– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 9 am Sat 14 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Sat 14 Feb Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–3 Weather Summary Mild at first with light rain (total 5mm) on Mon morning followed by colder weather and light fall of snow, heaviest on Mon afternoon. Mild temperatures (max 9°C on Sat morning, min 1°C on Mon afternoon). Winds increasing (light winds from the SSW on Sat morning, fresh winds from the SSE by Mon morning).									Days 4–6 Weather Summary A moderate fall of snow, heaviest on Tue night. Freeze-thaw conditions (max 2°C on Tue morning, min -2°C on Wed night). Winds decreasing (near gales from the SW on Tue night, calm by Thu afternoon).
	Saturday 14			Sunday 15			Monday 16			Tuesday 17			Wednesday 18			Thursday 19
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	some clouds	cloudy	some clouds	some clouds	light rain	heavy snow	snow shwrs	rain shwrs	some clouds	snow shwrs	some clouds	clear	some clouds	some clouds	light snow	clear
km/h	SSW	S	S	S	SSW	S	S	SW	SW	SSW	SW	SSW	WSW	W	SSW	SSW	SSW	N
See all weather maps
cm	—	—	—	—	—	—	—	12	3	—	—	12	—	—	—	—	2	—
mm	—	—	—	—	—	—	5	—	—	0.4	—	—	—	—	—	—	—	—
max °C	9	8	7	6	6	3	4	1	1	2	2	2	0	1	-1	0	0	1
min °C	8	7	4	5	4	2	3	1	1	2	0	0	-1	0	-2	-1	-1	0
chill °C	7	4	1	2	1	-1	-3	-5	-5	-3	-6	-7	-6	-3	-5	-4	-4	0

Freezing level m	3300	3350	3050	2750	2650	2600	2150	1700	1650	1800	1850	1700	1400	1650	1300	1400	1400	1400
Cloud base (m)	6950	8000	7050	6300	6550	900	1500	850	850	900	900	850	1500	2050	900	900	1450	900

	6:35	—	—	6:35	—	—	6:33	—	—	6:33	—	—	6:31	—	—	6:31	—	—
	—	5:32	—	—	5:34	—	—	5:35	—	—	5:36	—	—	5:37	—	—	5:37	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Mild at first with light rain (total 5mm) on Mon morning followed by colder weather and light fall of snow, heaviest on Mon afternoon. Mild temperatures (max 9°C on Sat morning, min 1°C on Mon afternoon). Winds increasing (light winds from the SSW on Sat morning, fresh winds from the SSE by Mon morning).

Mount San Antonio Weather (Days 3-6):

A moderate fall of snow, heaviest on Tue night. Freeze-thaw conditions (max 2°C on Tue morning, min -2°C on Wed night). Winds decreasing (near gales from the SW on Tue night, calm by Thu afternoon).

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	19° C	Clear	Light winds from the N (11 kph at 1).	16 km
La Vern / rackett-Field Airport 24 km S 207m alt. 2 hours ago	19° C	Clear	Light winds from the SW (11 kph at 220).	16 km
Ontario Airport 27 km SSE 715m alt. 2 hours ago	19° C	Dry and partly cloudy.	Light winds from the W (6 kph at 280).	16 km Low: broken
Crestline - CSS 31 km E 1615m alt. 44 minutes ago	8° C	-	Calm (0 kph at 0).
AJX - CSS 32 km ESE 519m alt. 2 hours ago	21° C	-	Wind obs. (15 kph from 112 degs) was rejected.
Marshall Peak - CSS 33 km ESE 1211m alt. 3 hours ago	15° C	-	Moderate winds from the SW (28 kph at 234).
Chino Airport 34 km S 218m alt. 2 hours ago	19° C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: scattered
Mount Wilson Airport 40 km SW 1311m alt. 1 hour ago		-	Light winds from the SSW (9 kph at 210).	0.0 km
Victorville Airport 41 km NE 880m alt. 1 hour ago	19° C	Clear	Fresh winds from the S (37 kph at 170).	14 km
EL Monte Airport 42 km SSW 361m alt. 2 hours ago	20° C	Clear	Light winds from the SSW (6 kph at 210).	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.