– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 10 pm Sun 04 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Sun 04 Oct 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 30°C on Wed afternoon, min 25°C on Sun night). Wind will be generally light.										Days 5–7 Weather Summary Mostly dry. Warm (max 30°C on Thu afternoon, min 26°C on Thu night). Wind will be generally light.
		Monday 5			Tuesday 6			Wednesday 7			Thursday 8			Friday 9
	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
Cloud base (m)			4050												4500	4300
km/h	WNW	ESE	WNW	NNW	NE	NNE	NNW	ESE	NW	W	S	W	W	SSE	SW	W
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	27	27	29	27	28	29	27	29	30	27	29	30	27	29	29	27
min °C	25	25	28	25	26	29	26	26	29	27	27	29	26	26	29	26
chill °C	25	25	28	25	26	29	26	26	29	27	27	29	26	26	29	26

Freezing level m	4650	4700	4850	4750	4700	4900	4850	4800	4950	4850	4800	4900	4750	4650	4650	4550

	—	6:48	—	—	6:48	—	—	6:50	—	—	6:50	—	—	6:50	—	—
	—	—	6:30	—	—	6:29	—	—	6:27	—	—	6:25	—	—	6:24	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Mostly dry. Warm (max 30°C on Wed afternoon, min 25°C on Sun night). Wind will be generally light.

Mount Islip Weather (Days 3-6):

Mostly dry. Warm (max 30°C on Thu 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
Juniper Hills wx 16 km WNW 1278m alt. 55 minutes ago		Dry
Wrightwood 20 km E 1828m alt. 52 minutes ago	14°C	Dry	Calm (0 kph at 148).
Mt Baldy 21 km SE 1250m alt. 1 hour ago	18°C	-	Calm (0 kph at 0).
Duarte 24 km S 232m alt. 1 hour ago	25°C	Dry
Mount Wilson Airport 25 km SSW 662m alt. 2 hours ago		-	Wind obs. (6 kph from 220 degs) was rejected.	0.0 km
La Verne wx 25 km SSE 335m alt. 1 hour ago	24°C	Dry	Calm (0 kph at 0).
Sierra Madre wx 28 km SSW 417m alt. 53 minutes ago	26°C	Dry	Calm (0 kph at 25).
Sierra Madre 28 km SSW 350m alt. 50 minutes ago	27°C	Dry	Calm (0 kph at 253).
Upland Cable Airport (California) 29 km SSE 440m alt. 2 hours ago	28°C	Clear	Light winds from the ENE (7 kph at 60).	16 km
Monrovia 29 km SSW 140.2m alt. 56 minutes ago	20°C	Dry	Calm (0 kph at 270).

* 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.