– Lat/Long: 34.23° N 117.62° W

Ontario Peak
Weather Forecast, United States
Issued: 9 pm Tue 17 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Tue 17 Feb Local Time

Updates in:

hr min s

Update imminent

3 Ontario Peak Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -1°C on Fri morning, min -9°C on Wed morning). Winds decreasing (stormy winds from the SW on Tue night, light winds from the W by Fri afternoon).										Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 5°C on Mon morning, min -2°C on Fri night). Winds increasing (light winds from the SW on Fri night, fresh winds from the SSW by Sat night).
		Wednesday 18			Thursday 19			Friday 20			Saturday 21			Sunday 22			Monday 23
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	snow shwrs	some clouds	some clouds	some clouds	mod. snow	light snow	some clouds	some clouds	clear	clear	some clouds	cloudy	clear	clear	clear	clear	clear	some clouds	some clouds
km/h	SW	W	W	W	WSW	W	WNW	WNW	W	WSW	SSW	SSW	SSW	SW	WSW	WSW	WSW	WSW	W
See all weather maps
cm	23	—	—	—	8	4	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-5	-7	-4	-5	-5	-5	-2	-1	-2	-1	0	0	1	3	4	4	5	4	3
min °C	-8	-9	-6	-6	-7	-6	-5	-2	-2	-2	0	0	0	3	4	4	5	3	2
chill °C	-19	-18	-14	-16	-18	-17	-15	-8	-8	-7	-5	-6	-7	-2	-1	-1	0	-3	-4

Freezing level m	1850	1250	1650	1250	1250	1500	1200	1350	2200	1850	2700	2700	2850	3200	3350	3550	3700	3450	3300
Cloud base (m)	700	800	1750	800	750	700	800	800	1600	1500	8800	5850					7050	6150	1000

	—	6:31	—	—	6:30	—	—	6:28	—	—	6:28	—	—	6:26	—	—	6:26	—	—
	—	—	5:37	—	—	5:37	—	—	5:37	—	—	5:38	—	—	5:39	—	—	5:40	—

Ontario Peak Weather (Days 0-3):

The weather forecast for Ontario Peak is: A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -1°C on Fri morning, min -9°C on Wed morning). Winds decreasing (stormy winds from the SW on Tue night, light winds from the W by Fri afternoon).

Ontario Peak Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 5°C on Mon morning, min -2°C on Fri night). Winds increasing (light winds from the SW on Fri night, fresh winds from the SSW by Sat night).

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	10° C	Mist -.	Moderate winds from the SW (28 kph at 220).	5 km Low: overcast
Ontario Airport 20 km S 715m alt. 3 hours ago	11° C	Moderate rain .	Fresh winds from the SSW (31 kph at 210).	5 km Mid: scattered High: broken
Chino Airport 27 km S 218m alt. 2 hours ago	11° C	Dry and cloudy.	Fresh winds from the SW (33 kph at 220).	16 km Low: broken Mid: broken High: overcast
AJX - CSS 28 km E 519m alt. 2 hours ago	7° C	-	Moderate winds from the SSE (22 kph at 161).
Riverside Airport 35 km SSE 661m alt. 3 hours ago	11° C	Light rain .	Fresh winds from the SW (30 kph at 230).	14 km Low: few Mid: broken High: overcast
Corona Municipal Airport (California) 36 km S 163m alt. 3 hours ago	12° C	Light rain .	Fresh winds from the SW.(Wind varies from 011 to 027 degs) (31 kph at 230).	13 km Low: broken Mid: broken High: overcast
San Bernardino Airport 39 km ESE 407m alt. 2 hours ago	10° C	Light rain .	Light winds from the S (13 kph at 190).	16 km Low: broken Mid: overcast
thunderstorm affecting Brea 41 km S 183m alt. 2 hours ago		Thunderstorm
Mount Wilson Airport 41 km WSW 1311m alt. 2 hours ago		-	Fresh winds from the SW (31 kph at 230).	0.0 km
Placentia wx 43 km S 70m alt. 1 hour ago	6° C	Dry	Calm (0 kph at 0).

* 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.