Current conditions at

GRASS MOUNTAIN (GMTC1)

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

NA

41°F

5°C

Humidity 99%
Wind Speed SSW 30 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Wind Chill30°F (-1°C)
Last update 11 Feb 04:59 AM PST
Extended Forecast for

11 Miles W Quartz Hill CA

  • Today

    Today: A 20 percent chance of showers before 10am.  Mostly cloudy, with a high near 48. Windy, with a south southwest wind 20 to 30 mph, with gusts as high as 45 mph.

    High: 48 °F

    Slight Chance
    Showers and
    Windy

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Southwest wind around 10 mph, with gusts as high as 15 mph.

    Low: 37 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 54. Wind chill values as low as 30 early. North northwest wind 5 to 10 mph becoming northeast in the morning. Winds could gust as high as 15 mph.

    High: 54 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39. Wind chill values as low as 30. North northwest wind around 15 mph, with gusts as high as 20 mph.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 58. North northwest wind around 15 mph, with gusts as high as 20 mph.

    High: 58 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 38.

    Low: 38 °F

    Clear

  • Saturday

    Saturday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain likely, mainly after 4pm.  Mostly cloudy, with a high near 50. Breezy.

    High: 50 °F

    Rain Likely
    and Breezy

Detailed Forecast

Today
A 20 percent chance of showers before 10am. Mostly cloudy, with a high near 48. Windy, with a south southwest wind 20 to 30 mph, with gusts as high as 45 mph.
Tonight
Partly cloudy, with a low around 37. Southwest wind around 10 mph, with gusts as high as 15 mph.
Thursday
Partly sunny, with a high near 54. Wind chill values as low as 30 early. North northwest wind 5 to 10 mph becoming northeast in the morning. Winds could gust as high as 15 mph.
Thursday Night
Partly cloudy, with a low around 39. Wind chill values as low as 30. North northwest wind around 15 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 58. North northwest wind around 15 mph, with gusts as high as 20 mph.
Friday Night
Clear, with a low around 38.
Saturday
Partly sunny, with a high near 58.
Saturday Night
Mostly cloudy, with a low around 41.
Sunday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 50. Breezy.
Sunday Night
Rain. Mostly cloudy, with a low around 39. Breezy.
Washington's Birthday
Rain. Cloudy, with a high near 44. Breezy.
Monday Night
Rain. Mostly cloudy, with a low around 36. Windy.
Tuesday
Rain. Mostly cloudy, with a high near 43. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles W Quartz Hill CA
 34.67°N 118.4°W (Elev. 3599 ft)
5:46 am PST Feb 11, 2026
6am PST Feb 11, 2026-6pm PST Feb 17, 2026
 
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Additional Resources

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