– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 9 am Tue 17 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Tue 17 Feb 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 Tue night. Temperatures will be below freezing (max -5°C on Wed night, min -12°C on Wed morning). Winds decreasing (extremely windy from the WSW on Tue night, fresh winds from the WNW by Wed afternoon).									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 4°C on Sun night, min -4°C on Sat night). Winds increasing (light winds from the WSW on Fri night, near gales from the SSW by Sat night).
	Tuesday 17			Wednesday 18			Thursday 19			Friday 20			Saturday 21			Sunday 22
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	snow shwrs	snow shwrs	snow shwrs	clear	clear	some clouds	mod. snow	snow shwrs	snow shwrs	some clouds	clear	clear	some clouds	some clouds	some clouds	clear	clear	clear
km/h	WSW	WSW	WSW	W	WNW	W	WSW	WSW	NW	WNW	WNW	WSW	SW	SSW	SSW	WSW	WSW	WSW
See all weather maps
cm	1	2	33	—	—	—	8	12	1	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-8	-9	-8	-11	-6	-5	-8	-8	-6	-3	-2	-1	0	-1	0	0	1	4
min °C	-8	-9	-11	-12	-10	-8	-9	-8	-10	-3	-3	-2	-1	-1	-4	-1	0	1
chill °C	-20	-23	-24	-24	-20	-20	-21	-21	-22	-12	-11	-8	-7	-8	-12	-6	-6	-5

Freezing level m	1700	1750	1850	1300	1600	1250	1300	1600	1100	1450	2400	2150	2800	2900	2350	2900	3100	3350
Cloud base (m)	900	900	800	1550	1900	1800	900	800	900	6250	2050	1750	8700	6950	900	2100		8550

	6:33	—	—	6:31	—	—	6:31	—	—	6:30	—	—	6:28	—	—	6:26	—	—
	—	5:36	—	—	5:37	—	—	5:37	—	—	5:37	—	—	5:38	—	—	5:39	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -5°C on Wed night, min -12°C on Wed morning). Winds decreasing (extremely windy from the WSW on Tue night, fresh winds from the WNW by Wed afternoon).

Mount San Antonio Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 4°C on Sun night, min -4°C on Sat night). Winds increasing (light winds from the WSW on Fri night, near gales from the SSW by Sat night).

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	11° C	Dry and cloudy.	Light winds from the WNW (9 kph at 290).	16 km Low: broken Mid: broken High: overcast
La Vern / rackett-Field Airport 24 km S 207m alt. 2 hours ago	11° C	Dry and cloudy.	Calm (0 kph at 0).	5 km Low: overcast
Ontario Airport 27 km SSE 715m alt. 1 hour ago	13° C	Dry and partly cloudy.	Light winds from the SSW (17 kph at 200).	16 km Low: few Mid: broken High: broken
AJX - CSS 32 km ESE 519m alt. 1 hour ago	9° C	-	Light winds from the SW (7 kph at 214).
Marshall Peak - CSS 33 km ESE 1211m alt. 1 hour ago	5° C	-	Near gales from the SSW (59 kph at 198).
Chino Airport 34 km S 218m alt. 2 hours ago	12° C	Dry and partly cloudy.	Light winds from the WSW (7 kph at 240).	16 km Low: scattered Mid: broken High: broken
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Light winds from the WSW (15 kph at 240).	0.0 km
Victorville Airport 41 km NE 880m alt. 1 hour ago	12° C	Clear	Strong winds from the S (44 kph at 170).	16 km
EL Monte Airport 42 km SSW 361m alt. 2 hours ago	12° C	Shower moderate rain shower.	Light winds from the NNE (15 kph at 20).	16 km Low: scattered Mid: broken High: broken
Riverside Airport 42 km SSE 661m alt. 2 hours ago	12° C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: broken 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.