– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 9 am Fri 13 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Fri 13 Feb 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 2°C on Fri night, min -6°C on Sun night). Winds increasing (calm on Fri night, gales from the SSW by Sun night).									Days 4–6 Weather Summary A heavy fall of snow, heaviest during Mon morning. Temperatures will be below freezing (max -5°C on Mon morning, min -13°C on Wed afternoon). Winds decreasing (extremely windy from the SSW on Mon morning, moderate winds from the NW by Wed night).
	Friday 13			Saturday 14			Sunday 15			Monday 16			Tuesday 17			Wednesday 18
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	some clouds	some clouds	some clouds	some clouds	light snow	heavy snow	snow shwrs	snow shwrs	snow shwrs	mod. snow	heavy snow	snow shwrs	some clouds	clear
km/h	NNW	N	NNE	SW	SSW	SSW	SSW	SSW	SW	SSW	WSW	WSW	WSW	SW	SW	WSW	W	WNW
See all weather maps
cm	—	—	—	—	—	—	—	—	2	39	11	6	3	6	40	13	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-4	-1	2	2	2	1	-2	-2	-2	-5	-10	-9	-10	-9	-8	-10	-12	-10
min °C	-4	-4	0	2	1	-1	-2	-3	-6	-8	-11	-10	-10	-10	-9	-12	-13	-11
chill °C	-7	-10	-5	-3	-6	-10	-11	-12	-18	-22	-25	-24	-23	-23	-23	-26	-24	-21

Freezing level m	2550	2600	3250	3350	3350	3000	2650	2550	2100	2050	1650	1500	1500	1500	1600	1550	1350	1050
Cloud base (m)			9100	7950	8350		6050		1450	800	850	850	900	850	850	850	1450	1500

	6:37	—	—	6:35	—	—	6:35	—	—	6:33	—	—	6:33	—	—	6:31	—	—
	—	5:31	—	—	5:32	—	—	5:34	—	—	5:35	—	—	5:36	—	—	5:37	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: A dusting of new snow. Freeze-thaw conditions (max 2°C on Fri night, min -6°C on Sun night). Winds increasing (calm on Fri night, gales from the SSW by Sun night).

Mount San Antonio Weather (Days 3-6):

A heavy fall of snow, heaviest during Mon morning. Temperatures will be below freezing (max -5°C on Mon morning, min -13°C on Wed afternoon). Winds decreasing (extremely windy from the SSW on Mon morning, moderate winds from the NW by Wed 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. 2 hours ago	20° C	Clear	Moderate winds from the WSW (20 kph at 250).	16 km
La Vern / rackett-Field Airport 24 km S 207m alt. 2 hours ago	19° C	Clear	Light winds from the W (17 kph at 260).	16 km
Ontario Airport 27 km SSE 715m alt. 2 hours ago	21° C	-	Light winds from the WSW (15 kph at 250).	16 km Low: few
Crestline - CSS 31 km E 1615m alt. 1 hour ago	9° C	-	Calm (0 kph at 0).
AJX - CSS 32 km ESE 519m alt. 1 hour ago	23° C	-	Fresh winds from the NW (35 kph at 320).
Marshall Peak - CSS 33 km ESE 1211m alt. 1 hour ago	13° C	-	Near gales from the NE (54 kph at 35).
Chino Airport 34 km S 218m alt. 2 hours ago	21° C	Dry and partly cloudy.	Moderate winds from the W (20 kph at 260).	16 km Low: scattered
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Calm (2 kph at 260).	0.0 km
Victorville Airport 41 km NE 880m alt. 2 hours ago	17° C	Clear	Light winds from the NW (9 kph at 320).	16 km
EL Monte Airport 42 km SSW 361m alt. 2 hours ago	21° C	Clear	Light winds from the S (13 kph at 190).	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.