– Lat/Long: 34.23° N 117.62° W

Ontario Peak
Weather Forecast, United States
Issued: 9 pm Wed 11 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Wed 11 Feb Local Time

Updates in:

hr min s

Update imminent

3 Ontario Peak Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Freeze-thaw conditions (max 4°C on Sat afternoon, min -1°C on Wed night). Wind will be generally light.										Days 5–7 Weather Summary A heavy fall of snow, heaviest during Mon morning. Freeze-thaw conditions (max 3°C on Sat night, min -6°C on Mon afternoon). Winds increasing (fresh winds from the SSW on Sat night, gales from the SSW by Mon morning).
		Thursday 12			Friday 13			Saturday 14			Sunday 15			Monday 16			Tuesday 17
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	clear	some clouds	some clouds	clear	clear	clear	some clouds	clear	some clouds	some clouds	clear	clear	heavy snow	heavy snow	heavy snow	light snow	mod. snow	snow shwrs
km/h	WSW	WSW	WSW	W	NNE	N	NNE	SW	SSW	SSW	SSW	S	SSW	SSW	SSW	SSW	SW	SW	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	16	14	17	3	7	19
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	0	0	0	-1	-1	1	3	3	4	3	1	0	-1	-2	-4	-5	-5	-5	-5
min °C	-1	0	-1	-1	-1	0	1	3	3	1	0	0	-2	-3	-6	-6	-5	-5	-9
chill °C	-7	-4	-3	-1	-5	-4	-3	0	-2	-6	-8	-8	-10	-13	-16	-17	-15	-14	-20

Freezing level m	2450	2600	2600	2550	2550	2600	3050	3200	3350	3150	2800	2650	2300	2150	1900	1850	1900	1900	1650
Cloud base (m)	800	5000	2400	6450				7250	7700	7100	6100	6800	800	1550	700	750	750	750	700

	—	6:37	—	—	6:37	—	—	6:35	—	—	6:35	—	—	6:33	—	—	6:33	—	—
	—	—	5:30	—	—	5:31	—	—	5:32	—	—	5:34	—	—	5:35	—	—	5:36	—

Ontario Peak Weather (Days 0-3):

The weather forecast for Ontario Peak is: Mostly dry. Freeze-thaw conditions (max 4°C on Sat afternoon, min -1°C on Wed night). Wind will be generally light.

Ontario Peak Weather (Days 3-6):

A heavy fall of snow, heaviest during Mon morning. Freeze-thaw conditions (max 3°C on Sat night, min -6°C on Mon afternoon). Winds increasing (fresh winds from the SSW on Sat night, gales from the SSW by Mon 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	11° C	Clear	Wind obs. (7 kph from 10 degs) was rejected.	16 km
Ontario Airport 20 km S 715m alt. 2 hours ago	10° C	-	Calm (0 kph at 0).	16 km Low: few Mid: few
Chino Airport 27 km S 218m alt. 2 hours ago	10° C	Clear	Calm (0 kph at 0).	16 km
AJX - CSS 28 km E 519m alt. 2 hours ago	9° C	-	Light winds from the S (6 kph at 191).
Marshall Peak - CSS 30 km E 1211m alt. 1 hour ago	6° C	-	Calm (2 kph at 222).
Riverside Airport 35 km SSE 661m alt. 2 hours ago	10° 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	7° C	Clear	Calm (0 kph at 0).	16 km
San Bernardino Airport 39 km ESE 407m alt. 2 hours ago	9° C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: broken Mid: overcast
Mount Wilson Airport 41 km WSW 1311m alt. 2 hours ago		-	Wind obs. (6 kph from 200 degs) was rejected.	0.0 km
Placentia wx 43 km S 70m alt. 1 hour ago	13° C	Dry	Calm (0 kph at 275).

* 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.