– Lat/Long: 34.29° N 117.65° W

Mount San Antonio Weather Forecast

San Gabriel Mountains · United States

Issued: 10 pm Tue 20 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Tue 20 Oct Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–4 Weather Summary Heavy rain (total 29mm), heaviest during Wed night. Warm (max 22°C on Wed afternoon, min 13°C on Thu night). Wind will be generally light.										Days 5–7 Weather Summary Mostly dry. Warm (max 25°C on Mon afternoon, min 15°C on Fri night). Wind will be generally light.
		Wednesday 21			Thursday 22			Friday 23			Saturday 24			Sunday 25
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	rain shwrs	rain shwrs	rain shwrs	risk tstorm	rain shwrs	rain shwrs	some clouds	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)			2450	850	950	2300	950	900	1950							9650
km/h	SSW	S	SSW	SW	SSW	SW	SSW	S	SW	NNE	NE	N	NNE	ENE	NNE	NNE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	0.3	25	0.6	2	0.2	0.1	—	—	—	—	—	—	—	—
max °C	21	21	22	17	16	16	14	15	18	16	20	21	19	22	23	21
min °C	18	18	18	15	14	16	13	13	17	15	16	21	18	18	23	19
chill °C	18	18	18	15	13	16	12	13	17	15	16	21	18	18	23	19

Freezing level m	3500	3300	3300	2950	2700	2650	2750	3150	2950	3250	3300	3300	3500	3800	3850	4050

	—	7:00	—	—	7:01	—	—	7:01	—	—	7:03	—	—	7:03	—	—
	—	—	6:08	—	—	6:07	—	—	6:07	—	—	6:05	—	—	6:04	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Heavy rain (total 29mm), heaviest during Wed night. Warm (max 22°C on Wed afternoon, min 13°C on Thu night). Wind will be generally light.

Mount San Antonio Weather (Days 3-6):

Mostly dry. Warm (max 25°C on Mon afternoon, min 15°C on Fri night). Wind will be generally light.

This table gives the weather forecast for Mount San Antonio at the specific elevation of 500 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. 1 hour ago	18°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: broken Mid: overcast
Ontario Airport 27 km SSE 715m alt. 2 hours ago	18°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: scattered Mid: broken
Chino Airport 34 km S 218m alt. 2 hours ago	18°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: broken
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Wind obs. (9 kph from 210 degs) was rejected.	0.0 km
Victorville Airport 41 km NE 880m alt. 1 hour ago	16°C	-	Light winds from the W (7 kph at 280).	16 km Low: few
Riverside Airport 42 km SSE 661m alt. 2 hours ago	18°C	-	Calm (0 kph at 0).	16 km Low: few
Corona Municipal Airport (California) 43 km S 163m alt. 2 hours ago	17°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: scattered Mid: broken
San Bernardino Airport 43 km ESE 407m alt. 1 hour ago	17°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: broken
Placentia wx 48 km S 70m alt. 2 hours ago	22°C	Dry	Calm (0 kph at 0).
Anaheim 49 km S 203.6m alt. 2 hours ago		-	Calm (0 kph at 316).

* 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.