– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 10 pm Thu 17 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Thu 17 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 25°C on Sat afternoon, min 17°C on Thu night). Wind will be generally light.										Days 5–7 Weather Summary Mostly dry. Warm (max 28°C on Wed afternoon, min 19°C on Sun night). Wind will be generally light.
		Friday 18			Saturday 19			Sunday 20			Monday 21			Tuesday 22
	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	some clouds	clear	clear	clear	clear	clear
Cloud base (m)							9150	9050		5100
km/h	SSW	SW	WSW	NNW	E	W	SW	SSE	SSW	S	SSW	W	NW	NE	NE	NE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	19	20	23	20	23	25	23	24	25	21	21	22	20	23	26	24
min °C	17	18	23	20	21	25	22	22	25	19	19	22	19	21	25	24
chill °C	17	18	23	20	21	25	22	22	25	19	19	22	19	21	25	24

Freezing level m	4650	4650	4650	4750	4700	4600	4750	4650	4450	4350	4050	3950	4200	4100	4250	4250

	—	6:35	—	—	6:37	—	—	6:37	—	—	6:37	—	—	6:39	—	—
	—	—	6:53	—	—	6:52	—	—	6:51	—	—	6:50	—	—	6:47	—

Mount Islip Weather (Days 0-3):

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

Mount Islip Weather (Days 3-6):

Mostly dry. Warm (max 28°C on Wed afternoon, min 19°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		-	Light winds from the ESE (11 kph at 120).	0.0 km
Upland Cable Airport (California) 29 km SSE 440m alt. 2 hours ago	19°C	-	Light winds from the W (11 kph at 260).	16 km
Palmdale Airport 39 km WNW 714m alt. 3 hours ago	18°C	Clear	Light winds from the NNW (7 kph at 340).	16 km
Ontario Airport 40 km SE 715m alt. 3 hours ago	20°C	Clear	Light winds from the WSW (15 kph at 250).	16 km
Glendale 45 km SW 771m alt. 2 hours ago	18°C	-	Calm (0 kph at 228).
Placentia wx 50 km S 70m alt. 2 hours ago	23°C	Dry	Calm (0 kph at 0).
Victorville Airport 50 km ENE 880m alt. 2 hours ago	18°C	-	Light winds from the SSW (11 kph at 210).	16 km Low: few
Burbank Airport 51 km SW 714m alt. 3 hours ago	20°C	Clear	Light winds from the SSW (6 kph at 200).	16 km
Lancaste / ox Airport 54 km WNW 714m alt. 3 hours ago	19°C	Clear	Fresh winds from the WSW (31 kph at 250).	16 km
Corona Municipal Airport (California) 54 km SSE 163m alt. 3 hours ago	20°C	Clear	Light winds from the NW (15 kph at 310).	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.