– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 10 am Wed 23 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Wed 23 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 28°C on Thu afternoon, min 23°C on Wed morning). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Warm (max 27°C on Sat afternoon, min 20°C on Sun night). Wind will be generally light.
	Wednesday 23			Thursday 24			Friday 25			Saturday 26			Sunday 27			Monday 28
	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	some clouds	clear	clear	some clouds	clear	clear	clear
Cloud base (m)					4500				9200	8650	9300	7650	4200	8950	6650
km/h	ENE	ENE	N	SE	W	WNW	WSW	SW	SW	SSW	SSW	S	S	SSW	S	SSW	SW	NE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	26	27	26	27	28	25	27	27	25	26	27	23	24	25	22	22	24	22
min °C	23	27	25	25	28	25	25	27	23	24	26	21	21	24	20	20	23	21
chill °C	23	27	25	25	28	25	25	27	23	24	26	21	21	24	20	20	23	21

Freezing level m	4300	4450	4400	4350	4500	4450	4400	4550	4500	4450	4500	4350	4450	4400	4300	4200	4150	4100

	6:39	—	—	6:39	—	—	6:41	—	—	6:41	—	—	6:41	—	—	6:43	—	—
	—	6:46	—	—	6:45	—	—	6:44	—	—	6:42	—	—	6:40	—	—	6:39	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Mostly dry. Warm (max 28°C on Thu afternoon, min 23°C on Wed morning). Wind will be generally light.

Mount Islip Weather (Days 3-6):

Mostly dry. Warm (max 27°C on Sat afternoon, min 20°C on Sun 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 (0 kph at 0).	0.0 km
La Vern / rackett-Field Airport 28 km SSE 207m alt. 2 hours ago	25°C	Clear	Light winds from the W (9 kph at 260).	16 km
Upland Cable Airport (California) 29 km SSE 440m alt. 1 hour ago	26°C	Clear	Light winds from the N (7 kph at 1).	16 km
EL Monte Airport 35 km S 361m alt. 2 hours ago	24°C	Clear	Calm (0 kph at 0).	16 km
Palmdale Airport 39 km WNW 714m alt. 2 hours ago	25°C	Clear	Calm (0 kph at 0).	16 km
Ontario Airport 40 km SE 715m alt. 2 hours ago	24°C	Clear	Calm (0 kph at 0).	14 km
Chino Airport 45 km SSE 218m alt. 2 hours ago	24°C	Clear	Calm (0 kph at 0).	16 km
Glendale 45 km SW 771m alt. 1 hour ago	29°C	-	Calm (0 kph at 122).
Placentia wx 50 km S 70m alt. 2 hours ago	27°C	Dry	Wind obs. (11 kph from 21 degs) was rejected.
Victorville Airport 50 km ENE 880m alt. 1 hour ago	28°C	Clear	Calm (0 kph at 0).	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.