– Lat/Long: 34.23° N 117.62° W

Ontario Peak Weather Forecast

San Gabriel Mountains · United States

Issued: 4 pm Sat 10 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Sat 10 Oct Local Time

Updates in:

hr min s

Update imminent

3 Ontario Peak Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Moderate rain (total 14mm) heaviest on Sun morning, then becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 9°C on Sat afternoon, min -2°C on Mon afternoon). Mainly near gales.											Days 5–7 Weather Summary Mostly dry. Very mild (max 13°C on Thu night, min 5°C on Tue afternoon). Winds increasing (light winds from the NNE on Wed night, fresh winds from the NE by Thu night).
	Sat 10		Sunday 11			Monday 12			Tuesday 13			Wednesday 14			Thursday 15
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	light rain	mod. rain	light rain	snow shwrs	snow shwrs	snow shwrs	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	2850	2850	1700	750	750	800	850		850					8900
km/h	SSW	ESE	SW	SW	SSW	S	SSE	N	NW	NNW	NNE	N	N	NE	NE	NE	ENE
See all weather maps
cm	—	—	—	—	1	2	1	—	—	—	—	—	—	—	—	—	—
mm	—	2	9	4	0.2	—	—	—	—	—	—	—	—	—	—	—	—
max °C	9	8	5	4	3	0	-1	3	5	6	7	8	9	10	10	11	13
min °C	9	7	5	3	0	-1	-2	-1	4	5	6	7	8	9	10	11	11
chill °C	5	3	3	-4	-7	-8	-8	-4	0	1	2	4	6	7	7	8	8

Freezing level m	4000	4000	3600	3450	2800	2550	2400	2950	3800	3500	3750	3950	4100	4200	4150	4300	4600

	—	—	6:52	—	—	6:52	—	—	6:52	—	—	6:54	—	—	6:54	—	—
	6:22	—	—	6:21	—	—	6:20	—	—	6:19	—	—	6:16	—	—	6:15	—

Ontario Peak Weather (Days 0-3):

The weather forecast for Ontario Peak is: Moderate rain (total 14mm) heaviest on Sun morning, then becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 9°C on Sat afternoon, min -2°C on Mon afternoon). Mainly near gales.

Ontario Peak Weather (Days 3-6):

Mostly dry. Very mild (max 13°C on Thu night, min 5°C on Tue afternoon). Winds increasing (light winds from the NNE on Wed night, fresh winds from the NE by Thu night).

This table gives the weather forecast for Ontario Peak at the specific elevation of 2649 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Ontario Peak. 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
Mt Baldy 3 km W 1250m alt. 1 hour ago	14°C	-	Calm (0 kph at 16).
Alta Loma 9 km S 563m alt. 1 hour ago	19°C	Dry	Calm (0 kph at 316).
Alta Loma 10 km S 548m alt. 2 hours ago	19°C	Dry	Calm (0 kph at 335).
Wrightwood 13 km N 1828m alt. 58 minutes ago	11°C	Dry	Calm (0 kph at 228).
Upland Cable Airport (California) 14 km S 440m alt. 2 hours ago	21°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: few Mid: scattered High: broken
La Vern / rackett-Field Airport 19 km SSW 207m alt. 3 hours ago	22°C	Dry and cloudy.	Light winds from the WNW (7 kph at 300).	16 km Low: few Mid: overcast
Ontario Airport 20 km S 715m alt. 3 hours ago	22°C	Dry and cloudy.	Light winds from the SSE (9 kph at 160).	16 km Low: few Mid: overcast
Pomona wx 21 km S 255m alt. 3 hours ago	21°C	Dry	Calm (0 kph at 224).
Summit Terrace wx 25 km NE 1200m alt. 48 minutes ago	14°C	Dry	Calm (0 kph at 117).
Chino Airport 27 km S 218m alt. 3 hours ago	21°C	Light rain .	Light winds from the SSE (17 kph at 150).	16 km Low: broken

* 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.