– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 4 pm Thu 24 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Thu 24 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 28°C on Thu afternoon, min 19°C on Sat night). Wind will be generally light.											Days 5–7 Weather Summary Mostly dry. Warm (max 26°C on Tue afternoon, min 15°C on Sun night). Wind will be generally light.
	Thu 24		Friday 25			Saturday 26			Sunday 27			Monday 28			Tuesday 29
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)			9600	9250	9100	8800	9300	6300
km/h	SW	WSW	WSW	SW	SSW	S	SSW	SSW	SSW	SSW	S	W	NW	NNE	NNE	NNW	WSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	28	25	25	27	24	25	26	23	22	23	18	18	21	20	23	26	24
min °C	27	24	24	26	22	22	25	19	20	22	15	15	20	18	20	25	23
chill °C	27	24	24	26	22	22	25	19	20	22	15	15	20	18	20	25	23

Freezing level m	4450	4300	4300	4450	4400	4450	4450	4400	4150	4150	3850	3350	3600	3900	4350	4450	4800

	—	—	6:41	—	—	6:41	—	—	6:41	—	—	6:43	—	—	6:43	—	—
	6:45	—	—	6:44	—	—	6:42	—	—	6:40	—	—	6:39	—	—	6:37	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Mostly dry. Warm (max 28°C on Thu afternoon, min 19°C on Sat night). Wind will be generally light.

Mount Islip Weather (Days 3-6):

Mostly dry. Warm (max 26°C on Tue afternoon, min 15°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		-	Wind obs. (7 kph from 230 degs) was rejected.	0.0 km
La Vern / rackett-Field Airport 28 km SSE 207m alt. 2 hours ago	23°C	Clear	Light winds from the WSW (17 kph at 250).	16 km
Upland Cable Airport (California) 29 km SSE 440m alt. 2 hours ago	22°C	-	Light winds from the W (13 kph at 270).	16 km
Palmdale Airport 39 km WNW 714m alt. 2 hours ago	27°C	Clear	Moderate winds from the WSW (22 kph at 240).	16 km
Ontario Airport 40 km SE 715m alt. 2 hours ago	23°C	-	Light winds from the WSW (15 kph at 240).	16 km Low: few
Chino Airport 45 km SSE 218m alt. 2 hours ago	23°C	Clear	Light winds from the W (15 kph at 280).	16 km
Glendale 45 km SW 771m alt. 1 hour ago	21°C	-	Calm (0 kph at 101).
Placentia wx 50 km S 70m alt. 1 hour ago	22°C	Dry	Calm (3 kph at 294).
Victorville Airport 50 km ENE 880m alt. 2 hours ago	26°C	Clear	Wind obs. (11 kph from 110 degs) was rejected.	16 km
Burbank Airport 51 km SW 714m alt. 2 hours ago	22°C	Clear	Light winds from the SSW (9 kph at 200).	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.