– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 9 am Thu 12 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 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 2°C on Sat morning, min -5°C on Thu night). Winds increasing (calm on Thu night, strong winds from the SSW by Sat night).									Days 4–6 Weather Summary A heavy fall of snow, heaviest during Mon morning. Temperatures will be below freezing (max -2°C on Sun morning, min -11°C on Mon night). Winds increasing (strong winds from the SSW on Sun afternoon, stormy winds from the SSW by Sun night).
	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

	some clouds	some clouds	some clouds	clear	clear	clear	clear	clear	some clouds	some clouds	some clouds	snow shwrs	heavy snow	heavy snow	snow shwrs	clear	light snow	heavy snow
km/h	SW	SW	SSW	NNE	N	NNE	SW	SSW	SSW	SSW	SSW	SW	SSW	SW	WSW	WSW	SW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	3	26	13	5	—	3	38
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-3	-4	-4	-5	-2	1	2	1	1	-2	-2	-2	-5	-10	-9	-7	-8	-7
min °C	-3	-4	-5	-5	-4	-2	1	1	-1	-2	-3	-4	-8	-10	-11	-8	-8	-8
chill °C	-9	-8	-9	-9	-10	-7	-4	-5	-9	-11	-12	-14	-21	-24	-25	-20	-20	-20

Freezing level m	2600	2600	2550	2500	2600	3050	3250	3250	3000	2750	2600	2250	2050	1600	1450	1650	1700	1900
Cloud base (m)	4850	2700						7900		6400	6350	1550	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 2°C on Sat morning, min -5°C on Thu night). Winds increasing (calm on Thu night, strong winds from the SSW by Sat night).

Mount San Antonio Weather (Days 3-6):

A heavy fall of snow, heaviest during Mon morning. Temperatures will be below freezing (max -2°C on Sun morning, min -11°C on Mon night). Winds increasing (strong winds from the SSW on Sun afternoon, stormy winds from the SSW by Sun 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	17° C	Clear	Calm (0 kph at 0).	16 km
La Vern / rackett-Field Airport 24 km S 207m alt. 2 hours ago	17° C	Clear	Light winds from the WSW (9 kph at 240).	16 km
Ontario Airport 27 km SSE 715m alt. 2 hours ago	17° C	-	Calm (0 kph at 0).	16 km Low: few Mid: few High: scattered
Crestline - CSS 31 km E 1615m alt. 1 hour ago	9° C	-	Calm (0 kph at 0).
AJX - CSS 32 km ESE 519m alt. 2 hours ago	21° C	-	Wind obs. (11 kph from 181 degs) was rejected.
Marshall Peak - CSS 33 km ESE 1211m alt. 1 hour ago	15° C	-	Moderate winds from the WSW (22 kph at 245).
Chino Airport 34 km S 218m alt. 2 hours ago	18° C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: few Mid: scattered
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Calm (2 kph at 280).	0.0 km
Victorville Airport 41 km NE 880m alt. 2 hours ago	16° C	Clear	Light winds from the NW (9 kph at 320).	16 km
EL Monte Airport 42 km SSW 361m alt. 2 hours ago	18° C	Clear	Light winds from the N (7 kph at 1).	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.