– Lat/Long: 47.77° N 121.58° W

Mount Index
Weather Forecast, United States
Issued: 10 pm Sat 19 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Sat 19 Apr 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 -1°C on Sat night, min -6°C on Sun night). Wind will be generally light.										Days 5–7 Weather Summary A heavy fall of snow, heaviest during Fri morning. Freeze-thaw conditions (max 6°C on Thu afternoon, min -3°C on Tue night). Wind will be generally light.
		Sunday 20			Monday 21			Tuesday 22			Wednesday 23			Thursday 24			Friday 25
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	light snow	light snow	mod. snow	light snow	light snow	light snow	some clouds	cloudy	some clouds	clear	clear	clear	clear	some clouds	light snow	heavy snow	some clouds	heavy snow
km/h	W	WSW	W	NW	W	W	NW	N	NW	NW	NNW	SSW	SE	SE	SE	ESE	SSW	SSW	W
See all weather maps
cm	3	2.0	3	8	2.0	2.0	2.0	—	—	—	—	—	—	—	—	4	16	—	13
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	-1	-4	-4	-4	-5	-5	-4	-5	-3	-2	-2	2	4	4	6	6	-3	-1	-1
min°C	-4	-4	-4	-6	-6	-5	-5	-5	-3	-3	-3	1	2	4	5	-1	-3	-2	-5
chill°C	-10	-9	-9	-13	-12	-10	-10	-9	-3	-3	-6	1	0	0	0	-4	-10	-6	-11

Freezing level (m)	1250	1200	1300	950	1000	1150	1000	1100	1400	1200	1450	2100	2300	2500	2550	2250	1400	1700	1100
Cloud base (m)	650	650	600	650	650	650	650	650	800	800	850	1950			2600		600	800	600

	—	6:07	—	—	6:05	—	—	6:03	—	—	6:03	—	—	6:01	—	—	5:58	—	—
	—	—	—	8:01	—	—	8:04	—	—	8:05	—	—	8:07	—	—	8:07	—	—	8:09

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 -1°C on Sat night, min -6°C on Sun night). Wind will be generally light.

Mount Index Weather (Days 3-6):

A heavy fall of snow, heaviest during Fri morning. Freeze-thaw conditions (max 6°C on Thu afternoon, min -3°C on Tue night). 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. 1 hour ago	8° C	Dry	Calm (0 kph at 279).
Everett Airport 55 km W 218m alt. 2 hours ago	9° C	Dry and cloudy.	Light winds from the SSW (6 kph at 200).	16 km Low: overcast
Renton Airport 57 km SW 218m alt. 2 hours ago	10° C	Dry and cloudy.	Light winds from the S (15 kph at 190).	16 km Low: broken Mid: overcast
Stampede Pass Airport 58 km SSE 628m alt. 2 hours ago	1° C	Mist -.	Wind obs. (7 kph from 1 degs) was rejected.	8 km Low: broken Mid: overcast
Seattl / oeing Airport 61 km SW 218m alt. 2 hours ago	10° C	Dry and cloudy.	Light winds from the SSW (7 kph at 210).	16 km Low: broken Mid: overcast
Arlington Municipal Airport 62 km WNW 197m alt. 2 hours ago	9° C	Light rain .	Light winds from the E (9 kph at 90).	16 km Low: broken Mid: overcast
Black Diamond 64 km S 192m alt. 49 minutes ago	9° C	Dry	Calm (3 kph at 0).
Seattle 64 km SW 100m alt. 52 minutes ago		-	Calm (0 kph at 107).
BUOY-WPOW1 66 km WSW 3m alt. 1 hour ago	10° C		Light winds from the S (18 kph at 180).
Seattle Tacoma International Airport 66 km SW 218m alt. 2 hours ago	9° C	Dry and cloudy.	Light winds from the S (13 kph at 180).	16 km Low: overcast

* 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.