– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 10 am Mon 28 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Mon 28 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 27°C on Wed afternoon, min 17°C on Mon morning). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Warm (max 31°C on Sat afternoon, min 24°C on Thu morning). Wind will be generally light.
	Monday 28			Tuesday 29			Wednesday 30			Thursday 1			Friday 2			Saturday 3
	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	clear	clear	clear
Cloud base (m)													9500
km/h	SSW	W	N	NNE	WNW	NW	WNW	WSW	NW	SSE	W	WNW	ESE	NNW	SW	SE	NNW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	20	21	19	22	25	23	26	27	24	27	29	27	29	30	29	29	31	29
min °C	17	20	18	19	24	23	24	26	24	24	28	26	27	30	27	27	30	27
chill °C	17	20	18	19	24	23	24	26	24	24	28	26	27	30	27	27	30	27

Freezing level m	3800	3500	3600	3700	4200	4500	4800	4900	4900	4850	4900	5050	5050	5050	5000	4900	4900	4850

	6:43	—	—	6:43	—	—	6:43	—	—	6:45	—	—	6:46	—	—	6:47	—	—
	—	6:39	—	—	6:37	—	—	6:37	—	—	6:35	—	—	6:34	—	—	6:32	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Mostly dry. Warm (max 27°C on Wed 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 Sat afternoon, min 24°C on Thu 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. 1 hour ago		-	Light winds from the SW (13 kph at 220).	0.0 km
La Vern / rackett-Field Airport 28 km SSE 207m alt. 52 minutes ago	28°C	Clear	Light winds from the WSW (19 kph at 240).	16 km
Upland Cable Airport (California) 29 km SSE 440m alt. 1 hour ago	27°C	Clear	Light winds from the WSW (19 kph at 250).	16 km
EL Monte Airport 35 km S 361m alt. 54 minutes ago	29°C	Clear	Light winds from the S (9 kph at 190).	16 km
Palmdale Airport 39 km WNW 714m alt. 2 hours ago	26°C	Clear	Moderate winds from the WSW (22 kph at 250).	16 km
Ontario Airport 40 km SE 715m alt. 2 hours ago	28°C	-	Light winds from the SW (19 kph at 230).	16 km Low: few
Whittier wx 44 km S 125m alt. 2 hours ago	33°C	Dry	Light winds from the ESE (10 kph at 105).
Chino Airport 45 km SSE 218m alt. 2 hours ago	31°C	-	Light winds from the SSW (13 kph at 210).	16 km Low: few
Glendale 45 km SW 771m alt. 2 hours ago	29°C	-	Calm (2 kph at 138).
Placentia wx 50 km S 70m alt. 1 hour ago	26°C	Dry	Calm (5 kph at 290).

* 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.