Current conditions at
GRASS MOUNTAIN (GMTC1)
Lat: 34.64078°NLon: 118.41435°WElev: 4626.0ft.NA
69°F
21°C
| Humidity | 44% |
| Wind Speed | NW 4 MPH |
| Barometer | NA |
| Dewpoint | 46°F (8°C) |
| Visibility | NA |
| Last update | 25 Feb 01:59 PM PST |
Extended Forecast for
11 Miles WSW Quartz Hill CA
This Afternoon

High: 70 °F
Sunny
Tonight

Low: 52 °F
Mostly Clear
and BreezyThursday

High: 73 °F
Sunny
Thursday Night

Low: 52 °F
Clear
Friday

High: 77 °F
Sunny
Friday Night

Low: 54 °F
Partly Cloudy
Saturday

High: 76 °F
Sunny
Saturday Night

Low: 50 °F
Mostly Clear
Sunday

High: 67 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 70. Northwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 52. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday
Sunny, with a high near 73. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Clear, with a low around 52. North northwest wind around 15 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 77. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 60.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 64.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
11 Miles WSW Quartz Hill CA
34.63°N 118.39°W (Elev. 3228 ft)
34.63°N 118.39°W (Elev. 3228 ft)
1:07 pm PST Feb 25, 2026
2pm PST Feb 25, 2026-6pm PST Mar 3, 2026


