– Lat/Long: 47.77° N 121.58° W

Mount Index
Weather Forecast, United States
Issued: 4 pm Sun 30 Mar Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Sun 30 Mar Local Time

Updates in:

hr min s

Update imminent

2 Mount Index Elevations: 2 Forecast Elevations:

	Days 1–4 Weather Summary A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max 0°C on Sun afternoon, min -6°C on Tue night). Winds decreasing (strong winds from the ESE on Sun night, calm by Mon morning).											Days 5–7 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 4°C on Sat morning, min -6°C on Wed afternoon). Wind will be generally light.
	Sun 30		Monday 31			Tuesday 1			Wednesday 2			Thursday 3			Friday 4
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	light snow	cloudy	light snow	light snow	light snow	light snow	light snow	light snow	snow shwrs	snow shwrs	some clouds	some clouds	clear	some clouds	some clouds	some clouds
km/h	ESE	SW	WSW	W	NW	NW	NW	WSW	SW	W	NNW	NE	N	E	ESE	NNW	E
See all weather maps
cm	—	3	—	2.0	5	4	3	3	2.0	2.0	1.0	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	0	0	-4	-5	-5	-5	-5	-4	-6	-5	-5	-5	-3	0	1	2	3
min°C	0	-4	-5	-5	-5	-5	-5	-6	-6	-6	-5	-5	-4	-2	1	2	3
chill°C	-7	-9	-9	-9	-10	-11	-11	-12	-10	-8	-9	-8	-4	-2	0	2	3

Freezing level (m)	1850	1250	1200	1100	1000	950	1050	950	900	1200	1000	1100	1400	1700	2050	2150	2450
Cloud base (m)	2250	800	600	650	600	600	600	600	600	750	600	700	800	850	6800	2050

	—	—	6:47	—	—	6:45	—	—	6:43	—	—	6:41	—	—	6:39	—	—
	7:32	—	—	7:34	—	—	7:35	—	—	7:37	—	—	7:37	—	—	7:39	—

Mount Index Weather (Days 0-3):

The weather forecast for Mount Index is: A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max 0°C on Sun afternoon, min -6°C on Tue night). Winds decreasing (strong winds from the ESE on Sun night, calm by Mon morning).

Mount Index Weather (Days 3-6):

A dusting of new snow. Freeze-thaw conditions (max 4°C on Sat morning, min -6°C on Wed afternoon). Wind will be generally light.

This table gives the weather forecast for Mount Index at the specific elevation of 1832 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount Index. 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 Washington.

Live conditions reported by 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Harman Heights wx 37 km S 251m alt. 2 hours ago	19° C	Dry	Calm (0 kph at 238).
Everett Airport 55 km W 218m alt. 2 hours ago	16° C	Clear	Light winds from the E.(Wind varies from 040 to 110 degs) (19 kph at 90).	16 km
Renton Airport 57 km SW 218m alt. 2 hours ago	17° C	Clear	Light winds from the ESE (15 kph at 120).	16 km
Stampede Pass Airport 58 km SSE 628m alt. 2 hours ago	5° C	-	Wind obs. (6 kph from 1 degs) was rejected.	16 km Low: few
Seattl / oeing Airport 61 km SW 218m alt. 2 hours ago	17° C	Dry and partly cloudy.	Moderate winds from the ESE (22 kph at 120).	16 km Low: few Mid: broken
Arlington Municipal Airport 62 km WNW 197m alt. 2 hours ago	18° C	Clear	Fresh winds from the SE (31 kph at 140).	16 km
Black Diamond 64 km S 192m alt. 47 minutes ago		-	Wind obs. (13 kph from 360 degs) was rejected.
Seattle 64 km SW 100m alt. 1 hour ago		-	Wind obs. (32 kph from 140 degs) was rejected.
BUOY-WPOW1 66 km WSW 3m alt. 1 hour ago	17° C		Calm (5 kph at 120).
Seattle Tacoma International Airport 66 km SW 218m alt. 2 hours ago	17° C	Dry and partly cloudy.	Strong winds from the ESE (41 kph at 110).	16 km Low: few Mid: broken High: broken

* 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.