– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 10 am Sun 27 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Sun 27 Sep Local Time

Updates in:

hr min s

Update imminent

3 Mount Islip Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Warm (max 25°C on Tue afternoon, min 17°C on Mon morning). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Warm (max 31°C on Fri afternoon, min 23°C on Wed morning). Wind will be generally light.
	Sunday 27			Monday 28			Tuesday 29			Wednesday 30			Thursday 1			Friday 2
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	some clouds	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)		3950	8450
km/h	S	SSW	S	SSW	W	NNW	N	WNW	WNW	W	W	NNE	E	N	ENE	ESE	E	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	24	24	20	20	21	18	22	25	23	25	26	25	27	30	28	29	31	29
min °C	22	23	18	17	20	18	20	24	23	23	26	24	25	29	27	27	30	26
chill °C	22	23	18	17	20	18	20	24	23	23	26	24	25	29	27	27	30	26

Freezing level m	4350	4350	4000	3750	3550	3600	3950	4350	4700	4850	4900	4950	4900	4950	5100	5100	5200	5100

	6:41	—	—	6:43	—	—	6:43	—	—	6:43	—	—	6:45	—	—	6:46	—	—
	—	6:40	—	—	6:39	—	—	6:37	—	—	6:37	—	—	6:35	—	—	6:34	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Mostly dry. Warm (max 25°C on Tue afternoon, min 17°C on Mon morning). Wind will be generally light.

Mount Islip Weather (Days 3-6):

Mostly dry. Warm (max 31°C on Fri afternoon, min 23°C on Wed morning). Wind will be generally light.

This table gives the weather forecast for Mount Islip at the specific elevation of 1000 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. (9 kph from 240 degs) was rejected.	0.0 km
La Vern / rackett-Field Airport 28 km SSE 207m alt. 3 hours ago	31°C	Clear	Light winds from the W (9 kph at 260).	16 km
Upland Cable Airport (California) 29 km SSE 440m alt. 2 hours ago	31°C	Clear	Light winds from the WSW (13 kph at 240).	16 km
EL Monte Airport 35 km S 361m alt. 3 hours ago	32°C	Clear	Light winds from the S (7 kph at 190).	16 km
Palmdale Airport 39 km WNW 714m alt. 2 hours ago	29°C	Clear	Strong winds from the SSW (41 kph at 210).	16 km
Ontario Airport 40 km SE 715m alt. 2 hours ago	32°C	Dry and partly cloudy.	Light winds from the SW (13 kph at 220).	16 km Low: scattered Mid: broken
Chino Airport 45 km SSE 218m alt. 2 hours ago	32°C	Dry and partly cloudy.	Light winds from the WSW (15 kph at 240).	16 km Low: scattered Mid: broken
Glendale 45 km SW 771m alt. 2 hours ago	32°C	-	Calm (0 kph at 224).
Placentia wx 50 km S 70m alt. 59 minutes ago	33°C	Dry	Wind obs. (6 kph from 294 degs) was rejected.
Victorville Airport 50 km ENE 880m alt. 2 hours ago	29°C	Clear	Light winds from the S.(Wind varies from 140 to 210 degs) (13 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.