– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 9 pm Sun 15 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Sun 15 Feb Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–4 Weather Summary A heavy fall of snow, heaviest during Mon afternoon. Becoming milder with heavy rain (total 27mm) on Tue night. Freeze-thaw conditions (max 3°C on Sun night, min -2°C on Tue night). Winds increasing (light winds from the S on Sun night, near gales from the SW by Tue night).										Days 5–7 Weather Summary A moderate fall of snow, heaviest on Thu afternoon. Freeze-thaw conditions (max 7°C on Sat afternoon, min -3°C on Thu night). Wind will be generally light.
		Monday 16			Tuesday 17			Wednesday 18			Thursday 19			Friday 20			Saturday 21
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	heavy rain	mod. snow	snow shwrs	rain shwrs	cloudy	snow shwrs	some clouds	clear	some clouds	light snow	mod. snow	clear	clear	clear	clear	some clouds	cloudy	some clouds
km/h	S	S	SW	SW	SSW	SW	SW	WSW	WSW	S	S	E	NW	N	NW	SSE	ENE	NE	ESE
See all weather maps
cm	—	—	9	2	—	—	10	—	—	—	4	10	—	—	—	—	—	—	—
mm	—	12	—	—	0.1	—	15	—	—	—	—	—	—	—	—	—	—	—	—
max °C	3	3	2	1	2	2	2	0	2	-1	-1	-1	-2	1	2	4	5	7	7
min °C	2	2	1	0	1	0	-2	-1	0	-2	-1	-1	-3	0	2	2	5	6	7
chill °C	-2	-3	-5	-5	-4	-7	-9	-6	-4	-7	-6	-1	-9	-4	2	0	3	5	7

Freezing level m	2750	2150	1750	1600	1750	1750	1850	1300	1750	1250	1300	1350	1200	1500	2300	2850	3200	3400	3200
Cloud base (m)	1450	900	850	900	900	1450	800	1450	1950	900	900	850	850		7650				5250

	—	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 Mon afternoon. Becoming milder with heavy rain (total 27mm) on Tue night. Freeze-thaw conditions (max 3°C on Sun night, min -2°C on Tue night). Winds increasing (light winds from the S on Sun night, near gales from the SW by Tue night).

Mount San Antonio Weather (Days 3-6):

A moderate fall of snow, heaviest on Thu afternoon. Freeze-thaw conditions (max 7°C on Sat afternoon, min -3°C on Thu night). Wind will be generally light.

This table gives the weather forecast for Mount San Antonio at the specific elevation of 1500 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	-	Calm (0 kph at 0).	16 km
Ontario Airport 27 km SSE 715m alt. 2 hours ago	11° C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
AJX - CSS 32 km ESE 519m alt. 1 hour ago	9° C	-	Light winds from the ESE (13 kph at 118).
Marshall Peak - CSS 33 km ESE 1211m alt. 1 hour ago	4° C	-	Fresh winds from the SE (33 kph at 139).
Chino Airport 34 km S 218m alt. 2 hours ago	11° C	Dry and cloudy.	Calm (0 kph at 0).	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. 1 hour ago	7° C	Clear	Light winds from the SSW (9 kph at 210).	16 km
Riverside Airport 42 km SSE 661m alt. 2 hours ago	9° C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: scattered
Corona Municipal Airport (California) 43 km S 163m alt. 2 hours ago	9° C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: scattered Mid: overcast
San Bernardino Airport 43 km ESE 407m alt. 1 hour ago	10° C	Dry and cloudy.	Light winds from the SE (6 kph at 130).	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.