– Lat/Long: 34.23° N 117.62° W

Ontario Peak
Weather Forecast, United States
Issued: 9 pm Mon 16 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Mon 16 Feb Local Time

Updates in:

hr min s

Update imminent

3 Ontario Peak Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Heavy rain (total 50mm), heaviest during Tue night. Later becoming colder with a dusting of snow on Thu morning. Mild temperatures (max 6°C on Tue night, min 1°C on Tue night). Winds decreasing (near gales from the SW on Tue night, light winds from the WSW by Wed afternoon).										Days 5–7 Weather Summary Some drizzle, heaviest during Thu night. Freeze-thaw conditions (max 14°C on Sun morning, min 0°C on Thu night). Wind will be generally light.
		Tuesday 17			Wednesday 18			Thursday 19			Friday 20			Saturday 21			Sunday 22
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	mod. rain	rain shwrs	rain shwrs	rain shwrs	rain shwrs	rain shwrs	some clouds	light snow	mod. rain	rain shwrs	clear	clear	clear	some clouds	cloudy	cloudy	clear	clear	clear
km/h	SW	SSW	SW	SW	WSW	WSW	S	SSW	SSW	WNW	NNE	SSE	NE	ENE	N	NE	E	SW	N
See all weather maps
cm	—	—	—	—	—	—	—	3	—	—	—	—	—	—	—	—	—	—	—
mm	8	1.3	1.6	34	0.1	0.1	—	—	6	1.7	—	—	—	—	—	—	—	—	—
max °C	4	5	5	6	3	4	2	2	3	3	6	7	6	9	10	10	14	14	12
min °C	4	5	4	1	2	3	1	2	3	0	4	5	4	8	9	9	12	12	12
chill °C	0	1	-2	-5	-1	1	-3	-2	-1	-2	4	5	4	8	9	9	12	12	12

Freezing level m	1600	1700	1650	1850	1250	1600	1150	1200	1450	1400	1600	2400	2300	2800	3000	3200	3100	3200	3500
Cloud base (m)	750	800	900	700	850	1800	900	750	700	700		2100	1650		6700	4850	4200

	—	6:33	—	—	6:31	—	—	6:30	—	—	6:28	—	—	6:28	—	—	6:26	—	—
	—	—	5:36	—	—	5:37	—	—	5:37	—	—	5:37	—	—	5:38	—	—	5:39	—

Ontario Peak Weather (Days 0-3):

The weather forecast for Ontario Peak is: Heavy rain (total 50mm), heaviest during Tue night. Later becoming colder with a dusting of snow on Thu morning. Mild temperatures (max 6°C on Tue night, min 1°C on Tue night). Winds decreasing (near gales from the SW on Tue night, light winds from the WSW by Wed afternoon).

Ontario Peak Weather (Days 3-6):

Some drizzle, heaviest during Thu night. Freeze-thaw conditions (max 14°C on Sun morning, min 0°C on Thu night). Wind will be generally light.

This table gives the weather forecast for Ontario Peak at the specific elevation of 1000 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. 1 hour ago	7° C	Light rain .	Light winds from the NW (11 kph at 320).	10 km Low: few Mid: overcast
Ontario Airport 20 km S 715m alt. 2 hours ago	9° C	Moderate rain .	Light winds from the NW (6 kph at 320).	10 km Mid: broken High: overcast
thunderstorm affecting Montclair 21 km S 276m alt. 2 hours ago		Thunderstorm
Chino Airport 27 km S 218m alt. 2 hours ago	9° C	Light rain .	Light winds from the NW (15 kph at 320).	14 km Low: few Mid: scattered High: overcast
AJX - CSS 28 km E 519m alt. 2 hours ago	7° C	-	Wind obs. (6 kph from 1 degs) was rejected.
Marshall Peak - CSS 30 km E 1211m alt. 2 hours ago	1° C	-	Wind obs. (35 kph from 265 degs) was rejected.
thunderstorm affecting Bradbury 33 km SW 245m alt. 3 hours ago		Thunderstorm
thunderstorm affecting Norco 35 km S 212m alt. 2 hours ago		Thunderstorm
Riverside Airport 35 km SSE 661m alt. 1 hour ago	8° C	Thunderstorm - in the vicinity.	Light winds from the N (6 kph at 1).	8 km High: few
Corona Municipal Airport (California) 36 km S 163m alt. 1 hour ago	9° C	Moderate rain .	Light winds from the N.(Wind varies from 006 to 015 degs) (9 kph at 350).	11 km Low: broken Mid: broken High: overcast

* 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.