Current conditions at
GRASS MOUNTAIN (GMTC1)
Lat: 34.64078°NLon: 118.41435°WElev: 4626.0ft.NA
48°F
9°C
| Humidity | 28% |
| Wind Speed | SSW 4 MPH |
| Barometer | NA |
| Dewpoint | 16°F (-9°C) |
| Visibility | NA |
| Wind Chill | 47°F (8°C) |
| Last update | 13 Feb 10:59 PM PST |
Extended Forecast for
11 Miles W Quartz Hill CA
Today

High: 58 °F
Increasing
CloudsTonight

Low: 40 °F
Mostly Cloudy
Sunday

High: 52 °F
Partly Sunny
Sunday Night

Low: 42 °F
Chance Rain
and BreezyWashington's Birthday

High: 45 °F
Rain and
WindyMonday Night

Low: 37 °F
Rain and
WindyTuesday

High: 43 °F
Rain and
WindyTuesday Night

Low: 36 °F
Rain and
BreezyWednesday

High: 42 °F
Rain Likely
Detailed Forecast
Today
Increasing clouds, with a high near 58. West wind 5 to 15 mph becoming south in the morning. Winds could gust as high as 25 mph.
Tonight
Mostly cloudy, with a low around 40. Southwest wind around 15 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 52. South southwest wind around 15 mph, with gusts as high as 20 mph.
Sunday Night
A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 42. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Washington's Birthday
Rain. High near 45. Windy, with a south southwest wind 25 to 30 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Monday Night
Rain, mainly before 4am. Low around 37. Windy. Chance of precipitation is 90%.
Tuesday
Rain, mainly after 10am. High near 43. Windy. Chance of precipitation is 80%.
Tuesday Night
Rain. Cloudy, with a low around 36. Breezy.
Wednesday
Rain likely, mainly before 10am. Partly sunny, with a high near 42.
Wednesday Night
A chance of snow, mainly before 10pm. Partly cloudy, with a low around 31.
Thursday
A slight chance of rain and snow. Mostly sunny, with a high near 44.
Thursday Night
Partly cloudy, with a low around 30.
Friday
Sunny, with a high near 47.
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ABOUT THIS FORECAST
Point Forecast:
11 Miles W Quartz Hill CA
34.67°N 118.4°W (Elev. 3599 ft)
34.67°N 118.4°W (Elev. 3599 ft)
2:32 am PST Feb 14, 2026
6am PST Feb 14, 2026-6pm PST Feb 20, 2026


