– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 4 pm Fri 11 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Fri 11 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 29°C on Fri afternoon, min 21°C on Sun night). Wind will be generally light.											Days 5–7 Weather Summary Mostly dry. Warm (max 27°C on Mon afternoon, min 20°C on Tue night). Wind will be generally light.
	Fri 11		Saturday 12			Sunday 13			Monday 14			Tuesday 15			Wednesday 16
	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	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)
km/h	WSW	W	SW	SSW	SW	SW	SW	SSW	S	SSW	S	S	SSW	S	S	SSW	S
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	29	26	27	29	25	25	27	23	25	27	23	24	25	22	23	25	23
min °C	29	25	25	28	23	23	26	21	22	26	21	21	24	20	21	25	21
chill °C	29	25	25	28	23	23	26	21	22	26	21	21	24	20	21	25	21

Freezing level m	5200	5150	5100	5200	5150	5150	5100	5150	5100	5050	5100	5050	4950	4900	4800	4750	4800

	—	—	6:31	—	—	6:31	—	—	6:33	—	—	6:33	—	—	6:33	—	—
	7:04	—	—	7:01	—	—	7:00	—	—	6:59	—	—	6:58	—	—	6:57	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Mostly dry. Warm (max 29°C on Fri afternoon, min 21°C on Sun night). Wind will be generally light.

Mount Islip Weather (Days 3-6):

Mostly dry. Warm (max 27°C on Mon afternoon, min 20°C on Tue 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. 1 hour ago		-	Light winds from the WSW (7 kph at 240).	0.0 km
La Vern / rackett-Field Airport 28 km SSE 207m alt. 2 hours ago	29°C	Clear	Light winds from the SSW (15 kph at 210).	16 km
Upland Cable Airport (California) 29 km SSE 440m alt. 1 hour ago	28°C	Clear	Light winds from the WSW (15 kph at 240).	16 km
EL Monte Airport 35 km S 361m alt. 2 hours ago	30°C	Clear	Light winds from the SSW (19 kph at 200).	16 km
Palmdale Airport 39 km WNW 714m alt. 2 hours ago	31°C	Clear	Moderate winds from the WSW (26 kph at 250).	16 km
Ontario Airport 40 km SE 715m alt. 2 hours ago	30°C	-	Light winds from the WSW (19 kph at 250).	16 km Low: few
Chino Airport 45 km SSE 218m alt. 2 hours ago	28°C	-	Light winds from the WSW (17 kph at 250).	16 km Low: few
Glendale 45 km SW 771m alt. 32 minutes ago	27°C	-	Calm (0 kph at 131).
Placentia wx 50 km S 70m alt. 2 hours ago	29°C	Dry	Wind obs. (10 kph from 281 degs) was rejected.
Victorville Airport 50 km ENE 880m alt. 1 hour ago	30°C	Clear	Light winds from the WSW (17 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.