National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

GRASS MOUNTAIN (GMTC1)

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

NA

44°F

7°C

Humidity 41%
Wind Speed E 4 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Wind Chill42°F (6°C)
Last update 11 Jan 10:59 AM PST
Extended Forecast for

14 Miles W Quartz Hill CA

Wind Advisory January 11, 11:53am until January 11, 01:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory January 11, 11:53am until January 11, 01:00pm

    NOW until 1:00pm Sun

    Wind Advisory

  • Today

    High: 53 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 36. Wind chill values as low as 30. Breezy, with a northeast wind 15 to 25 mph, with gusts as high as 30 mph.

    Low: 36 °F

    Mostly Clear
    and Breezy

  • Monday

    Monday: Sunny, with a high near 55. Wind chill values as low as 25 early. Breezy, with a northeast wind around 25 mph, with gusts as high as 30 mph.

    High: 55 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Clear, with a low around 41. Breezy, with a northeast wind 20 to 25 mph, with gusts as high as 30 mph.

    Low: 41 °F

    Clear and
    Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 60. Breezy, with a northeast wind 20 to 25 mph, with gusts as high as 30 mph.

    High: 60 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 47.

    Low: 47 °F

    Clear

Detailed Forecast

Today
Sunny, with a high near 53. Breezy, with a northeast wind 20 to 25 mph, with gusts as high as 35 mph.
Tonight
Mostly clear, with a low around 36. Wind chill values as low as 30. Breezy, with a northeast wind 15 to 25 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 55. Wind chill values as low as 25 early. Breezy, with a northeast wind around 25 mph, with gusts as high as 30 mph.
Monday Night
Clear, with a low around 41. Breezy, with a northeast wind 20 to 25 mph, with gusts as high as 30 mph.
Tuesday
Sunny, with a high near 60. Breezy, with a northeast wind 20 to 25 mph, with gusts as high as 30 mph.
Tuesday Night
Clear, with a low around 45.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Clear, with a low around 47.
Thursday
Sunny, with a high near 64.
Thursday Night
Clear, with a low around 46.
Friday
Sunny, with a high near 63. Breezy.
Friday Night
Mostly clear, with a low around 44. Breezy.
Saturday
Mostly sunny, with a high near 61. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles W Quartz Hill CA
 34.69°N 118.46°W (Elev. 3550 ft)
Last Update:
11:16 am PST Jan 11, 2026
Forecast Valid:
11am PST Jan 11, 2026-6pm PST Jan 17, 2026
 
Forecast Discussion
 
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