– Lat/Long: 34.29° N 117.65° W

Mount San Antonio Weather Forecast

San Gabriel Mountains · United States

Issued: 10 pm Wed 21 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Wed 21 Oct Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–4 Weather Summary Mild at first with light rain (total 4mm) on Wed night followed by colder weather and light fall of snow, heaviest on Wed night. Freeze-thaw conditions (max 2°C on Wed night, min -3°C on Thu morning). Winds decreasing (severe gales from the S on Wed night, calm by Fri afternoon).										Days 5–7 Weather Summary Mostly dry. Mild temperatures (max 8°C on Mon afternoon, min 2°C on Sat night). Wind will be generally light.
		Thursday 22			Friday 23			Saturday 24			Sunday 25			Monday 26
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	snow shwrs	clear	snow shwrs	clear	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	850	1750	1800	950	1600	1550									9150
km/h	S	SSW	WSW	W	WNW	NE	NE	NE	NE	NE	NE	NNE	NNE	ESE	WSW	SW
See all weather maps
cm	11	—	1	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	4	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	2	-2	-3	-1	0	-1	0	0	2	3	5	5	7	7	8	8
min °C	-2	-3	-3	-2	0	-2	-2	0	0	2	4	4	6	7	8	8
chill °C	-11	-11	-11	-10	-5	-5	-7	-6	-5	-3	0	0	3	6	8	8

Freezing level m	2950	2600	2700	2850	3050	2800	3150	3150	3300	3350	3750	3750	4100	4100	4200	4300

	—	7:01	—	—	7:01	—	—	7:03	—	—	7:03	—	—	7:03	—	—
	—	—	6:07	—	—	6:07	—	—	6:05	—	—	6:04	—	—	6:02	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Mild at first with light rain (total 4mm) on Wed night followed by colder weather and light fall of snow, heaviest on Wed night. Freeze-thaw conditions (max 2°C on Wed night, min -3°C on Thu morning). Winds decreasing (severe gales from the S on Wed night, calm by Fri afternoon).

Mount San Antonio Weather (Days 3-6):

Mostly dry. Mild temperatures (max 8°C on Mon afternoon, min 2°C on Sat night). Wind will be generally light.

This table gives the weather forecast for Mount San Antonio at the specific elevation of 3068 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount San Antonio. To see the weather forecasts for the other elevations, use the tab navigation above the table.For a wider overview of the weather, consult the Weather Map of California.

Live conditions reported by 10 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Upland Cable Airport (California) 19 km S 440m alt. 2 hours ago	17°C	Dry and partly cloudy.	Light winds from the WSW (19 kph at 240).	16 km Low: few Mid: scattered High: broken
Ontario Airport 27 km SSE 715m alt. 2 hours ago	19°C	Dry and partly cloudy.	Light winds from the WSW (15 kph at 240).	16 km Low: scattered Mid: broken High: broken
Chino Airport 34 km S 218m alt. 1 hour ago	18°C	Dry and cloudy.	Moderate winds from the WSW (22 kph at 250).	16 km Low: scattered Mid: broken High: overcast
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Wind obs. (24 kph from 230 degs) was rejected.	0.0 km
Victorville Airport 41 km NE 880m alt. 2 hours ago	14°C	Light rain .	Light winds from the SSW (15 kph at 210).	14 km Low: scattered Mid: broken High: overcast
Riverside Airport 42 km SSE 661m alt. 2 hours ago	18°C	Dry and cloudy.	Light winds from the W (17 kph at 270).	16 km Low: scattered Mid: broken High: overcast
Corona Municipal Airport (California) 43 km S 163m alt. 2 hours ago	20°C	Dry and cloudy.	Wind obs. (7 kph from 1 degs) was rejected.	16 km Low: broken Mid: overcast
San Bernardino Airport 43 km ESE 407m alt. 1 hour ago	17°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: scattered Mid: overcast
Placentia wx 48 km S 70m alt. 2 hours ago	23°C	Dry	Calm (0 kph at 202).
Anaheim 49 km S 203.6m alt. 3 hours ago		-	Calm (0 kph at 262).

* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.