– Lat/Long: 34.23° N 117.62° W

Ontario Peak
Weather Forecast, United States
Issued: 3 am Tue 30 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Tue 30 Dec Local Time

Updates in:

hr min s

Update imminent

3 Ontario Peak Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Moderate rain (total 14mm) on Wed night. Becoming colder with heavy fall of snow, heaviest during Thu morning. Mild temperatures (max 7°C on Tue night, min 1°C on Wed night). Winds increasing (light winds from the SSE on Tue afternoon, strong winds from the S by Wed night).									Days 4–6 Weather Summary Drizzle at first, then turning colder with dusting of snow on Sat night. Freeze-thaw conditions (max 4°C on Fri morning, min -2°C on Sat night). Mainly strong winds.
	Tuesday 30			Wednesday 31			Thursday 1			Friday 2			Saturday 3			Sunday 4
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	light rain	light rain	light rain	light snow	heavy snow	some clouds	rain shwrs	rain shwrs	rain shwrs	rain shwrs	clear	some clouds	snow shwrs	some clouds	cloudy	some clouds
km/h	SE	SSE	SSE	SSE	S	SSW	SSW	SW	WSW	SW	SSW	SW	WSW	SW	SSW	SW	SW	SW
See all weather maps
cm	—	—	—	—	—	4	16	—	—	—	—	—	—	—	1	—	—	—
mm	—	—	0.4	3	4	7	—	—	0.1	0.2	0.3	0.5	—	—	—	—	—	—
max °C	6	6	7	4	3	3	1	2	4	4	3	2	1	-1	-1	-1	-1	0
min °C	5	6	4	3	3	1	1	1	3	3	3	2	1	-1	-2	-2	-1	-1
chill °C	1	4	-2	-2	-2	-6	-6	-5	-2	-3	-3	-5	-5	-8	-10	-8	-7	-8

Freezing level m	3500	3550	3500	3450	3350	3200	2800	2750	3450	3550	3300	3250	3000	2500	2350	2400	2450	2550
Cloud base (m)	3050	2850	2650	1950	950	750	750	750	800	800	900	1550	850	1500	750	900	900	1550

	6:56	—	—	6:56	—	—	6:56	—	—	6:56	—	—	6:56	—	—	6:56	—	—
	—	4:50	—	—	4:51	—	—	4:52	—	—	4:52	—	—	4:52	—	—	4:53	—

Ontario Peak Weather (Days 0-3):

The weather forecast for Ontario Peak is: Moderate rain (total 14mm) on Wed night. Becoming colder with heavy fall of snow, heaviest during Thu morning. Mild temperatures (max 7°C on Tue night, min 1°C on Wed night). Winds increasing (light winds from the SSE on Tue afternoon, strong winds from the S by Wed night).

Ontario Peak Weather (Days 3-6):

Drizzle at first, then turning colder with dusting of snow on Sat night. Freeze-thaw conditions (max 4°C on Fri morning, min -2°C on Sat night). Mainly strong winds.

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 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	12° C	Clear	Light winds from the NE (6 kph at 40).	16 km
Ontario Airport 20 km S 715m alt. 2 hours ago	11° C	Dry and partly cloudy.	Light winds from the N (7 kph at 0).	16 km Low: few Mid: broken
AJX - CSS 28 km E 519m alt. 1 hour ago	15° C	-	Severe gales from the N (78 kph at 5).
Crestline - CSS 29 km E 1615m alt. 1 hour ago	2° C	-	Calm (0 kph at 0).
Marshall Peak - CSS 30 km E 1211m alt. 1 hour ago	10° C	-	Stormy winds from the NE (94 kph at 54).
Riverside Airport 35 km SSE 661m alt. 2 hours ago	17° C	Dry and partly cloudy.	Light winds from the ENE (19 kph at 70).	16 km Low: broken
Lake Arrowhead 39 km E 1619m alt. 1 hour ago	-3° C	-	Calm (0 kph at 88).
San Bernardino Airport 39 km ESE 407m alt. 2 hours ago	8° C	Dry and partly cloudy.	Light winds from the ENE (9 kph at 70).	16 km Low: scattered
Mount Wilson Airport 41 km WSW 1311m alt. 2 hours ago		-	Light winds from the NE (11 kph at 40).	0.0 km
Placentia wx 43 km S 70m alt. 56 minutes ago	13° C	Dry	Wind obs. (13 kph from 90 degs) was rejected.

* 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.