– Lat/Long: 34.34° N 117.84° W

Mount Islip
Weather Forecast, United States
Issued: 9 pm Thu 18 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Thu 18 Dec Local Time

Updates in:

hr min s

Update imminent

3 Mount Islip Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Very mild (max 14°C on Thu night, min 8°C on Fri night). Mainly fresh winds.										Days 5–7 Weather Summary Mild with heavy rain (total 23mm), heaviest during Wed morning. Becoming colder with a moderate fall of snow heaviest on Wed morning. Freeze-thaw conditions (max 8°C on Sun night, min -1°C on Wed afternoon). Winds increasing (moderate winds from the SW on Mon afternoon, stormy winds from the SSW by Wed morning).
		Friday 19			Saturday 20			Sunday 21			Monday 22			Tuesday 23			Wednesday 24
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	some clouds	some clouds	some clouds	some clouds	clear	clear	some clouds	some clouds	some clouds	snow shwrs	heavy snow	snow shwrs	snow shwrs
km/h	W	W	W	W	W	W	W	WSW	WSW	WSW	SW	SW	SSW	SSW	S	S	SSW	SW	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	4	11	1	2
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	23	—	—
max°C	14	12	11	10	9	9	9	8	9	8	7	6	6	5	4	3	2	0	-1
min°C	12	11	11	8	9	9	8	8	8	7	7	6	5	4	4	2	0	-1	-1
chill°C	9	8	7	4	5	5	4	4	4	2	3	2	0	-2	-3	-7	-9	-10	-9

Freezing level (m)	4500	4300	4250	4100	3950	3950	3900	3900	3850	3850	3650	3500	3400	3300	3100	3150	2900	2400	2300
Cloud base (m)		9500	9150		9050		7100	6500	7150	8200	8550	8300	7100	7050	6350	2200	850	850	900

	—	6:52	—	—	6:52	—	—	6:52	—	—	6:54	—	—	6:54	—	—	6:54	—	—
	—	—	4:44	—	—	4:44	—	—	4:45	—	—	4:45	—	—	4:45	—	—	4:46	—

Mount Islip Weather (Days 0-3):

The weather forecast for Mount Islip is: Mostly dry. Very mild (max 14°C on Thu night, min 8°C on Fri night). Mainly fresh winds.

Mount Islip Weather (Days 3-6):

Mild with heavy rain (total 23mm), heaviest during Wed morning. Becoming colder with a moderate fall of snow heaviest on Wed morning. Freeze-thaw conditions (max 8°C on Sun night, min -1°C on Wed afternoon). Winds increasing (moderate winds from the SW on Mon afternoon, stormy winds from the SSW by Wed morning).

This table gives the weather forecast for Mount Islip at the specific elevation of 2514 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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Upland Cable Airport (California) 29 km SSE 440m alt. 1 hour ago	19° C	Clear	Light winds from the N (11 kph at 0).	16 km
Palmdale Airport 39 km WNW 714m alt. 2 hours ago	8° C	Clear	Wind obs. (9 kph from 190 degs) was rejected.	16 km
Ontario Airport 40 km SE 715m alt. 2 hours ago	16° C	-	Light winds from the NNE (9 kph at 30).	16 km Low: few
Chino Airport 45 km SSE 218m alt. 2 hours ago	11° C	Clear	Calm (0 kph at 0).	13 km
Glendale 45 km SW 771m alt. 1 hour ago	15° C	-	Calm (0 kph at 96).
Kagel Launch 50 km WSW 1072m alt. 36 minutes ago	20° C	-	Wind obs. (17 kph from 262 degs) was rejected.
Placentia wx 50 km S 70m alt. 24 minutes ago	11° C	Dry	Calm (0 kph at 355).
AJX - CSS 50 km ESE 519m alt. 2 hours ago	19° C	-	Wind obs. (6 kph from 17 degs) was rejected.
Victorville Airport 50 km ENE 880m alt. 1 hour ago	13° C	Clear	Light winds from the SSW (9 kph at 210).	16 km
Crestline - CSS 50 km ESE 1615m alt. 36 minutes ago	16° C	-	Calm (0 kph at 0).

* 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.