– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 10 am Mon 21 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Mon 21 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 Wed afternoon, min 16°C on Mon morning). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Warm (max 28°C on Thu afternoon, min 22°C on Sat night). Wind will be generally light.
	Monday 21			Tuesday 22			Wednesday 23			Thursday 24			Friday 25			Saturday 26
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	850										4000				9450	8750	9100
km/h	S	WSW	W	NNW	NNW	NNE	E	WNW	N	ESE	W	W	SW	SSW	SSW	S	S	S
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	19	21	18	22	24	23	26	28	26	27	28	25	26	28	25	26	27	24
min °C	16	20	17	18	24	23	23	27	25	25	27	24	24	27	24	24	26	22
chill °C	16	20	17	18	24	23	23	27	25	25	27	24	24	27	24	24	26	22

Freezing level m	4000	3950	4100	4100	4200	4300	4250	4400	4350	4300	4400	4350	4350	4550	4550	4450	4700	4650

	6:37	—	—	6:39	—	—	6:39	—	—	6:39	—	—	6:41	—	—	6:41	—	—
	—	6:50	—	—	6:47	—	—	6:46	—	—	6:45	—	—	6:44	—	—	6:42	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Mostly dry. Warm (max 28°C on Wed afternoon, min 16°C on Mon morning). Wind will be generally light.

Mount Islip Weather (Days 3-6):

Mostly dry. Warm (max 28°C on Thu afternoon, min 22°C on Sat 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. 59 minutes ago		-	Calm (2 kph at 210).	0.0 km
La Vern / rackett-Field Airport 28 km SSE 207m alt. 3 hours ago	22°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: scattered
Upland Cable Airport (California) 29 km SSE 440m alt. 2 hours ago	23°C	Clear	Calm (0 kph at 0).	16 km
EL Monte Airport 35 km S 361m alt. 3 hours ago	25°C	Dry and partly cloudy.	Light winds from the S (13 kph at 170).	16 km Low: scattered Mid: broken
Palmdale Airport 39 km WNW 714m alt. 2 hours ago	24°C	Clear	Light winds from the WSW (11 kph at 240).	16 km
Ontario Airport 40 km SE 715m alt. 2 hours ago	23°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: scattered Mid: broken
Chino Airport 45 km SSE 218m alt. 2 hours ago	26°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: scattered Mid: broken
Glendale 45 km SW 771m alt. 1 hour ago	26°C	-	Calm (0 kph at 120).
Placentia wx 50 km S 70m alt. 1 hour ago	36°C	Dry	Wind obs. (6 kph from 338 degs) was rejected.
Burbank Airport 51 km SW 714m alt. 2 hours ago	22°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: few Mid: broken

* 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.