Current conditions at

GRASS MOUNTAIN (GMTC1)

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

NA

32°F

0°C

Humidity 78%
Wind Speed E 2 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 20 Feb 08:59 AM PST
Extended Forecast for

11 Miles W Quartz Hill CA

  • Today

    Today: Widespread frost before 10am.  Otherwise, mostly sunny, with a high near 45. Wind chill values as low as 25 early. Breezy, with a north northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 45 °F

    Frost and
    Breezy then
    Mostly Sunny

  • Tonight

    Tonight: Widespread frost after 10pm.  Otherwise, mostly clear, with a low around 29. Wind chill values as low as 20. West southwest wind 5 to 10 mph becoming east southeast after midnight.

    Low: 29 °F

    Frost

  • Saturday

    Saturday: Widespread frost before 10am.  Otherwise, sunny, with a high near 51. Wind chill values as low as 20 early. East northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 51 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35. Wind chill values as low as 30. Northeast wind around 10 mph, with gusts as high as 15 mph.

    Low: 35 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 56. Northeast wind around 10 mph, with gusts as high as 15 mph.

    High: 56 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

Today
Widespread frost before 10am. Otherwise, mostly sunny, with a high near 45. Wind chill values as low as 25 early. Breezy, with a north northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tonight
Widespread frost after 10pm. Otherwise, mostly clear, with a low around 29. Wind chill values as low as 20. West southwest wind 5 to 10 mph becoming east southeast after midnight.
Saturday
Widespread frost before 10am. Otherwise, sunny, with a high near 51. Wind chill values as low as 20 early. East northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 35. Wind chill values as low as 30. Northeast wind around 10 mph, with gusts as high as 15 mph.
Sunday
Sunny, with a high near 56. Northeast wind around 10 mph, with gusts as high as 15 mph.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Mostly sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Mostly cloudy, with a low around 49.
Wednesday
A slight chance of rain. Partly sunny, with a high near 65.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 49.
Thursday
Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles W Quartz Hill CA
 34.67°N 118.4°W (Elev. 3599 ft)
9:02 am PST Feb 20, 2026
9am PST Feb 20, 2026-6pm PST Feb 26, 2026
 
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