– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 10 am Thu 24 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Thu 24 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 28°C on Thu afternoon, min 20°C on Sat night). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Warm (max 27°C on Tue afternoon, min 17°C on Sun night). Wind will be generally light.
	Thursday 24			Friday 25			Saturday 26			Sunday 27			Monday 28			Tuesday 29
	AM	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	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)		4500				9300	8600	9300	6650
km/h	SW	WSW	W	WSW	SW	SW	SSW	SSW	SSW	SSW	SSW	S	NW	NNE	NE	NE	NE	WSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	27	28	25	26	27	24	25	26	23	22	23	19	20	23	22	24	27	25
min °C	25	27	24	24	27	23	23	25	20	20	22	17	17	23	21	22	27	25
chill °C	25	27	24	24	27	23	23	25	20	20	22	17	17	23	21	22	27	25

Freezing level m	4350	4450	4300	4300	4500	4450	4500	4500	4350	4250	4200	3950	4000	4150	4300	4800	4850	4950

	6:39	—	—	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 20°C on Sat night). Wind will be generally light.

Mount Islip Weather (Days 3-6):

Mostly dry. Warm (max 27°C on Tue afternoon, min 17°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. 1 hour ago		-	Light winds from the SW (9 kph at 230).	0.0 km
La Vern / rackett-Field Airport 28 km SSE 207m alt. 2 hours ago	27°C	Clear	Light winds from the WSW (17 kph at 250).	16 km
Upland Cable Airport (California) 29 km SSE 440m alt. 1 hour ago	29°C	Clear	Moderate winds from the W (20 kph at 270).	16 km
EL Monte Airport 35 km S 361m alt. 2 hours ago	27°C	Clear	Light winds from the SSW (9 kph at 200).	13 km
Palmdale Airport 39 km WNW 714m alt. 2 hours ago	33°C	Clear	Light winds from the NNE (11 kph at 30).	16 km
Ontario Airport 40 km SE 715m alt. 2 hours ago	31°C	-	Light winds from the WSW (13 kph at 240).	16 km Low: few Mid: few
Chino Airport 45 km SSE 218m alt. 2 hours ago	31°C	-	Light winds from the W (15 kph at 280).	16 km Low: few
Glendale 45 km SW 771m alt. 1 hour ago	30°C	-	Calm (0 kph at 112).
Placentia wx 50 km S 70m alt. 47 minutes ago	28°C	Dry	Wind obs. (10 kph from 297 degs) was rejected.
Victorville Airport 50 km ENE 880m alt. 1 hour ago	34°C	Clear	Light winds from the NNE (9 kph at 20).	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.