– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 3 am Wed 19 Nov Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Wed 19 Nov Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–3 Weather Summary A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max 0°C on Wed night, min -3°C on Wed morning). Winds increasing (calm on Thu night, near gales from the NE by Fri night).									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 9°C on Mon morning, min 0°C on Sat morning). Winds decreasing (strong winds from the NNE on Sat morning, calm by Mon afternoon).
	Wednesday 19			Thursday 20			Friday 21			Saturday 22			Sunday 23			Monday 24
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	clear	clear	cloudy	mod. snow	heavy snow	mod. snow	light snow	snow shwrs	clear	clear	clear	clear	clear	clear	clear	clear	clear
km/h	N	N	WNW	W	SW	E	ENE	NE	NE	NNE	NNE	NNE	N	N	NE	NE	N	W
See all weather maps
cm	—	—	—	—	6	16	6	3	1	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	-2	-1	0	-1	-2	-3	-3	-3	-1	1	2	5	6	7	8	9	9	9
min°C	-3	-1	-2	-1	-3	-3	-3	-3	-2	0	1	2	5	6	7	8	9	8
chill°C	-3	-5	-7	-7	-8	-3	-10	-11	-11	-7	-6	-4	1	3	4	6	9	8

Freezing level (m)	2150	2300	2350	2350	2150	1850	1850	1950	2250	2450	2700	3000	3450	3600	3850	3950	4000	3950
Cloud base (m)	2100	2200	2100	950	900	850	900	900	900	1800	2400

	6:26	—	—	6:28	—	—	6:28	—	—	6:30	—	—	6:31	—	—	6:31	—	—
	—	4:44	—	—	4:43	—	—	4:43	—	—	4:42	—	—	4:42	—	—	4:42	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max 0°C on Wed night, min -3°C on Wed morning). Winds increasing (calm on Thu night, near gales from the NE by Fri night).

Mount San Antonio Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 9°C on Mon morning, min 0°C on Sat morning). Winds decreasing (strong winds from the NNE on Sat morning, calm by Mon afternoon).

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
La Vern / rackett-Field Airport 24 km S 207m alt. 3 hours ago	7° C	Clear	Calm (0 kph at 0).	16 km
Ontario Airport 27 km SSE 715m alt. 3 hours ago	8° C	-	Calm (0 kph at 0).	16 km Low: few Mid: few
Crestline - CSS 31 km E 1615m alt. 2 hours ago	5° C	-	Moderate winds from the NNE (22 kph at 16).
AJX - CSS 32 km ESE 519m alt. 2 hours ago	14° C	-	Wind obs. (7 kph from 129 degs) was rejected.
Marshall Peak - CSS 33 km ESE 1211m alt. 2 hours ago	11° C	-	Light winds from the SW (7 kph at 236).
Chino Airport 34 km S 218m alt. 3 hours ago	6° C	-	Calm (0 kph at 0).	16 km Low: few Mid: few
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Calm (0 kph at 0).	0.0 km
Lake Arrowhead 41 km E 1619m alt. 1 hour ago	7° C	Dry	Calm (0 kph at 275).
Victorville Airport 41 km NE 880m alt. 2 hours ago	4° C	Clear	Light winds from the SE (15 kph at 140).	16 km
EL Monte Airport 42 km SSW 361m alt. 2 hours ago	9° 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.