– Lat/Long: 34.29° N 117.65° W

Mount San Antonio Weather Forecast

San Gabriel Mountains · United States

Issued: 4 pm Sun 18 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Sun 18 Oct Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Mild temperatures (max 5°C on Sun night, min 1°C on Wed morning). Winds increasing (calm on Mon afternoon, strong winds from the S by Wed morning).											Days 5–7 Weather Summary A light covering of new snow mostly falling on Wed night. Freeze-thaw conditions (max 7°C on Sat morning, min -3°C on Thu morning). Winds decreasing (near gales from the SSW on Wed night, light winds from the NNW by Thu night).
	Sun 18		Monday 19			Tuesday 20			Wednesday 21			Thursday 22			Friday 23
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	clear	clear	snow shwrs	snow shwrs	some clouds	clear	clear	clear	clear	clear
Cloud base (m)										1900	900	950	2150	1700
km/h	N	N	W	W	S	S	SSE	SSE	S	S	SSW	SW	WNW	NW	NE	NE	NE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	1	6	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	4	5	5	5	4	3	2	2	2	0	0	-2	-1	2	2	4	6
min °C	4	5	4	4	3	2	2	2	1	0	-2	-3	-2	0	2	2	4
chill °C	1	1	3	4	-1	-4	-4	-5	-7	-8	-10	-10	-8	-6	-2	-4	-2

Freezing level m	3850	3900	3850	3850	3700	3400	3450	3400	3250	3050	2900	2700	2950	3400	3350	3550	3850

	—	—	6:58	—	—	6:58	—	—	7:00	—	—	7:01	—	—	7:01	—	—
	6:12	—	—	6:10	—	—	6:09	—	—	6:08	—	—	6:07	—	—	6:07	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Mostly dry. Mild temperatures (max 5°C on Sun night, min 1°C on Wed morning). Winds increasing (calm on Mon afternoon, strong winds from the S by Wed morning).

Mount San Antonio Weather (Days 3-6):

A light covering of new snow mostly falling on Wed night. Freeze-thaw conditions (max 7°C on Sat morning, min -3°C on Thu morning). Winds decreasing (near gales from the SSW on Wed night, light winds from the NNW by Thu night).

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	23°C	Clear	Wind obs. (7 kph from 280 degs) was rejected.	16 km
La Vern / rackett-Field Airport 24 km S 207m alt. 2 hours ago	23°C	Clear	Light winds from the W (7 kph at 280).	16 km
Ontario Airport 27 km SSE 715m alt. 2 hours ago	24°C	Dry and partly cloudy.	Light winds from the WSW (15 kph at 240).	16 km Low: few Mid: scattered
Chino Airport 34 km S 218m alt. 2 hours ago	21°C	Dry and partly cloudy.	Light winds from the WSW (9 kph at 250).	16 km Low: scattered
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Calm (0 kph at 0).	0.0 km
Victorville Airport 41 km NE 880m alt. 2 hours ago	19°C	Clear	Light winds from the SE (7 kph at 140).	16 km
EL Monte Airport 42 km SSW 361m alt. 2 hours ago	26°C	Clear	Light winds from the SSW (6 kph at 210).	16 km
Riverside Airport 42 km SSE 661m alt. 2 hours ago	24°C	Clear	Light winds from the W (13 kph at 270).	16 km
Corona Municipal Airport (California) 43 km S 163m alt. 2 hours ago	24°C	Clear	Light winds from the W (11 kph at 280).	16 km
San Bernardino Airport 43 km ESE 407m alt. 2 hours ago	25°C	Clear	Calm (0 kph at 0).	16 km

* 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.