– 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 Heavy rain (total 27mm), heaviest during Wed night. Warm (max 21°C on Sat 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 18°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

	rain shwrs	rain shwrs	risk tstorm	rain shwrs	rain shwrs	light rain	rain shwrs	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	850	1750	1800	950	1600	1550									9150
km/h	SSW	SSW	SW	SSW	S	NW	NNE	NNE	NNE	N	NE	W	NNE	SE	SSW	NNE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	24	0.7	1.4	0.5	0.2	0.3	0.2	—	—	—	—	—	—	—	—	—
max °C	17	15	16	14	15	17	17	19	21	19	22	23	21	23	25	22
min °C	14	14	15	13	13	16	15	16	21	18	19	23	20	20	25	21
chill °C	13	13	14	12	13	16	14	16	21	18	19	23	20	20	25	21

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: Heavy rain (total 27mm), heaviest during Wed night. Warm (max 21°C on Sat 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 18°C on Sat 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. 2 hours ago	16°C	Dry and partly cloudy.	Wind obs. (7 kph from 340 degs) was rejected.	16 km Low: few Mid: broken High: broken
Ontario Airport 27 km SSE 715m alt. 2 hours ago	17°C	Dry and partly cloudy.	Light winds from the W (11 kph at 270).	16 km Low: few Mid: scattered High: broken
Chino Airport 34 km S 218m alt. 2 hours ago	17°C	Dry and cloudy.	Light winds from the NNW (6 kph at 330).	16 km Low: overcast
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Wind obs. (22 kph from 230 degs) was rejected.	0.0 km
Victorville Airport 41 km NE 880m alt. 2 hours ago	14°C	Clear	Light winds from the E (13 kph at 90).	16 km
Riverside Airport 42 km SSE 661m alt. 2 hours ago	17°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: scattered Mid: broken High: overcast
Corona Municipal Airport (California) 43 km S 163m alt. 2 hours ago	18°C	Dry and partly cloudy.	Light winds from the W (11 kph at 260).	16 km Low: scattered Mid: broken High: broken
San Bernardino Airport 43 km ESE 407m alt. 2 hours ago	16°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
Placentia wx 48 km S 70m alt. 2 hours ago	22°C	Dry	Calm (0 kph at 202).
Anaheim 49 km S 203.6m alt. 55 minutes ago		-	Calm (0 kph at 260).

* 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.