Current conditions at

GRASS MOUNTAIN (GMTC1)

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

NA

83°F

28°C

Humidity 33%
Wind Speed SSW 13 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Heat Index82°F (28°C)
Last update 13 Jul 04:59 PM PDT
Detailed forecast for

Western Antelope Valley Foothills

Tonight
Clear. Lows in the mid 60s to mid 70s. Southwest winds 20 to 30 mph with gusts to 45 mph becoming west around 15 mph after midnight.
Monday
Sunny. Highs 90 to 100. Southwest winds 20 to 30 mph with gusts to 45 mph in the afternoon.
Monday Night
Clear. Lows in the mid 60s to lower 70s. Southwest winds 20 to 30 mph with gusts to 45 mph decreasing to 15 to 25 mph after midnight.
Tuesday
Sunny. Highs in the 80s to lower 90s. Southwest winds around 15 mph increasing to 20 to 30 mph in the afternoon.
Tuesday Night
Clear. Lows in the upper 50s to mid 60s. Southwest winds 20 to 30 mph with gusts to 45 mph.
Wednesday
Sunny. Highs in the 80s to around 90.
Wednesday Night
Clear. Lows in the upper 50s to mid 60s.
Thursday
Sunny. Highs in the 80s to lower 90s.
Thursday Night
Mostly clear. Lows in the lower to mid 60s.
Friday
Sunny. Highs in the mid 80s to lower 90s.
Friday Night
Mostly clear. Lows in the mid 60s to around 70.
Saturday
Sunny. Highs in the mid 80s to mid 90s.
Saturday Night
Mostly clear. Lows in the mid 60s to lower 70s.
Sunday
Sunny. Highs in the mid 80s to mid 90s.



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131 PM PDT Sun Jul 13 2025
 
 

Additional Resources

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National Digital Forecast Database