– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 10 pm Tue 20 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Tue 20 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 34mm), heaviest during Wed night. Very mild (max 18°C on Tue night, min 10°C on Thu night). Wind will be generally light.										Days 5–7 Weather Summary Mostly dry. Warm (max 21°C on Mon afternoon, min 13°C on Fri night). Wind will be generally light.
		Wednesday 21			Thursday 22			Friday 23			Saturday 24			Sunday 25
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	rain shwrs	rain shwrs	rain shwrs	risk tstorm	rain shwrs	rain shwrs	some clouds	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)			2450	850	900	2300	950	900	1950							9650
km/h	S	SSE	S	S	SSW	SSW	SSW	SW	WNW	NNE	ENE	NE	NE	ENE	ENE	NE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	1.2	30	0.6	1.6	0.1	0.1	—	—	—	—	—	—	—	—
max °C	18	18	18	13	12	13	10	11	14	13	16	17	16	18	19	18
min °C	15	15	15	11	11	12	10	10	13	13	14	17	16	16	19	17
chill °C	15	15	14	10	10	10	8	10	13	13	14	17	16	16	19	17

Freezing level m	3500	3250	3250	2950	2650	2700	2700	3150	2950	3250	3350	3350	3500	3800	3850	4050

	—	7:01	—	—	7:01	—	—	7:03	—	—	7:03	—	—	7:03	—	—
	—	—	6:09	—	—	6:07	—	—	6:07	—	—	6:06	—	—	6:05	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Heavy rain (total 34mm), heaviest during Wed night. Very mild (max 18°C on Tue night, min 10°C on Thu night). Wind will be generally light.

Mount Islip Weather (Days 3-6):

Mostly dry. Warm (max 21°C on Mon afternoon, min 13°C on Fri 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		-	Wind obs. (7 kph from 200 degs) was rejected.	0.0 km
Upland Cable Airport (California) 29 km SSE 440m alt. 2 hours ago	18°C	-	Light winds from the W (11 kph at 260).	16 km
Palmdale Airport 39 km WNW 714m alt. 3 hours ago	18°C	-	Moderate winds from the SW (20 kph at 230).	16 km Low: few
Ontario Airport 40 km SE 715m alt. 3 hours ago	19°C	Dry and partly cloudy.	Light winds from the W (9 kph at 260).	16 km Low: few Mid: scattered
Chino Airport 45 km SSE 218m alt. 3 hours ago	18°C	Dry and partly cloudy.	Light winds from the W (7 kph at 270).	16 km Low: scattered
Glendale 45 km SW 771m alt. 2 hours ago	19°C	-	Calm (0 kph at 122).
Placentia wx 50 km S 70m alt. 1 hour ago	22°C	Dry	Calm (0 kph at 0).
Victorville Airport 50 km ENE 880m alt. 2 hours ago	18°C	Clear	Light winds from the SSE (15 kph at 160).	16 km
Burbank Airport 51 km SW 714m alt. 3 hours ago	19°C	Dry and cloudy.	Light winds from the S (7 kph at 180).	16 km Low: scattered Mid: overcast
Lancaste / ox Airport 54 km WNW 714m alt. 3 hours ago	17°C	Clear	Fresh winds from the WSW (31 kph at 240).	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.