– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 4 am Wed 30 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 am Wed 30 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 30°C on Fri afternoon, min 23°C on Wed morning). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Warm (max 30°C on Sat afternoon, min 26°C on Sat night). Wind will be generally light.
	Wednesday 30			Thursday 1			Friday 2			Saturday 3			Sunday 4			Monday 5
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	some clouds	clear
Cloud base (m)																	4000
km/h	N	WSW	W	SSW	W	NNW	E	NNW	SW	ESE	E	NE	SSE	WSW	SSW	W	WSW	WNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	26	27	24	27	29	27	29	30	29	29	30	27	28	30	27	28	29	27
min °C	23	27	24	25	29	26	27	30	27	27	30	26	26	29	26	26	28	26
chill °C	23	27	24	25	29	26	27	30	27	27	30	26	26	29	26	26	28	26

Freezing level m	4750	4850	5000	4900	4900	4950	5000	5000	4900	4750	4900	4800	4600	4750	4750	4750	4850	4700

	6:43	—	—	6:45	—	—	6:46	—	—	6:47	—	—	6:47	—	—	6:48	—	—
	—	6:37	—	—	6:35	—	—	6:34	—	—	6:32	—	—	6:30	—	—	6:30	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Mostly dry. Warm (max 30°C on Fri afternoon, min 23°C on Wed morning). Wind will be generally light.

Mount Islip Weather (Days 3-6):

Mostly dry. Warm (max 30°C on Sat afternoon, min 26°C on Sat night). 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		-	Calm (2 kph at 50).	0.0 km
La Vern / rackett-Field Airport 28 km SSE 207m alt. 3 hours ago	18°C	Clear	Light winds from the W (7 kph at 270).	16 km
Upland Cable Airport (California) 29 km SSE 440m alt. 2 hours ago	20°C	Clear	Light winds from the W (17 kph at 270).	16 km
EL Monte Airport 35 km S 361m alt. 3 hours ago	19°C	Dry and partly cloudy.	Light winds from the N (6 kph at 10).	16 km Low: broken
Palmdale Airport 39 km WNW 714m alt. 3 hours ago	17°C	Clear	Calm (0 kph at 0).	16 km
Ontario Airport 40 km SE 715m alt. 3 hours ago	19°C	Clear	Light winds from the SW (6 kph at 220).	16 km
Whittier wx 44 km S 125m alt. 1 hour ago	29°C	Dry	Light winds from the S (18 kph at 185).
Chino Airport 45 km SSE 218m alt. 3 hours ago	17°C	Clear	Calm (0 kph at 0).	16 km
Glendale 45 km SW 771m alt. 1 hour ago	26°C	-	Calm (0 kph at 184).
Placentia wx 50 km S 70m alt. 57 minutes ago	23°C	Dry	Wind obs. (6 kph from 285 degs) was rejected.

* 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.