– Lat/Long: 34.23° N 117.62° W

Ontario Peak
Weather Forecast, United States
Issued: 9 pm Mon 22 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Mon 22 Dec Local Time

Updates in:

hr min s

Update imminent

3 Ontario Peak Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Heavy rain (total 146mm), heaviest during Wed morning. Very mild (max 17°C on Mon night, min 7°C on Thu afternoon). Winds increasing (light winds from the S on Mon night, fresh winds from the S by Wed morning).										Days 5–7 Weather Summary Heavy rain (total 29mm), heaviest during Thu night. Mild temperatures (max 9°C on Thu night, min 4°C on Fri night). Winds decreasing (fresh winds from the SW on Thu night, calm by Sat morning).
		Tuesday 23			Wednesday 24			Thursday 25			Friday 26			Saturday 27			Sunday 28
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	cloudy	rain shwrs	heavy rain	heavy rain	heavy rain	rain shwrs	rain shwrs	light rain	heavy rain	light rain	rain shwrs	some clouds	clear	clear	clear	rain shwrs	clear	some clouds
km/h	S	SSE	S	SSE	S	SSW	SSW	S	SSW	SSW	SW	SW	SSW	NNW	NNE	NNE	NNE	NNE	NNE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	0.1	30	73	30	8	1.7	3	27	1	0.1	—	—	—	—	0.2	—	—
max °C	17	13	11	12	12	11	10	9	8	9	8	7	6	9	8	7	9	9	8
min °C	13	12	11	10	11	11	8	9	7	7	7	6	4	8	7	7	8	8	8
chill °C	12	10	9	8	8	8	5	6	3	3	4	4	4	8	5	5	6	5	5

Freezing level m	3650	2950	2950	3150	3250	3100	2500	2350	2300	2600	2250	2050	1900	2200	2250	2050	2100	2150	2500
Cloud base (m)	6350	850	4850	750	700	700	800	900	850	750	750	800	1500	850	2150		3150	2200

	—	6:52	—	—	6:54	—	—	6:54	—	—	6:54	—	—	6:54	—	—	6:54	—	—
	—	—	4:45	—	—	4:45	—	—	4:46	—	—	4:46	—	—	4:47	—	—	4:47	—

Ontario Peak Weather (Days 0-3):

The weather forecast for Ontario Peak is: Heavy rain (total 146mm), heaviest during Wed morning. Very mild (max 17°C on Mon night, min 7°C on Thu afternoon). Winds increasing (light winds from the S on Mon night, fresh winds from the S by Wed morning).

Ontario Peak Weather (Days 3-6):

Heavy rain (total 29mm), heaviest during Thu night. Mild temperatures (max 9°C on Thu night, min 4°C on Fri night). Winds decreasing (fresh winds from the SW on Thu night, calm by Sat morning).

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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Upland Cable Airport (California) 14 km S 440m alt. 2 hours ago	14° C	Clear	Calm (0 kph at 0).	16 km
Ontario Airport 20 km S 715m alt. 3 hours ago	13° C	Mist -.	Calm (0 kph at 0).	8 km Low: broken
Chino Airport 27 km S 218m alt. 2 hours ago	11° C	-	Calm (0 kph at 0).	0.0 km High: few
AJX - CSS 28 km E 519m alt. 2 hours ago	16° C	-	Wind obs. (15 kph from 15 degs) was rejected.
Crestline - CSS 29 km E 1615m alt. 1 hour ago	11° C	-	Calm (0 kph at 0).
Marshall Peak - CSS 30 km E 1211m alt. 1 hour ago	14° C	-	Moderate winds from the SSW (26 kph at 194).
Riverside Airport 35 km SSE 661m alt. 3 hours ago	13° C	Clear	Wind obs. (6 kph from 110 degs) was rejected.	14 km
Lake Arrowhead 39 km E 1619m alt. 46 minutes ago		-	Calm (0 kph at 277).
San Bernardino Airport 39 km ESE 407m alt. 2 hours ago	12° C	Clear	Calm (0 kph at 0).	16 km
Placentia wx 43 km S 70m alt. 1 hour ago	14° C	Dry	Calm (2 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.