– Lat/Long: 34.23° N 117.62° W

Ontario Peak
Weather Forecast, United States
Issued: 10 pm Thu 16 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Thu 16 Apr Local Time

Updates in:

hr min s

Update imminent

3 Ontario Peak Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Very mild (max 12°C on Sat afternoon, min 5°C on Fri morning). Wind will be generally light.										Days 5–7 Weather Summary Light rain (total 2mm), mostly falling on Tue night. Very mild (max 11°C on Mon afternoon, min 2°C on Wed afternoon). Winds increasing (light winds from the SSW on Mon morning, strong winds from the SW by Tue afternoon).
		Friday 17			Saturday 18			Sunday 19			Monday 20			Tuesday 21			Wednesday 22
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	some clouds	clear	some clouds	clear	clear	clear	clear	clear	clear	rain shwrs	rain shwrs	rain shwrs	snow shwrs
km/h	NNW	NNE	N	NNE	E	SSW	S	S	SSW	SSW	SSW	SSW	SSW	SSW	SW	SW	SW	WSW	WNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	2	0.1	0.3	—
max °C	7	6	9	9	11	12	11	10	12	10	10	11	9	7	8	4	3	3	1
min °C	6	5	8	9	9	12	10	10	11	8	8	11	7	6	6	3	3	2	0
chill °C	4	1	6	8	7	11	9	8	9	5	6	9	4	2	1	-2	-2	-4	-6

Freezing level m	3500	3350	3250	3600	3650	3500	3600	3500	3500	3650	3650	3650	3650	3300	2950	3050	2650	2350	2000
Cloud base (m)					8550			6650	7000	8450		9550	8050			800	900	1800	800

	—	6:16	—	—	6:16	—	—	6:13	—	—	6:13	—	—	6:11	—	—	6:11	—	—
	—	—	7:22	—	—	7:23	—	—	7:23	—	—	7:24	—	—	7:25	—	—	7:27	—

Ontario Peak Weather (Days 0-3):

The weather forecast for Ontario Peak is: Mostly dry. Very mild (max 12°C on Sat afternoon, min 5°C on Fri morning). Wind will be generally light.

Ontario Peak Weather (Days 3-6):

Light rain (total 2mm), mostly falling on Tue night. Very mild (max 11°C on Mon afternoon, min 2°C on Wed afternoon). Winds increasing (light winds from the SSW on Mon morning, strong winds from the SW by Tue afternoon).

This table gives the weather forecast for Ontario Peak at the specific elevation of 2000 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	13° C	-	Light winds from the W (6 kph at 260).	16 km
Ontario Airport 20 km S 715m alt. 2 hours ago	14° C	Clear	Light winds from the W (6 kph at 280).	16 km
Chino Airport 27 km S 218m alt. 2 hours ago	13° C	Clear	Light winds from the W (11 kph at 260).	16 km
Crestline - CSS 29 km E 1615m alt. 1 hour ago	7° C	-	Calm (0 kph at 0).
Marshall Peak - CSS 30 km E 1211m alt. 1 hour ago	10° C	-	Light winds from the NNE (9 kph at 25).
Riverside Airport 35 km SSE 661m alt. 1 hour ago	13° C	Clear	Light winds from the N (6 kph at 10).	16 km
Corona Municipal Airport (California) 36 km S 163m alt. 2 hours ago	14° C	Clear	Light winds from the SSW (6 kph at 210).	16 km
San Bernardino Airport 39 km ESE 407m alt. 2 hours ago	14° C	Clear	Calm (0 kph at 0).	16 km
Mount Wilson Airport 41 km WSW 1311m alt. 2 hours ago		-	Wind obs. (7 kph from 20 degs) was rejected.	0.0 km
Placentia wx 43 km S 70m alt. 59 minutes ago	17° C	Dry	Calm (0 kph at 264).

* 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.