– Lat/Long: 34.23° N 117.62° W

Ontario Peak Weather Forecast

San Gabriel Mountains · United States

Issued: 10 am Fri 09 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Fri 09 Oct Local Time

Updates in:

hr min s

Update imminent

3 Ontario Peak Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Moderate rain (total 12mm) heaviest on Sun morning, then becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 12°C on Fri morning, min 0°C on Sun night). Mainly near gales.									Days 4–6 Weather Summary A light covering of new snow mostly falling on Mon morning. Freeze-thaw conditions (max 9°C on Wed afternoon, min -2°C on Mon night). Winds decreasing (strong winds from the S on Mon afternoon, light winds from the NNW by Wed morning).
	Friday 9			Saturday 10			Sunday 11			Monday 12			Tuesday 13			Wednesday 14
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	some clouds	some clouds	light rain	rain shwrs	mod. rain	light rain	snow shwrs	light snow	snow shwrs	clear	snow shwrs	snow shwrs	rain shwrs	clear	clear	clear
Cloud base (m)			5850		5450	2550	1400	750	700	750	800	1900	1700	1900	950		9300
km/h	S	SSW	SW	SSW	SSW	SE	SW	SSW	S	S	S	SSW	WNW	NW	NNW	NNW	NW	NNE
See all weather maps
cm	—	—	—	—	—	—	—	—	3	2	1	—	1	1	—	—	—	—
mm	—	—	—	—	0.1	0.8	6	5	—	—	—	—	—	—	0.2	—	—	—
max °C	12	12	11	9	9	8	5	2	1	-1	-1	-2	-2	0	5	7	9	9
min °C	12	12	10	9	8	7	5	2	0	-1	-1	-2	-2	-1	2	6	8	9
chill °C	10	10	7	6	3	2	2	-5	-8	-9	-9	-9	-6	-6	-3	4	7	7

Freezing level m	4450	4450	4250	4100	4000	3850	3550	3050	2700	2450	2500	2300	2450	2650	3550	3900	4150	4100

	6:50	—	—	6:50	—	—	6:52	—	—	6:52	—	—	6:52	—	—	6:54	—	—
	—	6:23	—	—	6:22	—	—	6:21	—	—	6:20	—	—	6:19	—	—	6:16	—

Ontario Peak Weather (Days 0-3):

The weather forecast for Ontario Peak is: Moderate rain (total 12mm) heaviest on Sun morning, then becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 12°C on Fri morning, min 0°C on Sun night). Mainly near gales.

Ontario Peak Weather (Days 3-6):

A light covering of new snow mostly falling on Mon morning. Freeze-thaw conditions (max 9°C on Wed afternoon, min -2°C on Mon night). Winds decreasing (strong winds from the S on Mon afternoon, light winds from the NNW by Wed morning).

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	27°C	-	Calm (3 kph at 0).
Alta Loma 9 km S 563m alt. 2 hours ago	29°C	Dry	Calm (5 kph at 266).
Alta Loma 10 km S 548m alt. 22 minutes ago	30°C	Dry	Calm (0 kph at 74).
Wrightwood 13 km N 1828m alt. 30 minutes ago	23°C	Dry	Calm (2 kph at 176).
Upland Cable Airport (California) 14 km S 440m alt. 2 hours ago	27°C	Clear	Calm (0 kph at 0).	16 km
La Verne wx 16 km SSW 335m alt. 46 minutes ago	28°C	Dry	Calm (5 kph at 261).
La Vern / rackett-Field Airport 19 km SSW 207m alt. 2 hours ago	26°C	Clear	Calm (0 kph at 0).	16 km
Ontario Airport 20 km S 715m alt. 2 hours ago	26°C	-	Light winds from the WSW (6 kph at 250).	16 km Low: few
Pomona wx 21 km S 255m alt. 21 minutes ago	31°C	Dry	Calm (2 kph at 114).
Summit Terrace wx 25 km NE 1200m alt. 51 minutes ago	28°C	Dry	Moderate winds from the S (21 kph at 174).

* 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.