– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 3 pm Tue 30 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 3 pm Tue 30 Dec Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–4 Weather Summary Heavy rain (total 54mm), mostly on Wed night. Becoming colder with a light covering of snow ,mostly falling on Thu morning. Mild temperatures (max 8°C on Tue night, min 2°C on Thu morning). Winds increasing (calm on Tue afternoon, near gales from the SSW by Thu morning).											Days 5–7 Weather Summary A moderate fall of snow, heaviest on Sun night. Freeze-thaw conditions (max 4°C on Fri afternoon, min 0°C on Sat night). Winds increasing (moderate winds from the SW on Sat afternoon, near gales from the SSW by Mon morning).
	Tue 30		Wednesday 31			Thursday 1			Friday 2			Saturday 3			Sunday 4
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	light rain	heavy rain	heavy rain	heavy rain	mod. snow	rain shwrs	rain shwrs	clear	some clouds	some clouds	some clouds	cloudy	rain shwrs	light snow	light snow	mod. snow
km/h	WSW	SSE	S	SSE	SSW	SSW	SW	WSW	SW	SSW	SSW	SW	SW	SSW	SSW	SSW	SSW
See all weather maps
cm	—	—	—	—	—	7	—	—	—	—	—	—	—	—	1	4	10
mm	—	0.2	11	10	29	3	0.2	0.1	—	—	—	—	—	0.2	—	—	—
max °C	7	8	4	4	4	3	2	4	5	4	4	2	2	2	1	1	1
min °C	7	5	4	3	3	2	2	3	4	4	2	2	1	0	1	1	1
chill °C	7	1	-2	-2	-4	-6	-5	-3	-1	-1	-4	-4	-4	-7	-6	-7	-6

Freezing level m	3650	3400	3350	3200	3300	3050	2750	3450	3650	3500	3400	2850	2800	2900	2600	2700	2700
Cloud base (m)	2850	3000	1850	850	850	850	850	900	950	6650	950	1900	900	900	950	850	850

	—	—	6:56	—	—	6:56	—	—	6:56	—	—	6:56	—	—	6:56	—	—
	4:50	—	—	4:51	—	—	4:51	—	—	4:52	—	—	4:52	—	—	4:53	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Heavy rain (total 54mm), mostly on Wed night. Becoming colder with a light covering of snow ,mostly falling on Thu morning. Mild temperatures (max 8°C on Tue night, min 2°C on Thu morning). Winds increasing (calm on Tue afternoon, near gales from the SSW by Thu morning).

Mount San Antonio Weather (Days 3-6):

A moderate fall of snow, heaviest on Sun night. Freeze-thaw conditions (max 4°C on Fri afternoon, min 0°C on Sat night). Winds increasing (moderate winds from the SW on Sat afternoon, near gales from the SSW 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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Upland Cable Airport (California) 19 km S 440m alt. 1 hour ago	17° C	Clear	Calm (0 kph at 0).	16 km
La Vern / rackett-Field Airport 24 km S 207m alt. 2 hours ago	18° C	Clear	Light winds from the E (9 kph at 90).	16 km
Ontario Airport 27 km SSE 715m alt. 2 hours ago	18° C	Dry and partly cloudy.	Light winds from the WNW (7 kph at 300).	16 km Low: scattered Mid: scattered High: broken
Crestline - CSS 31 km E 1615m alt. 40 minutes ago	5° C	-	Calm (0 kph at 0).
AJX - CSS 32 km ESE 519m alt. 2 hours ago	17° C	-	Light winds from the WNW (15 kph at 302).
Marshall Peak - CSS 33 km ESE 1211m alt. 40 minutes ago	12° C	-	Severe gales from the ENE (80 kph at 59).
Chino Airport 34 km S 218m alt. 2 hours ago		Dry and partly cloudy.	Light winds from the E (11 kph at 100).	16 km Low: broken
Mount Wilson Airport 40 km SW 1311m alt. 1 hour ago		-	Wind obs. (11 kph from 70 degs) was rejected.	0.0 km
Lake Arrowhead 41 km E 1619m alt. 1 hour ago	1° C	-	Calm (0 kph at 117).
Victorville Airport 41 km NE 880m alt. 1 hour ago	9° C	Clear	Light winds from the WNW (6 kph at 300).	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.