– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 4 am Fri 11 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 am Fri 11 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 29°C on Fri afternoon, min 21°C on Sun night). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Warm (max 26°C on Mon afternoon, min 21°C on Mon night). Wind will be generally light.
	Friday 11			Saturday 12			Sunday 13			Monday 14			Tuesday 15			Wednesday 16
	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	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)
km/h	WSW	WSW	W	SW	SSW	SW	SW	SW	SSW	SSW	SSW	S	S	SSW	S	S	SSW	S
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	28	29	26	27	28	25	25	27	23	24	26	23	23	26	22	24	26	24
min °C	27	28	24	25	27	22	23	26	21	22	26	21	21	25	21	22	25	23
chill °C	27	28	24	25	27	22	23	26	21	22	26	21	21	25	21	22	25	23

Freezing level m	5200	5150	5150	5150	5200	5200	5150	5100	5150	5100	5050	5050	4950	4900	4900	4800	4800	4900

	6:31	—	—	6:31	—	—	6:31	—	—	6:33	—	—	6:33	—	—	6:33	—	—
	—	7:04	—	—	7:01	—	—	7:00	—	—	6:59	—	—	6:58	—	—	6:57	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Mostly dry. Warm (max 29°C on Fri afternoon, min 21°C on Sun night). Wind will be generally light.

Mount Islip Weather (Days 3-6):

Mostly dry. Warm (max 26°C on Mon afternoon, min 21°C on Mon 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. 3 hours ago		-	Light winds from the NNW (6 kph at 340).	0.0 km
Upland Cable Airport (California) 29 km SSE 440m alt. 2 hours ago	25°C	Clear	Calm (0 kph at 0).	16 km
Palmdale Airport 39 km WNW 714m alt. 3 hours ago	27°C	Clear	Moderate winds from the W (22 kph at 280).	16 km
Ontario Airport 40 km SE 715m alt. 3 hours ago	25°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: scattered
Chino Airport 45 km SSE 218m alt. 3 hours ago	23°C	Clear	Calm (0 kph at 0).	16 km
Glendale 45 km SW 771m alt. 2 hours ago	22°C	-	Calm (0 kph at 101).
Placentia wx 50 km S 70m alt. 3 hours ago	26°C	Dry	Calm (0 kph at 0).
Victorville Airport 50 km ENE 880m alt. 2 hours ago	25°C	Clear	Light winds from the WSW (11 kph at 240).	16 km
Burbank Airport 51 km SW 714m alt. 3 hours ago	25°C	Clear	Calm (0 kph at 0).	16 km
Lancaste / ox Airport 54 km WNW 714m alt. 3 hours ago	27°C	Clear	Moderate winds from the W (28 kph at 260).	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.