– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 4 am Thu 18 Sep Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Thu 18 Sep Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–3 Weather Summary Light rain (total 9mm), mostly falling on Thu morning. Very mild (max 11°C on Sat night, min 7°C on Thu morning). Winds decreasing (strong winds from the S on Thu morning, calm by Sat afternoon).									Days 4–6 Weather Summary Some drizzle, heaviest during Tue morning. Very mild (max 12°C on Sun night, min 9°C on Tue afternoon). Winds increasing (calm on Sun afternoon, near gales from the SSW by Tue night).
	Thursday 18			Friday 19			Saturday 20			Sunday 21			Monday 22			Tuesday 23
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	rain shwrs	risk tstorm	risk tstorm	clear	rain shwrs	clear	clear	clear	clear	clear	clear	clear	clear	clear	rain shwrs	rain shwrs	rain shwrs	clear
km/h	S	S	SSW	SSW	SSW	SSW	SSW	W	SW	WSW	WNW	S	SE	SSE	SSE	SSE	S	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	8	1.1	0.3	—	0.1	—	—	—	—	—	—	—	—	—	0.3	0.5	0.3	—
max°C	7	8	7	7	8	8	9	9	11	11	10	12	11	11	12	10	10	10
min°C	7	7	7	7	7	8	8	9	10	11	10	11	11	11	11	10	9	9
chill°C	2	2	3	3	4	5	7	9	9	9	9	9	10	9	9	6	4	4

Freezing level (m)	4300	4300	4200	4300	4350	4400	4500	4600	4800	4750	4650	4800	4750	4850	4750	4600	4600	4700
Cloud base (m)	1600	1850	900	950	2050			2750						5100		5150

	6:35	—	—	6:35	—	—	6:35	—	—	6:37	—	—	6:37	—	—	6:39	—	—
	—	6:52	—	—	6:52	—	—	6:50	—	—	6:49	—	—	6:46	—	—	6:45	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Light rain (total 9mm), mostly falling on Thu morning. Very mild (max 11°C on Sat night, min 7°C on Thu morning). Winds decreasing (strong winds from the S on Thu morning, calm by Sat afternoon).

Mount San Antonio Weather (Days 3-6):

Some drizzle, heaviest during Tue morning. Very mild (max 12°C on Sun night, min 9°C on Tue afternoon). Winds increasing (calm on Sun afternoon, near gales from the SSW by Tue 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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Ontario Airport 27 km SSE 715m alt. 2 hours ago	22° C	Dry and partly cloudy.	Light winds from the N (7 kph at 1).	14 km Low: few Mid: scattered High: broken
Crestline - CSS 31 km E 1615m alt. 56 minutes ago	15° C	-	Wind obs. (74 kph from 157 degs) was rejected.
AJX - CSS 32 km ESE 519m alt. 2 hours ago	20° C	-	Moderate winds from the E (22 kph at 98).
Marshall Peak - CSS 33 km ESE 1211m alt. 56 minutes ago	19° C	-	Wind obs. (41 kph from 114 degs) was rejected.
Chino Airport 34 km S 218m alt. 2 hours ago	21° C	Dry and cloudy.	Light winds from the ESE (7 kph at 110).	16 km Low: overcast
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Wind obs. (11 kph from 110 degs) was rejected.	0.0 km
Lake Arrowhead 41 km E 1619m alt. 2 hours ago	12° C	Dry	Calm (0 kph at 193).
Victorville Airport 41 km NE 880m alt. 1 hour ago	22° C	Dry and partly cloudy.	Light winds from the E (15 kph at 90).	16 km Low: few Mid: broken High: broken
EL Monte Airport 42 km SSW 361m alt. 1 hour ago	23° C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: broken
Riverside Airport 42 km SSE 661m alt. 2 hours ago	21° C	Dry and cloudy.	Light winds from the ESE (9 kph at 110).	16 km Low: broken Mid: 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.