– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 10 am Sat 26 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Sat 26 Sep Local Time

Updates in:

hr min s

Update imminent

3 Mount Islip Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Warm (max 26°C on Sat afternoon, min 17°C on Sun night). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Warm (max 28°C on Thu afternoon, min 20°C on Tue morning). Wind will be generally light.
	Saturday 26			Sunday 27			Monday 28			Tuesday 29			Wednesday 30			Thursday 1
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	9200	9550	6400	4950														7950
km/h	S	SSW	SSW	S	SSW	S	SSW	W	NNW	N	N	WNW	SW	WSW	W	SW	WSW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	25	26	23	23	24	20	19	21	19	23	26	24	26	27	24	27	28	25
min °C	23	26	21	21	23	17	17	21	18	20	24	24	24	26	24	24	27	24
chill °C	23	26	21	21	23	17	17	21	18	20	24	24	24	26	24	24	27	24

Freezing level m	4400	4450	4450	4250	4300	4050	3650	3650	3800	4100	4350	4600	4850	4900	5000	5000	5000	5050

	6:41	—	—	6:41	—	—	6:43	—	—	6:43	—	—	6:43	—	—	6:45	—	—
	—	6:42	—	—	6:40	—	—	6:39	—	—	6:37	—	—	6:37	—	—	6:35	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Mostly dry. Warm (max 26°C on Sat afternoon, min 17°C on Sun night). Wind will be generally light.

Mount Islip Weather (Days 3-6):

Mostly dry. Warm (max 28°C on Thu afternoon, min 20°C on Tue morning). 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. (15 kph from 240 degs) was rejected.	0.0 km
La Vern / rackett-Field Airport 28 km SSE 207m alt. 3 hours ago	34°C	Clear	Light winds from the WSW (11 kph at 240).	16 km
Upland Cable Airport (California) 29 km SSE 440m alt. 2 hours ago	34°C	Clear	Light winds from the WSW (17 kph at 240).	16 km
EL Monte Airport 35 km S 361m alt. 3 hours ago	34°C	Clear	Light winds from the SSW (7 kph at 200).	16 km
Palmdale Airport 39 km WNW 714m alt. 3 hours ago	33°C	Clear	Moderate winds from the SSW (28 kph at 210).	16 km
Ontario Airport 40 km SE 715m alt. 3 hours ago	36°C	-	Light winds from the WSW (19 kph at 240).	16 km Low: few
Whittier wx 44 km S 125m alt. 56 minutes ago	33°C	Dry	Calm (3 kph at 143).
Chino Airport 45 km SSE 218m alt. 3 hours ago	38°C	-	Light winds from the WNW (19 kph at 290).	16 km Low: few
Glendale 45 km SW 771m alt. 1 hour ago	36°C	-	Calm (0 kph at 131).
Placentia wx 50 km S 70m alt. 2 hours ago	35°C	Dry	Calm (3 kph at 294).

* 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.