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

50°F

10°C

Humidity 98%
Wind Speed SW 21 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Wind Chill43°F (6°C)
Last update 27 Oct 08:59 PM PDT
Extended Forecast for

11 Miles W Quartz Hill CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. West wind around 10 mph, with gusts as high as 15 mph.

    Low: 48 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 65. West wind 5 to 10 mph becoming south in the morning.

    High: 65 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48. Southwest wind 5 to 10 mph becoming light south in the evening.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 62. North northeast wind 5 to 10 mph becoming south southwest in the afternoon.

    High: 62 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47. West southwest wind around 10 mph, with gusts as high as 15 mph.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Friday Night

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

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers after 11am. Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely. Cloudy, with a low around 45.

    Low: 45 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 48. West wind around 10 mph, with gusts as high as 15 mph.
Wednesday
Partly sunny, with a high near 65. West wind 5 to 10 mph becoming south in the morning.
Wednesday Night
Partly cloudy, with a low around 48. Southwest wind 5 to 10 mph becoming light south in the evening.
Thursday
Partly sunny, with a high near 62. North northeast wind 5 to 10 mph becoming south southwest in the afternoon.
Thursday Night
Mostly cloudy, with a low around 47. West southwest wind around 10 mph, with gusts as high as 15 mph.
Friday
Partly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 46.
Saturday
A chance of showers after 11am. Mostly cloudy, with a high near 53.
Saturday Night
Showers likely. Cloudy, with a low around 45.
Sunday
A chance of showers, mainly before 11am. Partly sunny, with a high near 54.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 58. Breezy.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Mostly sunny, with a high near 59.
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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:
9:17 pm PDT Oct 27, 2026
Forecast Valid:
9pm PDT Oct 27, 2026-6pm PST Nov 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation