– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 3 am Mon 16 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Mon 16 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 -2°C on Mon morning, min -8°C on Tue night). Winds decreasing (stormy winds from the WSW on Tue night, fresh winds from the W by Wed afternoon).									Days 4–6 Weather Summary A moderate fall of snow, heaviest on Thu morning. Freeze-thaw conditions (max 3°C on Sat afternoon, min -6°C on Thu morning). Winds decreasing (strong winds from the W on Thu night, calm by Sat morning).
	Monday 16			Tuesday 17			Wednesday 18			Thursday 19			Friday 20			Saturday 21
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	mod. snow	heavy snow	snow shwrs	snow shwrs	snow shwrs	snow shwrs	some clouds	some clouds	some clouds	heavy snow	snow shwrs	clear	clear	some clouds	clear	clear	some clouds	some clouds
km/h	S	SW	WSW	WSW	SW	WSW	W	W	W	SW	WSW	WNW	NW	WNW	W	NW	SW	SSW
See all weather maps
cm	10	16	4	1	1	38	—	—	—	14	2	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-2	-5	-5	-4	-5	-4	-8	-4	-4	-5	-4	-3	-2	0	0	2	3	3
min °C	-2	-6	-6	-5	-6	-8	-8	-5	-6	-6	-5	-6	-3	-1	-1	1	2	2
chill °C	-12	-17	-17	-15	-17	-19	-18	-13	-15	-15	-13	-15	-11	-7	-5	1	1	-2

Freezing level m	2000	1750	1600	1750	1700	1850	1300	1700	1250	1300	1600	1400	1600	2350	2000	2950	3200	3150
Cloud base (m)	900	850	850	900	900	850	900	1950	900	850	850	850		1750	950			5300

	6:33	—	—	6:33	—	—	6:31	—	—	6:31	—	—	6:30	—	—	6:28	—	—
	—	5:35	—	—	5:36	—	—	5:37	—	—	5:37	—	—	5:37	—	—	5:38	—

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 -2°C on Mon morning, min -8°C on Tue night). Winds decreasing (stormy winds from the WSW on Tue night, fresh winds from the W by Wed afternoon).

Mount San Antonio Weather (Days 3-6):

A moderate fall of snow, heaviest on Thu morning. Freeze-thaw conditions (max 3°C on Sat afternoon, min -6°C on Thu morning). Winds decreasing (strong winds from the W on Thu night, calm by Sat 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 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	-	Light winds from the NE (15 kph at 50).	16 km
Ontario Airport 27 km SSE 715m alt. 2 hours ago	11° C	Dry and cloudy.	Light winds from the NE (7 kph at 50).	16 km Low: overcast
AJX - CSS 32 km ESE 519m alt. 1 hour ago	10° C	-	Light winds from the SE (13 kph at 124).
Marshall Peak - CSS 33 km ESE 1211m alt. 1 hour ago	4° C	-	Fresh winds from the SSE (33 kph at 155).
Chino Airport 34 km S 218m alt. 2 hours ago	11° C	Dry and cloudy.	Light winds from the ESE (6 kph at 110).	16 km Low: overcast
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Wind obs. (9 kph from 210 degs) was rejected.	0.0 km
Victorville Airport 41 km NE 880m alt. 2 hours ago	8° C	Clear	Moderate winds from the SSE (22 kph at 150).	16 km
Riverside Airport 42 km SSE 661m alt. 2 hours ago	10° C	Dry and cloudy.	Light winds from the ENE (6 kph at 70).	16 km Low: broken Mid: overcast
Corona Municipal Airport (California) 43 km S 163m alt. 2 hours ago	11° C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
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: broken High: 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.