– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 4 pm Fri 18 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Fri 18 Sep Local Time

Updates in:

hr min s

Update imminent

3 Mount Islip Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Warm (max 26°C on Sun afternoon, min 19°C on Mon morning). Wind will be generally light.											Days 5–7 Weather Summary Mostly dry. Warm (max 26°C on Wed afternoon, min 19°C on Mon night). Wind will be generally light.
	Fri 18		Saturday 19			Sunday 20			Monday 21			Tuesday 22			Wednesday 23
	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	some clouds	cloudy	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)					8950	8900				4850
km/h	WSW	N	E	WNW	NE	SE	SW	SSW	S	W	WNW	N	NNE	N	ENE	E	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	23	20	23	25	23	25	26	22	21	22	19	23	25	23	25	26	23
min °C	22	20	20	25	23	23	25	20	19	22	19	20	24	23	23	26	23
chill °C	22	20	20	25	23	23	25	20	19	22	19	20	24	23	23	26	23

Freezing level m	4700	4700	4650	4600	4650	4550	4500	4300	4100	4000	4050	4100	4250	4200	4200	4450	4350

	—	—	6:37	—	—	6:37	—	—	6:37	—	—	6:39	—	—	6:39	—	—
	6:53	—	—	6:52	—	—	6:51	—	—	6:50	—	—	6:47	—	—	6:46	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Mostly dry. Warm (max 26°C on Sun afternoon, min 19°C on Mon morning). Wind will be generally light.

Mount Islip Weather (Days 3-6):

Mostly dry. Warm (max 26°C on Wed afternoon, min 19°C on Mon 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. 54 minutes ago		-	Calm (2 kph at 160).	0.0 km
La Vern / rackett-Field Airport 28 km SSE 207m alt. 2 hours ago	23°C	Clear	Light winds from the WSW (19 kph at 250).	16 km
Upland Cable Airport (California) 29 km SSE 440m alt. 2 hours ago	22°C	Clear	Light winds from the W (19 kph at 260).	16 km
Palmdale Airport 39 km WNW 714m alt. 2 hours ago	23°C	Clear	Moderate winds from the SW (20 kph at 230).	16 km
Ontario Airport 40 km SE 715m alt. 2 hours ago	24°C	Clear	Light winds from the SW (19 kph at 230).	16 km
Glendale 45 km SW 771m alt. 49 minutes ago	20°C	-	Calm (0 kph at 104).
Placentia wx 50 km S 70m alt. 28 minutes ago	28°C	Dry	Calm (0 kph at 46).
Victorville Airport 50 km ENE 880m alt. 2 hours ago	24°C	Clear	Light winds from the SW (15 kph at 220).	16 km
Burbank Airport 51 km SW 714m alt. 2 hours ago	22°C	Clear	Light winds from the S (13 kph at 190).	16 km
Lancaste / ox Airport 54 km WNW 714m alt. 2 hours ago	22°C	Clear	Fresh winds from the W (33 kph at 280).	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.