Current conditions at

GRASS MOUNTAIN (GMTC1)

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

NA

85°F

29°C

Humidity 27%
Wind Speed S 13 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Heat Index83°F (28°C)
Last update 13 Jul 12:59 PM PDT
Extended Forecast for

11 Miles WSW Quartz Hill CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 88. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph.

    High: 88 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Clear, with a low around 63. Breezy, with a west southwest wind 15 to 20 mph decreasing to 5 to 10 mph in the evening. Winds could gust as high as 30 mph.

    Low: 63 °F

    Clear and
    Breezy then
    Clear

  • Monday

    Monday: Sunny, with a high near 90. Breezy, with a southwest wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 90 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Clear, with a low around 60. Breezy, with a southwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.

    Low: 60 °F

    Clear and
    Breezy then
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the morning. Winds could gust as high as 30 mph.

    High: 82 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Clear, with a low around 56. Breezy.

    Low: 56 °F

    Clear and
    Breezy then
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 88. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph.
Tonight
Clear, with a low around 63. Breezy, with a west southwest wind 15 to 20 mph decreasing to 5 to 10 mph in the evening. Winds could gust as high as 30 mph.
Monday
Sunny, with a high near 90. Breezy, with a southwest wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 35 mph.
Monday Night
Clear, with a low around 60. Breezy, with a southwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.
Tuesday
Sunny, with a high near 82. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the morning. Winds could gust as high as 30 mph.
Tuesday Night
Clear, with a low around 56. Breezy.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Clear, with a low around 57.
Thursday
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 89.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WSW Quartz Hill CA
 34.63°N 118.39°W (Elev. 3228 ft)
1:08 pm PDT Jul 13, 2025
1pm PDT Jul 13, 2025-6pm PDT Jul 19, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database