– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 10 pm Sun 19 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Sun 19 Apr Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–4 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 5°C on Sun night, min -2°C on Tue afternoon). Winds increasing (moderate winds from the S on Mon afternoon, severe gales from the SW by Tue afternoon).										Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 4°C on Wed night, min -2°C on Sat morning). Winds decreasing (strong winds from the WNW on Wed night, light winds from the WSW by Fri afternoon).
		Monday 20			Tuesday 21			Wednesday 22			Thursday 23			Friday 24			Saturday 25
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	some clouds	clear	snow shwrs	clear	some clouds	some clouds	clear	clear	some clouds	some clouds	clear	clear	clear	clear	clear	clear
km/h	S	S	S	SSW	SW	SW	W	WNW	WNW	WNW	WNW	W	W	W	WSW	WSW	WSW	WNW	NW
See all weather maps
cm	—	—	—	—	—	1	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	5	4	4	4	2	-1	1	2	4	4	4	3	4	1	1	1	-2	-2	1
min °C	4	4	4	3	1	-2	0	1	2	4	4	2	2	1	0	-1	-2	-2	-2
chill °C	-1	-1	-1	-3	-7	-12	-9	-8	-5	-1	-2	-2	-4	-5	-4	-7	-8	-7	-8

Freezing level m	3750	3650	3700	3600	3150	2700	3150	3450	3650	3650	3650	3600	3450	3250	3150	3000	2600	2800	3050
Cloud base (m)			9550			1600	900	900	6500			5750	900	4550		850	850	1950	900

	—	6:13	—	—	6:11	—	—	6:11	—	—	6:09	—	—	6:07	—	—	6:07	—	—
	—	—	7:24	—	—	7:25	—	—	7:27	—	—	7:28	—	—	7:29	—	—	7:29	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: A dusting of new snow. Freeze-thaw conditions (max 5°C on Sun night, min -2°C on Tue afternoon). Winds increasing (moderate winds from the S on Mon afternoon, severe gales from the SW by Tue afternoon).

Mount San Antonio Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 4°C on Wed night, min -2°C on Sat morning). Winds decreasing (strong winds from the WNW on Wed night, light winds from the WSW by Fri 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. 1 hour ago	14° C	Clear	Light winds from the WNW (7 kph at 300).	16 km
Ontario Airport 27 km SSE 715m alt. 2 hours ago	15° C	Clear	Light winds from the WSW (6 kph at 240).	16 km
Crestline - CSS 31 km E 1615m alt. 1 hour ago	8° C	-	Calm (0 kph at 0).
Marshall Peak - CSS 33 km ESE 1211m alt. 1 hour ago	11° C	-	Light winds from the SW (7 kph at 218).
Chino Airport 34 km S 218m alt. 2 hours ago	13° C	Clear	Calm (0 kph at 0).	16 km
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Wind obs. (11 kph from 170 degs) was rejected.	0.0 km
Victorville Airport 41 km NE 880m alt. 1 hour ago	13° C	Clear	Light winds from the WSW (15 kph at 250).	16 km
Riverside Airport 42 km SSE 661m alt. 2 hours ago	16° C	Clear	Calm (0 kph at 0).	16 km
Corona Municipal Airport (California) 43 km S 163m alt. 2 hours ago	12° C	Clear	Calm (0 kph at 0).	16 km
San Bernardino Airport 43 km ESE 407m alt. 1 hour ago	15° 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.