Current conditions at

GRASS MOUNTAIN (GMTC1)

Lat: 34.64078° N Lon: 118.41435° W Elev: 4626.0 ft.

NA

75°F

24°C

Humidity 39%
Wind Speed NW 4 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 08 Sep 09:59 PM PDT
Detailed forecast for

Western Antelope Valley Foothills

Tonight
Mostly cloudy in the evening then mostly clear. Lows in the upper 60s and 70s. Northwest winds around 15 mph.
Wednesday
Sunny in the morning, becoming partly cloudy with a 20 percent chance of showers and thunderstorms in the afternoon. Highs in the upper 80s to mid 90s.
Wednesday Night
Mostly clear. Lows in the 70s to around 80. West winds around 15 mph. Gusts to 30 mph after midnight.
Thursday
Sunny. Highs in the upper 80s and 90s. West winds 15 to 25 mph.
Thursday Night
Clear. Lows in the upper 60s to mid 70s except around 80 in the hills. West winds 15 to 25 mph increasing to 20 to 30 mph with gusts to 45 mph after midnight.
Friday
Sunny. Highs in the mid 80s to lower 90s.
Friday Night
Clear. Lows in the mid 60s to around 70.
Saturday
Sunny. Highs in the upper 70s and 80s.
Saturday Night
Clear. Lows in the upper 50s to mid 60s.
Sunday
Sunny. Highs in the upper 70s and 80s.
Sunday Night
Clear. Lows in the upper 50s to mid 60s.
Monday
Sunny. Highs in the upper 70s and 80s.
Monday Night
Clear. Lows in the upper 50s to mid 60s.
Tuesday
Sunny. Highs in the mid 70s to mid 80s.



Basemap Options
Click map to change the forecast location
Loading map...
443 PM PDT Tue Sep 8 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database