– Lat/Long: 34.34° N 117.84° W

Mount Islip
Weather Forecast, United States
Issued: 9 pm Sun 15 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Sun 15 Feb Local Time

Updates in:

hr min s

Update imminent

3 Mount Islip Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A heavy fall of snow, heaviest during Mon afternoon. Temperatures will be below freezing (max 0°C on Sun night, min -9°C on Tue night). Mainly extremely windy.										Days 5–7 Weather Summary A heavy fall of snow, heaviest during Thu afternoon. Freeze-thaw conditions (max 3°C on Sat morning, min -8°C on Thu night). Winds decreasing (near gales from the NNW on Thu night, calm by Sat morning).
		Monday 16			Tuesday 17			Wednesday 18			Thursday 19			Friday 20			Saturday 21
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	mod. snow	heavy snow	snow shwrs	some clouds	light snow	snow shwrs	some clouds	clear	some clouds	mod. snow	heavy snow	clear	clear	clear	clear	some clouds	cloudy	some clouds
km/h	SSW	S	SW	SW	WSW	SW	SW	W	W	W	SW	SW	WNW	N	WNW	WNW	W	SSW	SSW
See all weather maps
cm	—	7	15	3	—	2	29	—	—	—	7	21	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	0	-1	-5	-5	-4	-5	-4	-7	-4	-4	-6	-6	-5	-1	0	1	3	3	3
min °C	-2	-1	-5	-6	-5	-6	-9	-9	-5	-6	-6	-7	-8	-3	-1	0	2	3	1
chill °C	-10	-10	-16	-17	-15	-17	-20	-19	-14	-14	-16	-15	-17	-10	-6	-5	1	1	-4

Freezing level m	2550	2150	1700	1650	1800	1750	1850	1350	1700	1250	1300	1350	1250	1400	2300	2800	3200	3350	3250
Cloud base (m)	1450	850	850	900	900	1450	800	1450	1950	900	900	850	850		7650				5250

	—	6:35	—	—	6:33	—	—	6:33	—	—	6:31	—	—	6:30	—	—	6:28	—	—
	—	—	5:36	—	—	5:36	—	—	5:37	—	—	5:37	—	—	5:38	—	—	5:39	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: A heavy fall of snow, heaviest during Mon afternoon. Temperatures will be below freezing (max 0°C on Sun night, min -9°C on Tue night). Mainly extremely windy.

Mount Islip Weather (Days 3-6):

A heavy fall of snow, heaviest during Thu afternoon. Freeze-thaw conditions (max 3°C on Sat morning, min -8°C on Thu night). Winds decreasing (near gales from the NNW on Thu night, calm by Sat morning).

This table gives the weather forecast for Mount Islip at the specific elevation of 2514 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount Islip. 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
Mount Wilson Airport 25 km SSW 1311m alt. 1 hour ago		-	Light winds from the SSE (11 kph at 150).	0.0 km
Upland Cable Airport (California) 29 km SSE 440m alt. 1 hour ago	10° C	-	Light winds from the NNW (7 kph at 330).	16 km
Palmdale Airport 39 km WNW 714m alt. 2 hours ago	8° C	-	Light winds from the S (6 kph at 190).	16 km Low: few
Ontario Airport 40 km SE 715m alt. 2 hours ago	11° C	Dry and partly cloudy.	Light winds from the WNW (9 kph at 300).	16 km Low: broken Mid: broken
Chino Airport 45 km SSE 218m alt. 2 hours ago	10° C	Clear	Calm (0 kph at 0).	16 km
Glendale 45 km SW 771m alt. 1 hour ago	12° C	-	Calm (0 kph at 129).
Kagel Launch 50 km WSW 1072m alt. 49 minutes ago	5° C	-	Wind obs. (33 kph from 243 degs) was rejected.
Placentia wx 50 km S 70m alt. 47 minutes ago	11° C	Dry	Calm (2 kph at 202).
AJX - CSS 50 km ESE 519m alt. 2 hours ago	10° C	-	Calm (4 kph at 98).
Victorville Airport 50 km ENE 880m alt. 1 hour ago	8° C	Clear	Moderate winds from the S (20 kph at 180).	16 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.