– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 9 pm Sat 14 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Sat 14 Feb 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 Mon afternoon. Freeze-thaw conditions (max 1°C on Sat night, min -10°C on Mon night). Mainly stormy winds.										Days 5–7 Weather Summary A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -3°C on Thu night, min -10°C on Tue night). Winds decreasing (extremely windy from the WSW on Tue night, moderate winds from the WNW by Fri morning).
		Sunday 15			Monday 16			Tuesday 17			Wednesday 18			Thursday 19			Friday 20
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	cloudy	cloudy	some clouds	snow shwrs	heavy snow	snow shwrs	clear	clear	snow shwrs	clear	clear	clear	light snow	mod. snow	snow shwrs	clear	clear	some clouds
km/h	SSW	SSW	SSW	SSW	SW	SW	WSW	WSW	WSW	WSW	W	W	W	WSW	SW	NW	WNW	WNW	WNW
See all weather maps
cm	—	—	—	—	5	34	9	—	—	34	—	—	—	2	10	1	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	1	-1	-1	-1	-5	-6	-8	-7	-8	-8	-7	-7	-7	-9	-8	-3	-3	-4	-4
min °C	0	-1	-2	-4	-5	-9	-10	-7	-9	-10	-10	-7	-8	-10	-10	-8	-4	-4	-4
chill °C	-8	-9	-10	-13	-16	-23	-24	-18	-23	-22	-22	-16	-18	-21	-21	-17	-11	-11	-11

Freezing level m	3050	2800	2750	2650	2200	1750	1700	1750	1750	1800	1350	1800	1350	1350	1400	1700	1900	2300	2050
Cloud base (m)	6850	6650	6450	900	1500	850	850	900	900	850	900	1850	900	1450	850	850	1600	2000	1700

	—	6:35	—	—	6:33	—	—	6:33	—	—	6:31	—	—	6:31	—	—	6:30	—	—
	—	—	5:34	—	—	5:35	—	—	5:36	—	—	5:37	—	—	5:37	—	—	5:37	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: A heavy fall of snow, heaviest during Mon afternoon. Freeze-thaw conditions (max 1°C on Sat night, min -10°C on Mon night). Mainly stormy winds.

Mount San Antonio Weather (Days 3-6):

A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -3°C on Thu night, min -10°C on Tue night). Winds decreasing (extremely windy from the WSW on Tue night, moderate winds from the WNW by Fri morning).

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	11° C	Dry and cloudy.	Light winds from the W (6 kph at 280).	11 km Low: overcast
Ontario Airport 27 km SSE 715m alt. 2 hours ago	10° C	Dry and partly cloudy.	Light winds from the NW (6 kph at 320).	16 km Low: broken Mid: broken High: broken
AJX - CSS 32 km ESE 519m alt. 2 hours ago	10° C	-	Calm (4 kph at 78).
Marshall Peak - CSS 33 km ESE 1211m alt. 1 hour ago	5° C	-	Light winds from the S (7 kph at 190).
Chino Airport 34 km S 218m alt. 2 hours ago	9° C	Mist -.	Light winds from the N (6 kph at 350).	10 km Low: broken Mid: broken
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Wind obs. (17 kph from 180 degs) was rejected.	0.0 km
Victorville Airport 41 km NE 880m alt. 2 hours ago	7° C	Clear	Light winds from the N (7 kph at 1).	16 km
Riverside Airport 42 km SSE 661m alt. 2 hours ago	9° C	Dry and cloudy.	Calm (0 kph at 0).	14 km Low: scattered Mid: overcast
Corona Municipal Airport (California) 43 km S 163m alt. 2 hours ago	9° C	Dry and partly cloudy.	Light winds from the ESE (6 kph at 110).	14 km Low: few Mid: broken
San Bernardino Airport 43 km ESE 407m alt. 2 hours ago	8° C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: scattered 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.