Hazardous Weather Conditions
Current conditions at
GRASS MOUNTAIN (GMTC1)
Lat: 34.64078°NLon: 118.41435°WElev: 4626.0ft.NA
65°F
18°C
| Humidity | 43% |
| Wind Speed | N 4 MPH |
| Barometer | NA |
| Dewpoint | 42°F (6°C) |
| Visibility | NA |
| Last update | 15 Mar 10:59 AM PDT |
Extended Forecast for
11 Miles W Quartz Hill CA
Extreme Heat Watch March 16, 08:00pm until March 20, 08:00pm
Heat Advisory March 16, 10:00am until March 16, 08:00pm
Today

High: 76 °F
Sunny
Tonight

Low: 58 °F
Clear
Monday

High: 80 °F
Sunny
Monday Night

Low: 61 °F
Clear
Tuesday

High: 86 °F
Sunny
Tuesday Night

Low: 66 °F
Clear
Wednesday

High: 88 °F
Sunny
Wednesday Night

Low: 66 °F
Clear
Thursday

High: 91 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 76. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Clear, with a low around 58. North wind around 5 mph.
Monday
Sunny, with a high near 80. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Monday Night
Clear, with a low around 61. Northeast wind around 5 mph becoming north northwest in the evening.
Tuesday
Sunny, with a high near 86. Northeast wind around 5 mph.
Tuesday Night
Clear, with a low around 66.
Wednesday
Sunny, with a high near 88.
Wednesday Night
Clear, with a low around 66.
Thursday
Sunny, with a high near 91.
Thursday Night
Clear, with a low around 67.
Friday
Sunny, with a high near 88.
Friday Night
Clear, with a low around 61.
Saturday
Sunny, with a high near 85.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
11 Miles W Quartz Hill CA
34.65°N 118.43°W (Elev. 3832 ft)
34.65°N 118.43°W (Elev. 3832 ft)
7:37 am PDT Mar 15, 2026
11am PDT Mar 15, 2026-6pm PDT Mar 21, 2026



