Current conditions at

GRASS MOUNTAIN (GMTC1)

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

NA

31°F

-1°C

Humidity 100%
Wind Speed W 5 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Wind Chill26°F (-3°C)
Last update 19 Feb 05:59 PM PST
Detailed forecast for

Western Antelope Valley Foothills

Tonight
Mostly cloudy with a chance of rain and snow in the evening, becoming partly cloudy with a chance of snow after midnight. Snow accumulation up to 1 inch. Snow level 3500 to 4000 feet. Lows in the mid 20s to mid 30s. West winds 20 to 30 mph with gusts to 45 mph. Chance of precipitation 50 percent.
Friday
Mostly cloudy. A slight chance of through the day. Highs in the lower to mid 40s. Northwest winds 15 to 25 mph.
Friday Night
Partly cloudy in the evening then clear. Lows in the upper 20s to mid 30s. Southeast winds around 15 mph after midnight.
Saturday
Sunny. Highs in the mid 40s to mid 50s. Northeast winds 15 to 25 mph in the afternoon.
Saturday Night
Partly cloudy. Lows in the mid to upper 30s. East winds around 15 mph in the evening.
Sunday
Sunny. Highs in the mid 50s to around 60.
Sunday Night
Mostly clear in the evening then partly cloudy. Lows in the upper 30s to mid 40s.
Monday
Partly cloudy. Highs in the upper 50s to mid 60s.
Monday Night
Partly cloudy. Lows in the mid 40s to around 50.
Tuesday
Partly cloudy. A 20 percent chance of rain in the afternoon. Highs in the 60s to around 70.
Tuesday Night
Partly cloudy in the evening then mostly cloudy. A 20 percent chance of rain. Lows around 50.
Wednesday
Partly cloudy with a 20 percent chance of rain. Highs in the 60s.
Wednesday Night
Partly cloudy with a 20 percent chance of rain. Lows in the mid 40s to around 50.
Thursday
Mostly cloudy in the morning then partly cloudy. Highs in the 60s to around 70.



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109 PM PST Thu Feb 19 2026
 
 

Additional Resources

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