Current conditions at

GRASS MOUNTAIN (GMTC1)

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

NA

82°F

28°C

Humidity 31%
Wind Speed SSW 14 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Heat Index81°F (27°C)
Last update 01 Sep 05:59 PM PDT
Extended Forecast for

9 Miles W Quartz Hill CA

Flood Watch September 2, 11:00am until September 3, 11:00pm
Click here for hazard details and duration
Flood Watch
  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 11pm.  Partly cloudy, with a low around 74. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 74 °F

    Chance Rain

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 93. West southwest wind 10 to 15 mph becoming south in the morning. Winds could gust as high as 25 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 71. South southwest wind around 10 mph becoming north after midnight. Winds could gust as high as 15 mph.

    Low: 71 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 91. North northeast wind 10 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 68. Southwest wind around 15 mph becoming west northwest after midnight. Winds could gust as high as 25 mph.

    Low: 68 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 88. Breezy.

    High: 88 °F

    Sunny then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Clear, with a low around 67. Breezy.

    Low: 67 °F

    Clear and
    Breezy then
    Clear

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 64. Breezy.

    Low: 64 °F

    Clear and
    Breezy then
    Clear

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly after 11pm. Partly cloudy, with a low around 74. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 93. West southwest wind 10 to 15 mph becoming south in the morning. Winds could gust as high as 25 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Partly cloudy, with a low around 71. South southwest wind around 10 mph becoming north after midnight. Winds could gust as high as 15 mph.
Wednesday
Sunny, with a high near 91. North northeast wind 10 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
Clear, with a low around 68. Southwest wind around 15 mph becoming west northwest after midnight. Winds could gust as high as 25 mph.
Thursday
Sunny, with a high near 88. Breezy.
Thursday Night
Clear, with a low around 67. Breezy.
Friday
Sunny, with a high near 86.
Friday Night
Clear, with a low around 64. Breezy.
Saturday
Sunny, with a high near 84.
Saturday Night
Clear, with a low around 62. Breezy.
Sunday
Sunny, with a high near 83.
Sunday Night
Clear, with a low around 60. Breezy.
Monday
Sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles W Quartz Hill CA
 34.65°N 118.37°W (Elev. 3396 ft)
1:39 pm PDT Sep 1, 2025
6pm PDT Sep 1, 2025-6pm PDT Sep 8, 2025
 
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