– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 10 pm Tue 21 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Tue 21 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. Mild temperatures (max 6°C on Thu afternoon, min 3°C on Tue night). Winds decreasing (strong winds from the WSW on Tue night, calm by Thu afternoon).										Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 5°C on Fri night, min -2°C on Sat afternoon). Winds decreasing (strong winds from the WSW on Sat afternoon, light winds from the SW by Mon morning).
		Wednesday 22			Thursday 23			Friday 24			Saturday 25			Sunday 26			Monday 27
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	rain shwrs	clear	some clouds	clear	clear	some clouds	clear	some clouds	clear	some clouds	some clouds	cloudy	some clouds	clear	clear	rain shwrs	cloudy	some clouds	some clouds
km/h	W	W	W	WNW	WNW	WNW	W	WSW	SW	WSW	SW	WSW	W	W	WSW	WSW	SSW	SSW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	0.2	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0.3	—	—	—
max °C	3	3	5	5	5	6	5	6	6	5	2	-1	-1	1	3	2	2	3	2
min °C	3	3	4	4	4	5	5	5	6	2	1	-2	-2	0	2	2	2	3	1
chill °C	-4	-2	0	-1	1	4	3	2	2	-4	-5	-11	-10	-7	-3	-3	-2	-2	-5

Freezing level m	3450	3350	3450	3550	3300	3200	3450	3500	3400	3250	2700	2250	2100	2800	3050	3200	3100	3100	2950
Cloud base (m)	900	900	8100	9400				6000	5600	850	1650	1750	900	900	1750	900	6200	6050	900

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

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Mostly dry. Mild temperatures (max 6°C on Thu afternoon, min 3°C on Tue night). Winds decreasing (strong winds from the WSW on Tue night, calm by Thu afternoon).

Mount San Antonio Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 5°C on Fri night, min -2°C on Sat afternoon). Winds decreasing (strong winds from the WSW on Sat afternoon, light winds from the SW 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. 1 hour ago	13° C	Clear	Light winds from the W (15 kph at 270).	16 km
Ontario Airport 27 km SSE 715m alt. 2 hours ago	15° C	-	Light winds from the WSW (17 kph at 250).	16 km Low: few Mid: few
Crestline - CSS 31 km E 1615m alt. 1 hour ago	4° C	-	Calm (0 kph at 0).
Marshall Peak - CSS 33 km ESE 1211m alt. 1 hour ago	7° C	-	Moderate winds from the SSW (24 kph at 212).
Chino Airport 34 km S 218m alt. 2 hours ago	14° C	Clear	Light winds from the W (11 kph at 260).	16 km
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Wind obs. (9 kph from 240 degs) was rejected.	0.0 km
Victorville Airport 41 km NE 880m alt. 1 hour ago	12° C	Clear	Light winds from the W (17 kph at 260).	16 km
Riverside Airport 42 km SSE 661m alt. 2 hours ago	15° C	Clear	Light winds from the W (13 kph at 270).	16 km
Corona Municipal Airport (California) 43 km S 163m alt. 2 hours ago	15° C	Clear	Light winds from the W (9 kph at 280).	16 km
San Bernardino Airport 43 km ESE 407m alt. 1 hour ago	14° C	Clear	Light winds from the SW (9 kph at 230).	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.