– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 10 pm Mon 20 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Mon 20 Apr Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Freeze-thaw conditions (max 4°C on Mon night, min -1°C on Tue afternoon). Winds decreasing (gales from the SW on Tue afternoon, moderate winds from the W by Wed night).										Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 3°C on Thu night, min -5°C on Sat afternoon). Winds decreasing (strong winds from the WSW on Sat afternoon, light winds from the WNW by Sun afternoon).
		Tuesday 21			Wednesday 22			Thursday 23			Friday 24			Saturday 25			Sunday 26
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	clear	some clouds	clear	some clouds	clear	clear	some clouds	some clouds	some clouds	some clouds	clear	some clouds	clear	clear	clear	clear	clear	rain shwrs
km/h	SSW	SW	SW	WSW	WNW	WNW	WNW	W	W	W	W	WSW	WSW	WSW	WSW	W	WNW	WNW	WNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0.1
max °C	4	2	-1	2	2	3	4	3	3	3	2	1	0	-3	-4	-3	-2	1	2
min °C	3	0	-1	1	2	3	3	3	3	3	2	1	-2	-4	-5	-5	-2	-2	1
chill °C	-4	-9	-11	-8	-6	-3	-2	-4	-3	-2	-3	-4	-10	-13	-14	-14	-9	-7	-4

Freezing level m	3650	3100	2950	3350	3400	3600	3650	3550	3550	3550	3350	3250	2850	2350	2250	2200	2550	3200	3400
Cloud base (m)			1800	900	900			5700	5600	900	5450	8900	850	850	1900	900	950	1800	900

	—	6:11	—	—	6:11	—	—	6:09	—	—	6:07	—	—	6:07	—	—	6:05	—	—
	—	—	7:25	—	—	7:27	—	—	7:28	—	—	7:29	—	—	7:29	—	—	7:30	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Mostly dry. Freeze-thaw conditions (max 4°C on Mon night, min -1°C on Tue afternoon). Winds decreasing (gales from the SW on Tue afternoon, moderate winds from the W by Wed night).

Mount San Antonio Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 3°C on Thu night, min -5°C on Sat afternoon). Winds decreasing (strong winds from the WSW on Sat afternoon, light winds from the WNW by Sun afternoon).

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	12° C	-	Light winds from the WNW (6 kph at 300).	16 km
Ontario Airport 27 km SSE 715m alt. 3 hours ago	13° C	Clear	Light winds from the W (11 kph at 260).	16 km
Crestline - CSS 31 km E 1615m alt. 2 hours ago	5° C	-	Calm (0 kph at 0).
Marshall Peak - CSS 33 km ESE 1211m alt. 2 hours ago	8° C	-	Calm (0 kph at 284).
Chino Airport 34 km S 218m alt. 3 hours ago	12° C	Clear	Light winds from the WNW (6 kph at 290).	16 km
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Wind obs. (9 kph from 220 degs) was rejected.	0.0 km
Victorville Airport 41 km NE 880m alt. 2 hours ago	12° C	Clear	Moderate winds from the SW (22 kph at 220).	16 km
Riverside Airport 42 km SSE 661m alt. 2 hours ago	13° C	Clear	Light winds from the W (6 kph at 270).	16 km
Corona Municipal Airport (California) 43 km S 163m alt. 3 hours ago	11° C	Clear	Calm (0 kph at 0).	16 km
San Bernardino Airport 43 km ESE 407m alt. 2 hours ago	13° C	Clear	Light winds from the SSW (6 kph at 200).	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.