– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 3 am Thu 12 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Thu 12 Feb Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Freeze-thaw conditions (max 5°C on Sat morning, min -1°C on Thu night). Winds increasing (calm on Thu night, fresh winds from the SSW by Sat night).									Days 4–6 Weather Summary A heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 1°C on Sun morning, min -7°C on Tue night). Winds increasing (fresh winds from the SSW on Sun afternoon, severe gales from the SSW by Mon morning).
	Thursday 12			Friday 13			Saturday 14			Sunday 15			Monday 16			Tuesday 17
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	cloudy	some clouds	clear	clear	clear	clear	clear	some clouds	some clouds	clear	snow shwrs	heavy snow	snow shwrs	heavy snow	snow shwrs	snow shwrs	heavy snow
km/h	SW	SW	NW	NNE	NNW	NNE	SW	SSW	SSW	SSW	SSW	SW	SSW	SW	SSW	SW	SSW	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	1	17	10	19	1	1	46
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	1	1	0	0	2	3	5	4	3	1	1	-1	-1	-5	-4	-3	-3	-4
min °C	1	0	-1	0	1	2	4	3	1	1	0	-2	-3	-5	-6	-3	-5	-7
chill °C	-2	0	-5	-4	-3	-1	1	-2	-6	-6	-7	-10	-14	-16	-16	-11	-14	-19

Freezing level m	2600	2600	2500	2500	2600	3050	3250	3300	3100	2700	2550	2200	2150	1750	1750	1900	2000	1850
Cloud base (m)	5150	2750	5200				7800	7850	6700	6300	8400	1500	1450	850	850	900	900	850

	6:37	—	—	6:37	—	—	6:35	—	—	6:35	—	—	6:33	—	—	6:33	—	—
	—	5:30	—	—	5:31	—	—	5:32	—	—	5:34	—	—	5:35	—	—	5:36	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Mostly dry. Freeze-thaw conditions (max 5°C on Sat morning, min -1°C on Thu night). Winds increasing (calm on Thu night, fresh winds from the SSW by Sat night).

Mount San Antonio Weather (Days 3-6):

A heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 1°C on Sun morning, min -7°C on Tue night). Winds increasing (fresh winds from the SSW on Sun afternoon, severe gales from the SSW by Mon 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	10° C	Clear	Wind obs. (9 kph from 20 degs) was rejected.	16 km
Ontario Airport 27 km SSE 715m alt. 3 hours ago	10° C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: broken
AJX - CSS 32 km ESE 519m alt. 2 hours ago	9° C	-	Wind obs. (15 kph from 3 degs) was rejected.
Marshall Peak - CSS 33 km ESE 1211m alt. 1 hour ago	6° C	-	Calm (0 kph at 259).
Chino Airport 34 km S 218m alt. 3 hours ago	8° C	Clear	Calm (0 kph at 0).	13 km
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Calm (4 kph at 10).	0.0 km
Victorville Airport 41 km NE 880m alt. 2 hours ago	5° C	Clear	Light winds from the SE (13 kph at 140).	16 km
Riverside Airport 42 km SSE 661m alt. 3 hours ago	9° C	Clear	Light winds from the NE (7 kph at 40).	16 km
Corona Municipal Airport (California) 43 km S 163m alt. 2 hours ago	8° C	Clear	Calm (0 kph at 0).	11 km
San Bernardino Airport 43 km ESE 407m alt. 2 hours ago	8° 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.