– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 3 am Wed 21 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Wed 21 Jan Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–3 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 5°C on Wed morning, min -4°C on Thu night). Winds decreasing (strong winds from the SSE on Thu morning, calm by Fri afternoon).									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 1°C on Mon night, min -5°C on Sat morning). Wind will be generally light.
	Wednesday 21			Thursday 22			Friday 23			Saturday 24			Sunday 25			Monday 26
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	cloudy	some clouds	cloudy	clear	some clouds	snow shwrs	snow shwrs	snow shwrs	clear	clear	clear	some clouds	cloudy	some clouds	some clouds	clear	some clouds
km/h	W	SSW	S	SSE	WSW	SSW	SSE	SSE	NE	NNE	N	N	ENE	SSE	S	WSW	WNW	WNW
See all weather maps
cm	—	—	—	—	—	—	1	2	1	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	5	4	3	-2	-2	-2	-3	-4	-4	-4	-5	-3	-3	-2	-2	-2	-1	1
min °C	4	3	-1	-3	-2	-4	-4	-4	-4	-5	-5	-5	-3	-3	-3	-2	-1	-1
chill °C	1	-1	-6	-10	-6	-9	-9	-4	-9	-11	-11	-13	-7	-3	-6	-4	-4	-4

Freezing level m	3800	3650	3050	2700	2750	2650	2550	2550	2550	2500	2500	2500	2550	2700	2700	2750	2900	3050
Cloud base (m)	6900	5550	3550	2650	2150		1750	2050	1800	2450	2750		8750	6700	5050	4300

	6:54	—	—	6:52	—	—	6:52	—	—	6:52	—	—	6:52	—	—	6:50	—	—
	—	5:08	—	—	5:09	—	—	5:10	—	—	5:12	—	—	5:13	—	—	5:14	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: A dusting of new snow. Freeze-thaw conditions (max 5°C on Wed morning, min -4°C on Thu night). Winds decreasing (strong winds from the SSE on Thu morning, calm by Fri afternoon).

Mount San Antonio Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 1°C on Mon night, min -5°C on Sat morning). 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. 1 hour ago	13° C	Clear	Wind obs. (7 kph from 30 degs) was rejected.	16 km
Ontario Airport 27 km SSE 715m alt. 2 hours ago	10° C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: few Mid: broken
Crestline - CSS 31 km E 1615m alt. 1 hour ago	11° C	-	Calm (0 kph at 0).
AJX - CSS 32 km ESE 519m alt. 1 hour ago	13° C	-	Calm (2 kph at 14).
Marshall Peak - CSS 33 km ESE 1211m alt. 1 hour ago	13° C	-	Calm (0 kph at 304).
Chino Airport 34 km S 218m alt. 1 hour ago	7° C	Mist -.	Wind obs. (6 kph from 300 degs) was rejected.	5 km Low: scattered
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Calm (4 kph at 250).	0.0 km
Victorville Airport 41 km NE 880m alt. 1 hour ago	3° C	Clear	Light winds from the SSE (13 kph at 160).	16 km
Riverside Airport 42 km SSE 661m alt. 2 hours ago	9° C	Clear	Light winds from the NE (7 kph at 50).	16 km
Corona Municipal Airport (California) 43 km S 163m alt. 1 hour ago	7° C	Light rain .	Calm (0 kph at 0).	0.0 km Mid: broken

* 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.