– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 10 pm Mon 12 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Mon 12 Oct 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 21°C on Thu morning, min 9°C on Mon night). Winds increasing (calm on Wed afternoon, fresh winds from the NE by Thu afternoon).										Days 5–7 Weather Summary Mostly dry. Warm (max 24°C on Sat afternoon, min 17°C on Thu night). Winds decreasing (fresh winds from the NE on Thu night, calm by Sun morning).
		Tuesday 13			Wednesday 14			Thursday 15			Friday 16			Saturday 17
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	rain shwrs	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	1700
km/h	SW	NNW	NE	NE	ENE	E	NE	NE	NE	NE	NE	ENE	NE	ENE	ENE	NNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	0.3	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	10	12	14	15	18	20	19	21	21	19	20	23	21	22	24	22
min °C	9	9	14	13	15	20	19	19	21	17	18	22	20	20	23	20
chill °C	7	9	14	12	15	20	19	19	21	16	17	22	20	20	23	20

Freezing level m	3900	3600	3250	4000	4150	4250	4300	4100	4000	4150	4050	4050	4000	4050	4100	4150

	—	6:54	—	—	6:54	—	—	6:56	—	—	6:56	—	—	6:58	—	—
	—	—	6:19	—	—	6:17	—	—	6:16	—	—	6:15	—	—	6:14	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Mostly dry. Warm (max 21°C on Thu morning, min 9°C on Mon night). Winds increasing (calm on Wed afternoon, fresh winds from the NE by Thu afternoon).

Mount Islip Weather (Days 3-6):

Mostly dry. Warm (max 24°C on Sat afternoon, min 17°C on Thu night). Winds decreasing (fresh winds from the NE on Thu night, calm by Sun morning).

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
Duarte 24 km S 232m alt. 3 hours ago	13°C	Dry
Mount Wilson Airport 25 km SSW 1311m alt. 2 hours ago		-	Wind obs. (6 kph from 330 degs) was rejected.	0.0 km
La Verne wx 25 km SSE 335m alt. 3 hours ago	11°C	Dry	Calm (0 kph at 240).
Sierra Madre 28 km SSW 350m alt. 3 hours ago	13°C	Dry	Calm (0 kph at 254).
Upland Cable Airport (California) 29 km SSE 440m alt. 2 hours ago	12°C	Clear	Wind obs. (9 kph from 70 degs) was rejected.	16 km
Alta Loma 30 km SE 548m alt. 3 hours ago	11°C	Dry	Calm (0 kph at 240).
Phelan wx 31 km ENE 1058m alt. 3 hours ago	7°C	Dry	Wind obs. (6 kph from 331 degs) was rejected.
Pomona wx 32 km SSE 255m alt. 3 hours ago	11°C	Dry	Calm (0 kph at 31).
Palmdale wx 34 km WNW 799m alt. 3 hours ago	11°C	Dry	Light winds from the SW (11 kph at 221).
Palmdale wx 35 km WNW 807m alt. 3 hours ago	11°C	-	Calm (5 kph at 255).

* 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.