– Lat/Long: 34.23° N 117.62° W

Ontario Peak
Weather Forecast, United States
Issued: 9 pm Thu 01 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Thu 01 Jan Local Time

Updates in:

hr min s

Update imminent

3 Ontario Peak Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A light covering of new snow mostly falling on Sat night. Freeze-thaw conditions (max 5°C on Fri morning, min -2°C on Sun morning). Winds increasing (moderate winds from the SW on Fri morning, near gales from the SW by Sat afternoon).										Days 5–7 Weather Summary A dusting of new snow. Temperatures will be below freezing (max -1°C on Sun night, min -3°C on Mon night). Winds decreasing (strong winds from the SW on Sun night, calm by Tue night).
		Friday 2			Saturday 3			Sunday 4			Monday 5			Tuesday 6			Wednesday 7
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	rain shwrs	clear	some clouds	some clouds	cloudy	cloudy	snow shwrs	snow shwrs	snow shwrs	snow shwrs	clear	clear	some clouds	cloudy	some clouds	clear	some clouds	some clouds	clear
km/h	WSW	SW	SW	SSW	SW	SW	SSW	SSW	SW	SW	SW	SW	SSW	S	S	WSW	W	WNW	WNW
See all weather maps
cm	—	—	—	—	—	—	4	1	1	1	—	—	—	—	—	—	—	—	—
mm	0.2	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	4	5	5	5	2	1	0	-1	-1	-1	-1	-2	-2	-3	-3	-2	-2	-2	-2
min °C	3	5	4	2	1	1	-1	-2	-1	-2	-1	-2	-3	-3	-3	-2	-3	-3	-3
chill °C	-3	1	-1	-4	-7	-7	-9	-10	-9	-10	-7	-9	-9	-8	-9	-5	-10	-10	-10

Freezing level m	3500	3650	3550	3450	2950	2950	2650	2400	2400	2300	2400	2300	2150	2200	2250	2300	2250	2200	2150
Cloud base (m)	850		1850	1750	850	800	750	800	2000	900	900	1650	950	950	2050	2350	1950	1550	900

	—	6:56	—	—	6:56	—	—	6:56	—	—	6:56	—	—	6:56	—	—	6:56	—	—
	—	—	4:52	—	—	4:52	—	—	4:53	—	—	4:54	—	—	4:55	—	—	4:55	—

Ontario Peak Weather (Days 0-3):

The weather forecast for Ontario Peak is: A light covering of new snow mostly falling on Sat night. Freeze-thaw conditions (max 5°C on Fri morning, min -2°C on Sun morning). Winds increasing (moderate winds from the SW on Fri morning, near gales from the SW by Sat afternoon).

Ontario Peak Weather (Days 3-6):

A dusting of new snow. Temperatures will be below freezing (max -1°C on Sun night, min -3°C on Mon night). Winds decreasing (strong winds from the SW on Sun night, calm by Tue 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 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	Dry and cloudy.	Light winds from the ENE (6 kph at 70).	16 km Low: broken Mid: overcast
Ontario Airport 20 km S 715m alt. 2 hours ago	12° C	Dry and cloudy.	Calm (0 kph at 0).	11 km Low: few Mid: broken High: overcast
Chino Airport 27 km S 218m alt. 2 hours ago		Fog -.	Calm (0 kph at 0).	0 km
AJX - CSS 28 km E 519m alt. 1 hour ago	11° C	-	Light winds from the E (6 kph at 81).
Crestline - CSS 29 km E 1615m alt. 1 hour ago	6° C	-	Calm (0 kph at 0).
Marshall Peak - CSS 30 km E 1211m alt. 1 hour ago	9° C	-	Moderate winds from the SE (24 kph at 133).
Riverside Airport 35 km SSE 661m alt. 2 hours ago	12° C	Dry and cloudy.	Calm (0 kph at 0).	13 km Low: overcast
Lake Arrowhead 39 km E 1619m alt. 2 hours ago		-	Calm (0 kph at 290).
San Bernardino Airport 39 km ESE 407m alt. 1 hour ago	7° C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
Mount Wilson Airport 41 km WSW 1311m alt. 2 hours ago		-	Wind obs. (17 kph from 240 degs) was rejected.	0.0 km

* 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.