Current conditions at

ACTON (ATNC1)

Lat: 34.44639° N Lon: 118.1968° W Elev: 2600.0 ft.

NA

55°F

13°C

Humidity 59%
Wind Speed NNE 9 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 28 Feb 07:54 AM PST
Detailed forecast for

Western San Gabriel Mountains and Highway 14 Corridor

Today
Partly cloudy in the morning then sunny. Highs from the upper 70s to mid 80s at low elevations to the upper 60s to mid 70s at high elevations. Southwest winds 15 to 25 mph with gusts to 40 mph in the afternoon.
Tonight
Clear. Lows in the 50s to around 60. Southwest winds 15 to 25 mph.
Sunday
Sunny. Highs from the 70s at low elevations to the 60s at high elevations. Southwest winds around 15 mph increasing to 20 to 30 mph in the afternoon.
Sunday Night
Clear. Lows in the mid 40s to mid 50s. Southwest winds 15 to 25 mph with gusts to 40 mph.
Monday
Sunny. Highs from the 60s at low elevations to the 50s to around 60 at high elevations. Northwest winds 15 to 25 mph with gusts to 35 mph.
Monday Night
Clear. Lows in the 40s to around 50.
Tuesday
Sunny. Highs from the upper 60s to mid 70s at low elevations to the upper 50s to mid 60s at high elevations.
Tuesday Night
Clear. Lows in the mid 40s to lower 50s.
Wednesday
Sunny. Highs from the upper 60s to mid 70s at low elevations to the lower to mid 60s at high elevations.
Wednesday Night
Mostly clear. Lows in the 40s to lower 50s.
Thursday
Partly cloudy in the morning then sunny. Highs from the mid 60s to around 70 at low elevations to the mid 50s to lower 60s at high elevations.
Thursday Night
Clear. Lows in the 40s to around 50.
Friday
Sunny. Highs from the mid 60s to lower 70s at low elevations to the mid 50s to lower 60s at high elevations.



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222 AM PST Sat Feb 28 2026
 
 

Additional Resources

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