– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 10 pm Mon 28 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Mon 28 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 Thu afternoon, min 18°C on Mon night). Wind will be generally light.										Days 5–7 Weather Summary Mostly dry. Warm (max 31°C on Sat afternoon, min 26°C on Thu night). Wind will be generally light.
		Tuesday 29			Wednesday 30			Thursday 1			Friday 2			Saturday 3
	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
Cloud base (m)											9300	9050
km/h	N	NNE	NW	NNW	N	WSW	WNW	S	WSW	N	E	NNE	S	SE	ENE	S
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	18	22	25	23	26	27	24	27	29	27	29	30	29	29	31	29
min °C	18	19	24	23	24	26	24	25	28	26	26	30	27	27	30	27
chill °C	18	19	24	23	24	26	24	25	28	26	26	30	27	27	30	27

Freezing level m	3600	3750	4150	4450	4750	4900	4950	4850	4900	5000	5050	5000	5000	4750	4900	4800

	—	6:43	—	—	6:43	—	—	6:45	—	—	6:46	—	—	6:47	—	—
	—	—	6:37	—	—	6:37	—	—	6:35	—	—	6:34	—	—	6:32	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Mostly dry. Warm (max 29°C on Thu afternoon, min 18°C on Mon night). Wind will be generally light.

Mount Islip Weather (Days 3-6):

Mostly dry. Warm (max 31°C on Sat afternoon, min 26°C on Thu 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		-	Calm (4 kph at 290).	0.0 km
Upland Cable Airport (California) 29 km SSE 440m alt. 1 hour ago	20°C	-	Light winds from the WNW (6 kph at 300).	16 km
Palmdale Airport 39 km WNW 714m alt. 2 hours ago	17°C	Clear	Light winds from the W (17 kph at 280).	16 km
Ontario Airport 40 km SE 715m alt. 2 hours ago	22°C	-	Light winds from the N (7 kph at 1).	16 km Low: few
Whittier wx 44 km S 125m alt. 1 hour ago		Dry	Calm (2 kph at 147).
Chino Airport 45 km SSE 218m alt. 2 hours ago	19°C	Clear	Light winds from the WSW (6 kph at 250).	16 km
Glendale 45 km SW 771m alt. 2 hours ago	19°C	-	Calm (0 kph at 113).
Placentia wx 50 km S 70m alt. 3 hours ago	21°C	Dry	Calm (0 kph at 0).
Victorville Airport 50 km ENE 880m alt. 1 hour ago	17°C	Clear	Moderate winds from the WSW (20 kph at 250).	16 km
Burbank Airport 51 km SW 714m alt. 2 hours ago	22°C	Clear	Light winds from the E (7 kph at 100).	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.