– Lat/Long: 34.23° N 117.62° W

Ontario Peak Weather Forecast

San Gabriel Mountains · United States

Issued: 10 am Tue 20 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Tue 20 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 14mm) heaviest on Wed night, then becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 6°C on Tue morning, min -1°C on Thu afternoon). Winds decreasing (near gales from the S on Wed night, light winds from the WNW by Thu night).									Days 4–6 Weather Summary Mostly dry. Very mild (max 10°C on Sun night, min 2°C on Fri morning). Wind will be generally light.
	Tuesday 20			Wednesday 21			Thursday 22			Friday 23			Saturday 24			Sunday 25
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	rain shwrs	snow shwrs	clear	snow shwrs	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)					2550	900	850	2050	900	1600	2350
km/h	SSE	SSE	SSE	SSE	S	S	SSW	SW	W	N	NNE	NE	NE	NNE	NE	NNE	NNE	NE
See all weather maps
cm	—	—	—	—	—	2	—	1	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	0.2	14	—	—	—	—	—	—	—	—	—	—	—	—
max °C	6	6	6	5	4	4	0	0	2	3	3	4	5	6	6	7	7	10
min °C	6	6	5	5	4	1	0	-1	1	2	3	4	4	5	6	6	7	8
chill °C	2	1	-1	0	-2	-6	-7	-8	-4	0	0	0	0	2	3	3	4	4

Freezing level m	3550	3500	3550	3300	3300	2900	2600	2600	3050	3200	3050	3250	3400	3400	3500	3700	3700	4100

	6:58	—	—	7:00	—	—	7:01	—	—	7:01	—	—	7:01	—	—	7:03	—	—
	—	6:09	—	—	6:08	—	—	6:07	—	—	6:07	—	—	6:05	—	—	6:04	—

Ontario Peak Weather (Days 0-3):

The weather forecast for Ontario Peak is: Moderate rain (total 14mm) heaviest on Wed night, then becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 6°C on Tue morning, min -1°C on Thu afternoon). Winds decreasing (near gales from the S on Wed night, light winds from the WNW by Thu night).

Ontario Peak Weather (Days 3-6):

Mostly dry. Very mild (max 10°C on Sun night, min 2°C on Fri morning). Wind will be generally light.

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	28°C	Clear	Light winds from the SW (11 kph at 220).	16 km
La Vern / rackett-Field Airport 19 km SSW 207m alt. 3 hours ago	27°C	Clear	Light winds from the W (11 kph at 280).	16 km
Ontario Airport 20 km S 715m alt. 2 hours ago	28°C	-	Light winds from the WSW (11 kph at 240).	16 km Low: few Mid: few
Chino Airport 27 km S 218m alt. 2 hours ago	31°C	Dry and partly cloudy.	Light winds from the W (13 kph at 270).	16 km Low: scattered
Riverside Airport 35 km SSE 661m alt. 2 hours ago	29°C	Clear	Light winds from the W (17 kph at 280).	16 km
San Bernardino Airport 39 km ESE 407m alt. 2 hours ago	29°C	Dry and partly cloudy.	Light winds from the WSW (9 kph at 250).	16 km Low: broken
EL Monte Airport 40 km SW 361m alt. 2 hours ago	30°C	Clear	Light winds from the S (9 kph at 170).	16 km
Mount Wilson Airport 41 km WSW 1311m alt. 2 hours ago		-	Wind obs. (13 kph from 230 degs) was rejected.	0.0 km
Anaheim 43 km S 203.6m alt. 3 hours ago		-	Calm (0 kph at 8).
Placentia wx 43 km S 70m alt. 52 minutes ago	31°C	Dry	Calm (2 kph at 205).

* 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.