– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 9 am Thu 01 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Thu 01 Jan Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–3 Weather Summary Mild with light rain (total 4mm) on Thu morning Becoming colder with a light covering of snow, mostly falling on Thu morning. Freeze-thaw conditions (max 5°C on Fri morning, min 0°C on Sat night). Winds decreasing (near gales from the SSW on Thu morning, light winds from the SW by Fri morning).									Days 4–6 Weather Summary A light covering of new snow mostly falling on Sun morning. Temperatures will be below freezing (max 0°C on Sun morning, min -1°C on Sun night). Winds decreasing (strong winds from the SSW on Sun morning, calm by Tue night).
	Thursday 1			Friday 2			Saturday 3			Sunday 4			Monday 5			Tuesday 6
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	rain shwrs	clear	clear	some clouds	cloudy	some clouds	light snow	light snow	snow shwrs	some clouds	snow shwrs	some clouds	clear	clear	cloudy	cloudy	snow shwrs
km/h	SSW	SW	WSW	SW	SW	SSW	SW	SW	SSW	SSW	SW	SW	SW	WSW	SW	SSW	SSW	S
See all weather maps
cm	2	—	—	—	—	—	—	2	4	2	—	1	—	—	—	—	—	2
mm	4	0.3	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	2	3	4	5	5	5	2	2	2	0	0	-1	-1	0	0	0	-1	-1
min °C	2	2	3	5	5	2	2	2	0	0	0	-1	-1	0	-1	0	-1	-1
chill °C	-6	-5	-3	2	0	-4	-4	-5	-8	-8	-8	-8	-7	-6	-5	-3	-5	-4

Freezing level m	2900	3000	3400	3650	3600	3400	3000	2900	2700	2550	2500	2350	2350	2450	2450	2450	2400	2350
Cloud base (m)	900	900	900			950	900	900	850	900	1500	850	1000	950	1550	2000	1900	900

	6:56	—	—	6:56	—	—	6:56	—	—	6:56	—	—	6:56	—	—	6:56	—	—
	—	4:51	—	—	4:52	—	—	4:52	—	—	4:53	—	—	4:54	—	—	4:54	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Mild with light rain (total 4mm) on Thu morning Becoming colder with a light covering of snow, mostly falling on Thu morning. Freeze-thaw conditions (max 5°C on Fri morning, min 0°C on Sat night). Winds decreasing (near gales from the SSW on Thu morning, light winds from the SW by Fri morning).

Mount San Antonio Weather (Days 3-6):

A light covering of new snow mostly falling on Sun morning. Temperatures will be below freezing (max 0°C on Sun morning, min -1°C on Sun night). Winds decreasing (strong winds from the SSW on Sun morning, calm by Tue night).

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	15° C	Mist -.	Wind obs. (7 kph from 260 degs) was rejected.	3 km Low: few Mid: few
La Vern / rackett-Field Airport 24 km S 207m alt. 2 hours ago	14° C	Dry and cloudy.	Light winds from the E (7 kph at 80).	0.0 km High: overcast
Ontario Airport 27 km SSE 715m alt. 1 hour ago	15° C	-	Light winds from the SSW (9 kph at 200).	0.0 km
Crestline - CSS 31 km E 1615m alt. 51 minutes ago	8° C	-	Calm (0 kph at 0).
AJX - CSS 32 km ESE 519m alt. 51 minutes ago	12° C	-	Fresh winds from the E (30 kph at 92).
Marshall Peak - CSS 33 km ESE 1211m alt. 2 hours ago	10° C	-	Strong winds from the SW (44 kph at 234).
Chino Airport 34 km S 218m alt. 2 hours ago		Light rain .	Light winds from the N (6 kph at 0).	3 km Low: overcast
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Wind obs. (13 kph from 230 degs) was rejected.	0.0 km
Lake Arrowhead 41 km E 1619m alt. 35 minutes ago		-	Calm (0 kph at 304).
Victorville Airport 41 km NE 880m alt. 1 hour ago	8° C	Light rain .	Light winds from the WNW (15 kph at 300).	11 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.