– Lat/Long: 34.34° N 117.84° W

Mount Islip Weather Forecast

San Gabriel Mountains · United States

Issued: 4 am Thu 10 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 am Thu 10 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 31°C on Thu afternoon, min 20°C on Sat night). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Warm (max 25°C on Sun afternoon, min 19°C on Sun night). Wind will be generally light.
	Thursday 10			Friday 11			Saturday 12			Sunday 13			Monday 14			Tuesday 15
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	rain shwrs	risk tstorm	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	5550
km/h	WSW	WSW	W	WSW	WSW	SSW	SSW	SSW	WSW	SW	SW	SSW	S	WSW	SSW	S	SW	SE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	0.2	0.1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	30	31	28	28	29	25	26	27	23	23	25	21	22	24	21	23	25	22
min °C	28	30	26	26	28	23	24	26	20	21	24	19	20	24	20	20	24	22
chill °C	28	30	26	26	28	23	24	26	20	21	24	19	20	24	20	20	24	22

Freezing level m	5200	5250	5200	5200	5200	5150	5150	5250	5250	5200	5250	5150	5100	5000	5100	5000	5050	5100

	6:30	—	—	6:31	—	—	6:31	—	—	6:31	—	—	6:33	—	—	6:33	—	—
	—	7:05	—	—	7:04	—	—	7:01	—	—	7:00	—	—	6:59	—	—	6:58	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Mostly dry. Warm (max 31°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 25°C on Sun afternoon, min 19°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. 2 hours ago		-	Light winds from the NNW (6 kph at 330).	0.0 km
Upland Cable Airport (California) 29 km SSE 440m alt. 2 hours ago	28°C	Clear	Calm (0 kph at 0).	16 km
Alta Loma 30 km SE 563m alt. 2 hours ago	27°C	Dry	Calm (3 kph at 346).
Palmdale Airport 39 km WNW 714m alt. 3 hours ago	25°C	Clear	Light winds from the SSW (11 kph at 200).	16 km
Ontario Airport 40 km SE 715m alt. 3 hours ago	30°C	Dry and partly cloudy.	Light winds from the N (7 kph at 1).	16 km Low: scattered Mid: scattered
Chino Airport 45 km SSE 218m alt. 3 hours ago	27°C	Clear	Calm (0 kph at 0).	16 km
Glendale 45 km SW 771m alt. 3 hours ago	26°C	-	Calm (0 kph at 95).
Yorba Linda 49 km S 315m alt. 2 hours ago	24°C	Dry	Calm (0 kph at 345).
Placentia wx 50 km S 70m alt. 2 hours ago	26°C	Dry	Calm (3 kph at 107).
Victorville Airport 50 km ENE 880m alt. 2 hours ago	27°C	Clear	Light winds from the SSW (7 kph at 210).	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.