– Lat/Long: 34.29° N 117.65° W

Mount San Antonio Weather Forecast

San Gabriel Mountains · United States

Issued: 4 pm Thu 15 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Thu 15 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 8°C on Fri morning, min 5°C on Thu afternoon). Winds decreasing (stormy winds from the NE on Thu night, calm by Sat morning).											Days 5–7 Weather Summary A heavy fall of snow, heaviest during Wed morning. Freeze-thaw conditions (max 6°C on Sun night, min -5°C on Wed morning). Winds increasing (light winds from the NNW on Sun night, near gales from the SSW by Tue afternoon).
	Thu 15		Friday 16			Saturday 17			Sunday 18			Monday 19			Tuesday 20
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	some clouds	some clouds	mod. snow
Cloud base (m)							6200	6400							850	1650	850
km/h	NE	ENE	E	E	E	E	W	N	N	N	NNW	W	WSW	SSW	SSW	S	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	7
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	7	7	8	8	8	6	5	5	5	5	6	5	5	4	1	-1	-2
min °C	5	5	7	8	7	6	5	5	5	5	5	5	5	2	0	-1	-4
chill °C	-2	-3	2	3	5	4	5	2	1	2	2	3	2	-5	-8	-10	-13

Freezing level m	3800	4050	4100	4150	4150	3950	3800	3850	3950	3900	4000	3850	3800	3500	3100	2850	2450

	—	—	6:56	—	—	6:56	—	—	6:58	—	—	6:58	—	—	6:58	—	—
	6:15	—	—	6:15	—	—	6:14	—	—	6:12	—	—	6:10	—	—	6:09	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Mostly dry. Mild temperatures (max 8°C on Fri morning, min 5°C on Thu afternoon). Winds decreasing (stormy winds from the NE on Thu night, calm by Sat morning).

Mount San Antonio Weather (Days 3-6):

A heavy fall of snow, heaviest during Wed morning. Freeze-thaw conditions (max 6°C on Sun night, min -5°C on Wed morning). Winds increasing (light winds from the NNW on Sun night, near gales from the SSW by Tue afternoon).

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	30°C	Clear	Light winds from the N (6 kph at 1).	16 km
La Vern / rackett-Field Airport 24 km S 207m alt. 3 hours ago	31°C	Clear	Light winds from the N (19 kph at 1).	16 km
Ontario Airport 27 km SSE 715m alt. 3 hours ago	31°C	-	Fresh winds from the NE (33 kph at 50).	16 km Low: few
Chino Airport 34 km S 218m alt. 3 hours ago	31°C	Widespread dust blowing -.	Moderate winds from the NE (24 kph at 50).	16 km Low: few
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Wind obs. (6 kph from 320 degs) was rejected.	0.0 km
EL Monte Airport 42 km SSW 361m alt. 3 hours ago	34°C	Clear	Wind obs. (7 kph from 140 degs) was rejected.	16 km
Riverside Airport 42 km SSE 661m alt. 3 hours ago	30°C	Clear	Moderate winds from the NNE (20 kph at 30).	16 km
San Bernardino Airport 43 km ESE 407m alt. 3 hours ago	29°C	Clear	Strong winds from the NNE (44 kph at 20).	16 km
Placentia wx 48 km S 70m alt. 1 hour ago	26°C	Dry	Calm (0 kph at 338).
Anaheim 49 km S 203.6m alt. 52 minutes ago		-	Calm (0 kph at 345).

* 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.