Current conditions at

GRASS MOUNTAIN (GMTC1)

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

NA

48°F

9°C

Humidity 28%
Wind Speed SSW 4 MPH
Barometer NA
Dewpoint 16°F (-9°C)
Visibility NA
Wind Chill47°F (8°C)
Last update 13 Feb 10:59 PM PST
Extended Forecast for

11 Miles W Quartz Hill CA

  • Today

    Today: Increasing clouds, with a high near 58. West wind 5 to 15 mph becoming south in the morning. Winds could gust as high as 25 mph.

    High: 58 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. Southwest wind around 15 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 52. South southwest wind around 15 mph, with gusts as high as 20 mph.

    High: 52 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of rain after 10pm.  Mostly cloudy, with a low around 42. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.  New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Chance Rain
    and Breezy

  • Washington's Birthday

    Washington's Birthday: Rain.  High near 45. Windy, with a south southwest wind 25 to 30 mph, with gusts as high as 35 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 45 °F

    Rain and
    Windy

  • Monday Night

    Monday Night: Rain, mainly before 4am.  Low around 37. Windy.  Chance of precipitation is 90%.

    Low: 37 °F

    Rain and
    Windy

  • Tuesday

    Tuesday: Rain, mainly after 10am.  High near 43. Windy.  Chance of precipitation is 80%.

    High: 43 °F

    Rain and
    Windy

  • Tuesday Night

    Tuesday Night: Rain.  Cloudy, with a low around 36. Breezy.

    Low: 36 °F

    Rain and
    Breezy

  • Wednesday

    Wednesday: Rain likely, mainly before 10am.  Partly sunny, with a high near 42.

    High: 42 °F

    Rain Likely

Detailed Forecast

Today
Increasing clouds, with a high near 58. West wind 5 to 15 mph becoming south in the morning. Winds could gust as high as 25 mph.
Tonight
Mostly cloudy, with a low around 40. Southwest wind around 15 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 52. South southwest wind around 15 mph, with gusts as high as 20 mph.
Sunday Night
A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 42. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Washington's Birthday
Rain. High near 45. Windy, with a south southwest wind 25 to 30 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Monday Night
Rain, mainly before 4am. Low around 37. Windy. Chance of precipitation is 90%.
Tuesday
Rain, mainly after 10am. High near 43. Windy. Chance of precipitation is 80%.
Tuesday Night
Rain. Cloudy, with a low around 36. Breezy.
Wednesday
Rain likely, mainly before 10am. Partly sunny, with a high near 42.
Wednesday Night
A chance of snow, mainly before 10pm. Partly cloudy, with a low around 31.
Thursday
A slight chance of rain and snow. Mostly sunny, with a high near 44.
Thursday Night
Partly cloudy, with a low around 30.
Friday
Sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles W Quartz Hill CA
 34.67°N 118.4°W (Elev. 3599 ft)
2:32 am PST Feb 14, 2026
6am PST Feb 14, 2026-6pm PST Feb 20, 2026
 
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