– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 10 pm Sat 10 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Sat 10 Oct Local Time

Updates in:

hr min s

Update imminent

3 Mount Islip Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Moderate rain (total 18mm), heaviest on Sat night. Very mild (max 19°C on Sat night, min 9°C on Mon night). Wind will be generally light.										Days 5–7 Weather Summary Mostly dry. Warm (max 24°C on Fri afternoon, min 14°C on Tue night). Wind will be generally light.
		Sunday 11			Monday 12			Tuesday 13			Wednesday 14			Thursday 15
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	mod. rain	light rain	rain shwrs	rain shwrs	light rain	rain shwrs	rain shwrs	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	1700	850	1450	850	850	900	1700							8000
km/h	NNE	SSW	S	S	S	SSW	WSW	WNW	ENE	ENE	ENE	ENE	NE	NE	NE	NE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	9	4	0.3	1.8	1.5	1.4	0.3	—	—	—	—	—	—	—	—	—
max °C	19	14	13	11	10	11	9	12	15	15	18	20	18	21	22	20
min °C	15	14	13	11	10	10	9	9	15	14	15	20	18	18	22	20
chill °C	15	13	11	9	8	8	8	9	15	13	14	20	18	18	22	20

Freezing level m	3850	3550	3500	2850	2600	2500	3250	3850	3550	3850	4000	4100	4250	4250	4350	4550

	—	6:52	—	—	6:54	—	—	6:54	—	—	6:54	—	—	6:56	—	—
	—	—	6:22	—	—	6:21	—	—	6:19	—	—	6:17	—	—	6:16	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Moderate rain (total 18mm), heaviest on Sat night. Very mild (max 19°C on Sat night, min 9°C on Mon night). Wind will be generally light.

Mount Islip Weather (Days 3-6):

Mostly dry. Warm (max 24°C on Fri afternoon, min 14°C on Tue 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. 2 hours ago	13°C	Dry	Calm (5 kph at 106).
Wrightwood 20 km E 1828m alt. 1 hour ago	10°C	Dry	Calm (0 kph at 228).
Mt Baldy 21 km SE 1250m alt. 2 hours ago	13°C	-	Calm (0 kph at 350).
Mount Wilson Airport 25 km SSW 1311m alt. 2 hours ago		-	Calm (2 kph at 20).	0.0 km
La Verne wx 25 km SSE 335m alt. 1 hour ago	17°C	Dry	Wind obs. (8 kph from 237 degs) was rejected.
Sierra Madre wx 28 km SSW 417m alt. 2 hours ago	18°C	Dry	Calm (3 kph at 285).
Sierra Madre 28 km SSW 350m alt. 1 hour ago	18°C	Dry	Calm (0 kph at 253).
Upland Cable Airport (California) 29 km SSE 440m alt. 2 hours ago	18°C	Drizzle	Light winds from the SW (11 kph at 220).	2 km Low: broken Mid: broken High: overcast
Monrovia 29 km SSW 140.2m alt. 48 minutes ago	17°C	Dry	Calm (0 kph at 157).
Alta Loma 30 km SE 563m alt. 2 hours ago	17°C	Dry	Calm (2 kph at 300).

* 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.