– Lat/Long: 34.23° N 117.62° W

Ontario Peak Weather Forecast

San Gabriel Mountains · United States

Issued: 4 am Mon 19 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 am Mon 19 Oct Local Time

Updates in:

hr min s

Update imminent

3 Ontario Peak Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mild with moderate rain (total 16mm) on Wed night, Becoming colder with a light covering of snow, mostly falling on Wed night. Mild temperatures (max 8°C on Mon morning, min 1°C on Wed night). Winds increasing (calm on Mon morning, near gales from the SSE by Wed night).									Days 4–6 Weather Summary A light covering of new snow mostly falling on Thu morning. Freeze-thaw conditions (max 10°C on Sat afternoon, min -1°C on Thu morning). Winds decreasing (strong winds from the SSW on Thu morning, light winds from the NNW by Fri morning).
	Monday 19			Tuesday 20			Wednesday 21			Thursday 22			Friday 23			Saturday 24
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	some clouds	light snow	snow shwrs	snow shwrs	rain shwrs	rain shwrs	clear	clear	clear	clear	clear
Cloud base (m)	4400	8900						3500	750	900	1700	850	850
km/h	SW	SW	S	S	SSE	SSE	S	S	S	SSW	SW	WNW	NNW	NNE	NNE	NE	NE	NE
See all weather maps
cm	—	—	—	—	—	—	—	—	5	4	2	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	16	—	—	0.2	0.1	—	—	—	—	—
max °C	8	8	7	6	6	5	4	4	3	0	0	2	4	5	6	8	10	10
min °C	8	8	6	5	6	5	4	4	1	-1	0	1	3	5	5	7	9	9
chill °C	8	7	2	1	2	0	-2	-1	-7	-9	-7	-5	0	2	0	2	5	5

Freezing level m	3800	3850	3650	3450	3500	3500	3300	3250	3150	2650	2700	3000	3400	3400	3550	3900	4050	4200

	6:58	—	—	6:58	—	—	7:00	—	—	7:01	—	—	7:01	—	—	7:01	—	—
	—	6:10	—	—	6:09	—	—	6:08	—	—	6:07	—	—	6:07	—	—	6:05	—

Ontario Peak Weather (Days 0-3):

The weather forecast for Ontario Peak is: Mild with moderate rain (total 16mm) on Wed night, Becoming colder with a light covering of snow, mostly falling on Wed night. Mild temperatures (max 8°C on Mon morning, min 1°C on Wed night). Winds increasing (calm on Mon morning, near gales from the SSE by Wed night).

Ontario Peak Weather (Days 3-6):

A light covering of new snow mostly falling on Thu morning. Freeze-thaw conditions (max 10°C on Sat afternoon, min -1°C on Thu morning). Winds decreasing (strong winds from the SSW on Thu morning, light winds from the NNW by Fri 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
Upland Cable Airport (California) 14 km S 440m alt. 2 hours ago	19°C	Clear	Wind obs. (6 kph from 10 degs) was rejected.	16 km
La Vern / rackett-Field Airport 19 km SSW 207m alt. 2 hours ago	16°C	Clear	Calm (0 kph at 0).	16 km
Ontario Airport 20 km S 715m alt. 2 hours ago	18°C	Clear	Calm (0 kph at 0).	16 km
Chino Airport 27 km S 218m alt. 2 hours ago	14°C	Clear	Calm (0 kph at 0).	16 km
Riverside Airport 35 km SSE 661m alt. 2 hours ago	16°C	Clear	Light winds from the ENE (6 kph at 70).	16 km
Corona Municipal Airport (California) 36 km S 163m alt. 2 hours ago	11°C	Clear	Calm (0 kph at 0).	16 km
San Bernardino Airport 39 km ESE 407m alt. 2 hours ago	15°C	Clear	Calm (0 kph at 0).	16 km
Mount Wilson Airport 41 km WSW 1311m alt. 2 hours ago		-	Calm (2 kph at 90).	0.0 km
Placentia wx 43 km S 70m alt. 2 hours ago	18°C	Dry	Calm (3 kph at 232).
Victorville Airport 45 km NNE 880m alt. 2 hours ago	12°C	Clear	Light winds from the SSE (11 kph at 150).	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.