– Lat/Long: 34.34° N 117.84° W

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

Issued: 9 am Sun 15 Feb Local Time

Updates in:

hr min s

Update imminent

3 Mount Islip Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A heavy fall of snow, heaviest during Mon afternoon. Freeze-thaw conditions (max 4°C on Sun morning, min -5°C on Tue night). Winds increasing (moderate winds from the S on Sun morning, severe gales from the SW by Tue night).									Days 4–6 Weather Summary A moderate fall of snow, heaviest on Thu morning. Freeze-thaw conditions (max 2°C on Fri night, min -5°C on Wed night). Mainly fresh winds.
	Sunday 15			Monday 16			Tuesday 17			Wednesday 18			Thursday 19			Friday 20
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	some clouds	some clouds	mod. snow	heavy snow	snow shwrs	some clouds	some clouds	snow shwrs	some clouds	some clouds	some clouds	mod. snow	snow shwrs	clear	clear	clear	clear
km/h	S	S	SSW	S	SW	SW	SW	SW	SW	W	WSW	WSW	SSW	NW	NW	NW	W	W
See all weather maps
cm	—	—	—	7	12	3	—	—	22	—	—	—	6	4	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	4	4	2	0	-2	-2	-1	-2	-1	-2	-2	-3	-3	-3	-1	1	1	2
min °C	3	2	1	0	-2	-3	-1	-3	-5	-4	-2	-5	-4	-3	-2	-1	1	1
chill °C	-2	-3	-4	-8	-11	-11	-8	-12	-13	-11	-8	-11	-9	-6	-9	-5	-3	-3

Freezing level m	2950	2750	2550	2100	1650	1550	1750	1750	1800	1300	1750	1300	1350	1300	1300	1600	2300	2200
Cloud base (m)	6450	6450	900	1650	850	850	900	1500	850	1650	1900	900	1400	850	900	900

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

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: A heavy fall of snow, heaviest during Mon afternoon. Freeze-thaw conditions (max 4°C on Sun morning, min -5°C on Tue night). Winds increasing (moderate winds from the S on Sun morning, severe gales from the SW by Tue night).

Mount Islip Weather (Days 3-6):

A moderate fall of snow, heaviest on Thu morning. Freeze-thaw conditions (max 2°C on Fri night, min -5°C on Wed night). Mainly fresh winds.

This table gives the weather forecast for Mount Islip at the specific elevation of 2000 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. 2 hours ago		-	Wind obs. (13 kph from 210 degs) was rejected.	0.0 km
La Vern / rackett-Field Airport 28 km SSE 207m alt. 3 hours ago	16° C	Dry and partly cloudy.	Light winds from the N (6 kph at 1).	13 km Low: broken
Upland Cable Airport (California) 29 km SSE 440m alt. 2 hours ago	16° C	Clear	Light winds from the WSW (13 kph at 240).	16 km
EL Monte Airport 35 km S 361m alt. 3 hours ago	18° C	Dry and partly cloudy.	Light winds from the SSE (7 kph at 160).	16 km Low: scattered
Palmdale Airport 39 km WNW 714m alt. 3 hours ago	13° C	Clear	Light winds from the E (6 kph at 80).	16 km
Ontario Airport 40 km SE 715m alt. 3 hours ago	16° C	Dry and partly cloudy.	Light winds from the W (9 kph at 260).	16 km Low: few Mid: scattered High: broken
Chino Airport 45 km SSE 218m alt. 3 hours ago	16° C	Dry and partly cloudy.	Light winds from the W (13 kph at 260).	16 km Low: scattered Mid: broken
Glendale 45 km SW 771m alt. 1 hour ago	17° C	-	Calm (0 kph at 82).
Kagel Launch 50 km WSW 1072m alt. 1 hour ago	9° C	-	Wind obs. (39 kph from 243 degs) was rejected.
Placentia wx 50 km S 70m alt. 1 hour ago	24° C	Dry	Calm (2 kph at 202).

* 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.