– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 4 pm Mon 19 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Mon 19 Oct Local Time

Updates in:

hr min s

Update imminent

3 Mount Islip Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Heavy rain (total 21mm), heaviest during Wed night. Warm (max 22°C on Mon afternoon, min 11°C on Thu morning). Wind will be generally light.											Days 5–7 Weather Summary Light rain (total 3mm), mostly falling on Thu afternoon. Warm (max 21°C on Sun morning, min 10°C on Fri morning). Wind will be generally light.
	Mon 19		Tuesday 20			Wednesday 21			Thursday 22			Friday 23			Saturday 24
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	rain shwrs	rain shwrs	rain shwrs	risk tstorm	rain shwrs	clear	clear	clear	clear	clear	clear
Cloud base (m)							2300	1700	6950	2100	1650	1550
km/h	SW	SSE	SSE	S	S	SE	SW	S	S	SSW	SW	NW	NE	NE	NE	NE	NE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	0.8	20	0.2	3	0.2	—	—	—	—	—	—
max °C	22	19	19	20	17	18	18	13	13	13	11	13	16	16	18	20	19
min °C	21	17	17	20	14	14	15	12	11	13	11	10	16	15	16	20	18
chill °C	21	17	17	20	14	14	15	11	10	12	10	9	16	14	15	20	18

Freezing level m	3850	3700	3450	3500	3450	3250	3200	3000	2800	2800	3100	3300	3400	3750	4000	4200	4300

	—	—	7:00	—	—	7:01	—	—	7:01	—	—	7:03	—	—	7:03	—	—
	6:12	—	—	6:10	—	—	6:09	—	—	6:07	—	—	6:07	—	—	6:06	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Heavy rain (total 21mm), heaviest during Wed night. Warm (max 22°C on Mon afternoon, min 11°C on Thu morning). Wind will be generally light.

Mount Islip Weather (Days 3-6):

Light rain (total 3mm), mostly falling on Thu afternoon. Warm (max 21°C on Sun morning, min 10°C on Fri morning). 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		-	Wind obs. (6 kph from 200 degs) was rejected.	0.0 km
La Vern / rackett-Field Airport 28 km SSE 207m alt. 3 hours ago	24°C	Clear	Light winds from the WSW (7 kph at 240).	16 km
Upland Cable Airport (California) 29 km SSE 440m alt. 2 hours ago	24°C	Clear	Light winds from the W (9 kph at 260).	16 km
EL Monte Airport 35 km S 361m alt. 3 hours ago	27°C	Clear	Light winds from the SW (7 kph at 230).	16 km
Palmdale Airport 39 km WNW 714m alt. 3 hours ago	23°C	Light rain .	Moderate winds from the SW (24 kph at 230).	16 km
Ontario Airport 40 km SE 715m alt. 3 hours ago	26°C	Clear	Light winds from the WSW (15 kph at 240).	16 km
Chino Airport 45 km SSE 218m alt. 3 hours ago	23°C	Clear	Light winds from the WSW (13 kph at 240).	16 km
Glendale 45 km SW 771m alt. 2 hours ago	21°C	-	Calm (0 kph at 81).
Placentia wx 50 km S 70m alt. 1 hour ago	24°C	Dry	Calm (0 kph at 0).
Victorville Airport 50 km ENE 880m alt. 2 hours ago	20°C	Clear	Light winds from the SSE (15 kph at 160).	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.