– Lat/Long: 34.34° N 117.84° W

Mount Islip
Weather Forecast, United States
Issued: 9 am Tue 30 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Tue 30 Dec Local Time

Updates in:

hr min s

Update imminent

3 Mount Islip Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mild with heavy rain (total 78mm), heaviest during Thu morning. Becoming colder with a moderate fall of snow heaviest on Thu morning. Mild temperatures (max 7°C on Tue afternoon, min 1°C on Thu morning). Winds increasing (light winds from the SSE on Tue afternoon, strong winds from the S by Thu morning).									Days 4–6 Weather Summary A light covering of new snow mostly falling on Sun night. Freeze-thaw conditions (max 4°C on Fri morning, min -1°C on Sat night). Winds increasing (moderate winds from the SW on Fri morning, near gales from the SSW by Sun afternoon).
	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	mod. rain	heavy rain	heavy rain	heavy snow	snow shwrs	clear	some clouds	some clouds	some clouds	some clouds	some clouds	some clouds	snow shwrs	light snow	snow shwrs
km/h	SE	SSE	SE	SSE	S	SSW	S	SW	WSW	SW	SSW	SSW	WSW	SW	SW	SSW	SSW	SSW
See all weather maps
cm	—	—	—	—	—	—	12	1	—	—	—	—	—	—	—	1	1	5
mm	—	—	0.3	6	15	38	18	—	—	—	—	—	—	—	—	—	—	—
max °C	6	7	7	4	3	3	3	2	4	4	4	3	2	1	1	0	0	0
min °C	6	6	4	3	3	3	1	1	3	4	4	2	1	0	-1	0	0	-1
chill °C	3	5	-1	-3	-2	-3	-6	-5	-2	-1	-2	-4	-6	-6	-9	-8	-8	-9

Freezing level m	3500	3550	3450	3400	3300	3200	3050	2700	3350	3600	3450	3200	2900	2550	2550	2500	2550	2400
Cloud base (m)	2800	2750	2950	1850	900	850	850	850	900	950	950	900	950	900	1550	900	1600	900

	6:56	—	—	6:56	—	—	6:56	—	—	6:56	—	—	6:58	—	—	6:58	—	—
	—	4:50	—	—	4:51	—	—	4:52	—	—	4:52	—	—	4:53	—	—	4:53	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Mild with heavy rain (total 78mm), heaviest during Thu morning. Becoming colder with a moderate fall of snow heaviest on Thu morning. Mild temperatures (max 7°C on Tue afternoon, min 1°C on Thu morning). Winds increasing (light winds from the SSE on Tue afternoon, strong winds from the S by Thu morning).

Mount Islip Weather (Days 3-6):

A light covering of new snow mostly falling on Sun night. Freeze-thaw conditions (max 4°C on Fri morning, min -1°C on Sat night). Winds increasing (moderate winds from the SW on Fri morning, near gales from the SSW by Sun afternoon).

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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Mount Wilson Airport 25 km SSW 1311m alt. 1 hour ago		-	Wind obs. (7 kph from 60 degs) was rejected.	0.0 km
La Vern / rackett-Field Airport 28 km SSE 207m alt. 2 hours ago	19° C	Dry and cloudy.	Light winds from the E (13 kph at 100).	16 km Low: overcast
Upland Cable Airport (California) 29 km SSE 440m alt. 1 hour ago	19° C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: scattered
EL Monte Airport 35 km S 361m alt. 2 hours ago	21° C	-	Light winds from the ENE (13 kph at 60).	16 km Low: few
Palmdale Airport 39 km WNW 714m alt. 2 hours ago	12° C	Dry and partly cloudy.	Light winds from the NNE (7 kph at 20).	16 km Low: few Mid: scattered
Ontario Airport 40 km SE 715m alt. 2 hours ago	18° C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: few Mid: overcast
Chino Airport 45 km SSE 218m alt. 2 hours ago		Dry and cloudy.	Light winds from the E (9 kph at 90).	16 km Low: overcast
Kagel Launch 50 km WSW 1072m alt. 2 hours ago	12° C	-	Wind obs. (85 kph from 54 degs) was rejected.
Placentia wx 50 km S 70m alt. 2 hours ago	21° C	Dry	Light winds from the ENE (8 kph at 73).
AJX - CSS 50 km ESE 519m alt. 2 hours ago	19° C	-	Near gales from the N (56 kph at 2).

* 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.