– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 4 pm Thu 10 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Thu 10 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 32°C on Thu afternoon, min 22°C on Sat night). Wind will be generally light.											Days 5–7 Weather Summary Mostly dry. Warm (max 26°C on Sun afternoon, min 20°C on Sun night). Wind will be generally light.
	Thu 10		Friday 11			Saturday 12			Sunday 13			Monday 14			Tuesday 15
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	risk tstorm	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	5400
km/h	WSW	W	WSW	WSW	SW	SSW	SSW	SW	SW	SW	SSW	SSW	SW	SSW	S	SSW	S
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	0.1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	32	29	28	29	26	27	28	24	25	26	22	23	25	21	22	25	21
min °C	31	27	27	28	24	24	27	22	22	25	20	20	24	20	20	24	20
chill °C	31	27	27	28	24	24	27	22	22	25	20	20	24	20	20	24	20

Freezing level m	5250	5200	5200	5200	5100	5100	5200	5200	5150	5100	5100	5050	5050	5100	5050	5000	4900

	—	—	6:31	—	—	6:31	—	—	6:31	—	—	6:33	—	—	6:33	—	—
	7:05	—	—	7:04	—	—	7:01	—	—	7:00	—	—	6:59	—	—	6:58	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Mostly dry. Warm (max 32°C on Thu afternoon, min 22°C on Sat night). Wind will be generally light.

Mount Islip Weather (Days 3-6):

Mostly dry. Warm (max 26°C on Sun afternoon, min 20°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 SW (17 kph at 230).	0.0 km
La Vern / rackett-Field Airport 28 km SSE 207m alt. 2 hours ago	36°C	Clear	Light winds from the WSW (15 kph at 250).	16 km
Upland Cable Airport (California) 29 km SSE 440m alt. 2 hours ago	36°C	Clear	Moderate winds from the WSW (20 kph at 240).	16 km
EL Monte Airport 35 km S 361m alt. 2 hours ago	37°C	Clear	Light winds from the SSW (19 kph at 210).	16 km
Palmdale Airport 39 km WNW 714m alt. 2 hours ago	38°C	Clear	Moderate winds from the WSW (26 kph at 240).	16 km
Ontario Airport 40 km SE 715m alt. 2 hours ago	38°C	-	Light winds from the WSW (19 kph at 250).	16 km Low: few Mid: few
Chino Airport 45 km SSE 218m alt. 2 hours ago	38°C	Dry and partly cloudy.	Moderate winds from the WSW (26 kph at 240).	16 km Low: scattered
Glendale 45 km SW 771m alt. 2 hours ago	37°C	-	Calm (0 kph at 97).
Placentia wx 50 km S 70m alt. 1 hour ago	38°C	Dry	Calm (5 kph at 278).
Victorville Airport 50 km ENE 880m alt. 2 hours ago	37°C	-	Moderate winds from the WSW (26 kph at 250).	16 km Low: few

* 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.