– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 9 pm Thu 20 Nov Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Thu 20 Nov Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–4 Weather Summary A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 6°C on Sun afternoon, min -3°C on Thu night). Winds increasing (light winds from the S on Thu night, strong winds from the NE by Fri night).										Days 5–7 Weather Summary Mostly dry. Mild temperatures (max 9°C on Wed morning, min 7°C on Sun night). Winds decreasing (fresh winds from the NW on Mon night, light winds from the NNW by Wed morning).
		Friday 21			Saturday 22			Sunday 23			Monday 24			Tuesday 25			Wednesday 26
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	snow shwrs	some clouds	some clouds	some clouds	some clouds	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds
km/h	S	SE	ENE	NE	ENE	ENE	NNE	N	NNW	NW	NW	NW	NW	NNW	NNW	N	NNW	NW	NNW
See all weather maps
cm	30	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	-3	-2	-1	-1	0	1	2	4	6	7	8	8	8	8	8	8	9	9	9
min°C	-3	-2	-2	-1	0	0	1	3	5	7	7	8	7	8	8	8	8	9	9
chill°C	-7	-6	-7	-8	-6	-7	-5	0	2	4	4	4	2	5	4	5	7	7	8

Freezing level (m)	1850	2150	2200	2350	2450	2550	2700	2900	3400	3850	3850	3800	3750	4000	3950	3950	4050	4000	4050
Cloud base (m)	850	1850	1800	1700	950	1700													9300

	—	6:28	—	—	6:30	—	—	6:31	—	—	6:31	—	—	6:33	—	—	6:33	—	—
	—	—	4:43	—	—	4:42	—	—	4:42	—	—	4:42	—	—	4:40	—	—	4:40	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 6°C on Sun afternoon, min -3°C on Thu night). Winds increasing (light winds from the S on Thu night, strong winds from the NE by Fri night).

Mount San Antonio Weather (Days 3-6):

Mostly dry. Mild temperatures (max 9°C on Wed morning, min 7°C on Sun night). Winds decreasing (fresh winds from the NW on Mon night, light winds from the NNW by Wed morning).

This table gives the weather forecast for Mount San Antonio at the specific elevation of 2500 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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Ontario Airport 27 km SSE 715m alt. 2 hours ago	11° C	Heavy rain .	Calm (0 kph at 0).	3 km Mid: broken High: broken
Crestline - CSS 31 km E 1615m alt. 2 hours ago	3° C	-	Calm (0 kph at 0).
AJX - CSS 32 km ESE 519m alt. 2 hours ago	9° C	-	Light winds from the NNE (11 kph at 20).
Marshall Peak - CSS 33 km ESE 1211m alt. 2 hours ago	5° C	-	Light winds from the SSE (13 kph at 155).
Chino Airport 34 km S 218m alt. 2 hours ago	11° C	Heavy rain .	Wind obs. (15 kph from 90 degs) was rejected.	3 km Mid: overcast
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Wind obs. (24 kph from 200 degs) was rejected.	0.0 km
Lake Arrowhead 41 km E 1619m alt. 41 minutes ago	3° C	Dry	Calm (0 kph at 277).
Victorville Airport 41 km NE 880m alt. 2 hours ago		Light rain .	Light winds from the NNE (19 kph at 30).	6 km Mid: few High: broken
Riverside Airport 42 km SSE 661m alt. 2 hours ago	11° C	Heavy rain .	Light winds from the ESE (6 kph at 120).	8 km Mid: few High: broken
San Bernardino Airport 43 km ESE 407m alt. 2 hours ago	10° C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: scattered Mid: overcast

* 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.