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

47°F

8°C

Humidity 96%
Wind Speed SSW 14 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Wind Chill41°F (5°C)
Last update 10 Apr 08:59 AM PDT
Extended Forecast for

11 Miles W Quartz Hill CA

  • Today

    Today: Mostly sunny, with a high near 57. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 57 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 45. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance Rain
    and Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 55. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 55 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 45. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Rain Likely
    and Breezy

  • Sunday

    Sunday: Rain, mainly before 11am. High near 50. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Breezy. Rain
    then Chance
    Rain

  • Sunday Night

    Sunday Night: A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

  • Monday

    Monday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 57. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 45. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 55. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 45. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain, mainly before 11am. High near 50. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 41.
Tuesday
Sunny, with a high near 60.
Tuesday Night
Clear, with a low around 43.
Wednesday
Sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles W Quartz Hill CA
 34.65°N 118.43°W (Elev. 3832 ft)
Last Update:
2:14 am PDT Apr 10, 2026
Forecast Valid:
9am PDT Apr 10, 2026-6pm PDT Apr 16, 2026
 
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Additional Resources

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Chance of Precipitation