– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 10 am Sun 18 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Sun 18 Oct 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 22°C on Sun afternoon, min 14°C on Tue night). Wind will be generally light.									Days 4–6 Weather Summary Moderate rain (total 18mm), heaviest on Wed night. Very mild (max 18°C on Wed afternoon, min 11°C on Thu night). Wind will be generally light.
	Sunday 18			Monday 19			Tuesday 20			Wednesday 21			Thursday 22			Friday 23
	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	rain shwrs	rain shwrs	rain shwrs	risk tstorm	rain shwrs	rain shwrs	some clouds	clear
Cloud base (m)	5350										3250	1800	6950	1900	1550	1550	2550
km/h	NE	S	NNE	S	SW	S	SSE	S	SSE	SSE	SSW	SSE	SSW	SSW	SW	WNW	NNE	NE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	0.3	13	1.5	3	0.3	0.1	—	—
max °C	20	22	20	21	22	19	18	20	17	17	18	13	13	13	11	13	16	15
min °C	18	22	19	19	21	16	16	20	14	14	15	12	12	12	11	11	14	15
chill °C	18	22	19	19	21	16	16	20	14	14	14	11	12	10	10	11	14	15

Freezing level m	3850	3850	3900	3800	3800	3700	3400	3450	3350	3300	3050	3000	2750	2700	2950	3050	3150	3350

	6:58	—	—	6:58	—	—	7:00	—	—	7:01	—	—	7:01	—	—	7:03	—	—
	—	6:13	—	—	6:12	—	—	6:10	—	—	6:09	—	—	6:07	—	—	6:07	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Mostly dry. Warm (max 22°C on Sun afternoon, min 14°C on Tue night). Wind will be generally light.

Mount Islip Weather (Days 3-6):

Moderate rain (total 18mm), heaviest on Wed night. Very mild (max 18°C on Wed afternoon, min 11°C on Thu 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 (2 kph at 300).	0.0 km
La Vern / rackett-Field Airport 28 km SSE 207m alt. 3 hours ago	22°C	Clear	Wind obs. (7 kph from 1 degs) was rejected.	16 km
Upland Cable Airport (California) 29 km SSE 440m alt. 2 hours ago	23°C	Clear	Calm (0 kph at 0).	16 km
EL Monte Airport 35 km S 361m alt. 3 hours ago	24°C	Clear	Calm (0 kph at 0).	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	22°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: broken Mid: broken
Chino Airport 45 km SSE 218m alt. 3 hours ago	23°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: broken
Glendale 45 km SW 771m alt. 49 minutes ago	29°C	-	Calm (0 kph at 136).
Placentia wx 50 km S 70m alt. 1 hour ago	28°C	Dry	Calm (5 kph at 100).
Victorville Airport 50 km ENE 880m alt. 2 hours ago	19°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast

* 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.