– Lat/Long: 34.34° N 117.84° W

Mount Islip
Weather Forecast, United States
Issued: 4 pm Wed 20 May Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Wed 20 May 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 24°C on Thu afternoon, min 18°C on Fri night). Wind will be generally light.											Days 5–7 Weather Summary Mostly dry. Warm (max 23°C on Sat afternoon, min 13°C on Mon night). Wind will be generally light.
	Wed 20		Thursday 21			Friday 22			Saturday 23			Sunday 24			Monday 25
	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
km/h	W	W	WSW	WSW	WSW	SW	SW	SW	SW	SW	SW	SW	SW	WSW	WSW	SW	WSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	23	21	23	24	21	22	23	19	22	23	19	22	23	20	21	22	17
min °C	23	20	21	23	19	20	22	18	20	23	19	20	23	17	18	21	13
chill °C	23	20	21	23	19	20	22	18	20	23	19	20	23	17	18	21	12

Freezing level m	3800	3800	3800	3950	4000	4000	4150	4100	4050	4200	4100	3950	4100	4000	3900	4000	4050
Cloud base (m)		8900

	—	—	5:45	—	—	5:43	—	—	5:43	—	—	5:43	—	—	5:43	—	—
	7:50	—	—	7:50	—	—	7:51	—	—	7:52	—	—	7:52	—	—	7:52	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Mostly dry. Warm (max 24°C on Thu afternoon, min 18°C on Fri night). Wind will be generally light.

Mount Islip Weather (Days 3-6):

Mostly dry. Warm (max 23°C on Sat afternoon, min 13°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. 2 hours ago		-	Light winds from the WSW (15 kph at 240).	0.0 km
La Vern / rackett-Field Airport 28 km SSE 207m alt. 2 hours ago	29° C	Clear	Moderate winds from the WSW (28 kph at 250).	16 km
Upland Cable Airport (California) 29 km SSE 440m alt. 1 hour ago	28° C	Clear	Moderate winds from the W (24 kph at 270).	16 km
EL Monte Airport 35 km S 361m alt. 2 hours ago	29° C	Clear	Light winds from the W (19 kph at 260).	16 km
Palmdale Airport 39 km WNW 714m alt. 2 hours ago	28° C	Clear	Fresh winds from the WSW (30 kph at 250).	16 km
Ontario Airport 40 km SE 715m alt. 2 hours ago	30° C	-	Fresh winds from the WSW (30 kph at 250).	16 km Low: few
Chino Airport 45 km SSE 218m alt. 2 hours ago	30° C	Clear	Moderate winds from the WSW (24 kph at 250).	16 km
Glendale 45 km SW 771m alt. 42 minutes ago	29° C	-	Calm (0 kph at 20).
Kagel Launch 50 km WSW 1072m alt. 59 minutes ago	22° C	-	Wind obs. (28 kph from 200 degs) was rejected.
Placentia wx 50 km S 70m alt. 59 minutes ago	28° C	Dry	Light winds from the WSW (8 kph at 242).

* 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.