– Lat/Long: 34.23° N 117.62° W

Ontario Peak
Weather Forecast, United States
Issued: 9 pm Wed 21 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Wed 21 Jan Local Time

Updates in:

hr min s

Update imminent

3 Ontario Peak Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 5°C on Wed night, min -1°C on Fri night). Wind will be generally light.										Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 4°C on Tue afternoon, min -1°C on Sat night). Wind will be generally light.
		Thursday 22			Friday 23			Saturday 24			Sunday 25			Monday 26			Tuesday 27
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	light snow	some clouds	some clouds	some clouds	clear	clear	some clouds	some clouds	clear	cloudy	cloudy	some clouds	clear	clear	clear	clear	clear	clear
km/h	SSW	SSE	SW	SSW	SW	W	WNW	NNW	N	NNE	NE	SE	SSW	WNW	W	W	NW	NNW	W
See all weather maps
cm	—	1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	5	1	1	0	1	1	-1	-1	-1	-1	0	0	0	1	1	2	3	4	4
min °C	2	1	1	0	0	0	-1	-1	-1	-1	-1	0	0	0	1	2	2	3	4
chill °C	-2	-4	-3	-5	-4	-3	-4	-4	-5	-6	-6	-2	-4	-4	-2	-1	-1	0	4

Freezing level m	3300	2800	2800	2700	2850	2750	2450	2500	2450	2500	2550	2700	2650	2650	2800	3050	3150	3300	3450
Cloud base (m)	4300	2950	2100	2600	1650	1550	800	2600	2300		7000	6700	5050	8100	9250

	—	6:52	—	—	6:52	—	—	6:52	—	—	6:52	—	—	6:50	—	—	6:50	—	—
	—	—	5:09	—	—	5:10	—	—	5:12	—	—	5:13	—	—	5:14	—	—	5:15	—

Ontario Peak Weather (Days 0-3):

The weather forecast for Ontario Peak is: A dusting of new snow. Freeze-thaw conditions (max 5°C on Wed night, min -1°C on Fri night). Wind will be generally light.

Ontario Peak Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 4°C on Tue afternoon, min -1°C on Sat night). 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	12° C	Mist -.	Light winds from the WSW (7 kph at 250).	3 km Low: scattered Mid: broken
Ontario Airport 20 km S 715m alt. 2 hours ago	13° C	Haze -.	Wind obs. (13 kph from 270 degs) was rejected.	6 km Low: broken Mid: overcast
Chino Airport 27 km S 218m alt. 2 hours ago	12° C	-	Light winds from the W (7 kph at 280).	0.0 km
AJX - CSS 28 km E 519m alt. 2 hours ago	12° C	-	Calm (2 kph at 159).
Crestline - CSS 29 km E 1615m alt. 1 hour ago	9° C	-	Calm (0 kph at 0).
Marshall Peak - CSS 30 km E 1211m alt. 1 hour ago	12° C	-	Calm (0 kph at 327).
Riverside Airport 35 km SSE 661m alt. 2 hours ago	12° C	Haze -.	Light winds from the W (9 kph at 280).	10 km
Corona Municipal Airport (California) 36 km S 163m alt. 2 hours ago	14° C	Mist -.	Light winds from the WNW (11 kph at 300).	8 km
San Bernardino Airport 39 km ESE 407m alt. 2 hours ago	12° C	Clear	Wind obs. (9 kph from 260 degs) was rejected.	16 km
Mount Wilson Airport 41 km WSW 1311m alt. 2 hours ago		-	Calm (2 kph at 60).	0.0 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.