Hill CA

  • Tonight

    Tonight: Mostly clear, with a low around 67. West southwest wind around 10 mph, with gusts as high as 15 mph.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 81. Breezy, with a southwest wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 81 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Clear, with a low around 61. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.

    Low: 61 °F

    Clear and
    Breezy then
    Clear

  • Monday

    Monday: Sunny, with a high near 76. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 76 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Clear, with a low around 60. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.

    Low: 60 °F

    Clear and
    Breezy then
    Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers after 11am. Mostly sunny, with a high near 73. Breezy.

    High: 73 °F

    Slight Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers. Partly cloudy, with a low around 61. Breezy.

    Low: 61 °F

    Slight Chance
    Showers and
    Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74. Breezy.

    High: 74 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62. Breezy.

    Low: 62 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 67. West southwest wind around 10 mph, with gusts as high as 15 mph.
Sunday
Sunny, with a high near 81. Breezy, with a southwest wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.
Sunday Night
Clear, with a low around 61. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.
Monday
Sunny, with a high near 76. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.
Monday Night
Clear, with a low around 60. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.
Tuesday
A 20 percent chance of showers after 11am. Mostly sunny, with a high near 73. Breezy.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 61. Breezy.
Wednesday
Mostly sunny, with a high near 74. Breezy.
Wednesday Night
Partly cloudy, with a low around 62. Breezy.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
Mostly clear, with a low around 63. Breezy.
Friday
Mostly sunny, with a high near 78. Breezy.
Friday Night
Mostly clear, with a low around 64. Breezy.
Saturday
A slight chance of showers. Sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW Quartz Hill CA
 34.59°N 118.3°W (Elev. 4199 ft)
Last Update:
12:52 pm PDT Aug 29, 2026
Forecast Valid:
11pm PDT Aug 29, 2026-6pm PDT Sep 5, 2026
 
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