Mount Index weather
– Lat/Long: 47.77° N 121.58° W

Mount Index
Weather Forecast, United States

Issued: 3 am Thu 11 Dec Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A light covering of new snow mostly falling on Thu morning. Becoming milder with moderate rain (total 14mm) heaviest on Thu night. Freeze-thaw conditions (max 7°C on Sat morning, min 0°C on Thu morning). Winds increasing (light winds from the WSW on Fri night, strong winds from the SW by Sat night).

Days 4–6 Weather Summary

Heavy rain (total 49mm) on Sun night. Becoming colder with heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 4°C on Sun night, min -8°C on Tue night). Winds decreasing (severe gales from the SW on Mon night, light winds from the W by Tue night).

Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
light snow
mod rain
light rain
light rain
rain showers
clear
part cloud
snow showers
light snow
light rain
heavy rain
heavy rain
heavy rain
snow showers
mod snow
mod snow
heavy snow
light snow
light snow
mod. rain
light rain
light rain
rain shwrs
clear
some clouds
snow shwrs
light snow
light rain
heavy rain
heavy rain
heavy rain
snow shwrs
mod. snow
mod. snow
heavy snow
 km/h
25
W
25
W
35
W
30
W
35
W
25
W
20
WSW
25
SW
40
SW
30
SW
25
SW
40
SW
60
SW
55
SW
80
SW
35
SSW
60
SW
40
WSW
 cm 
5
2
1
2
4
6
9
27
 mm 
9
3
1
0.5
0.1
0.1
16
16
12
4
max°C
0
2
3
3
3
5
7
7
6
2
3
4
4
4
3
-2
-1
-6
min°C
0
1
2
3
3
3
6
7
1
1
2
3
4
4
-4
-4
-2
-8
chill°C 
-6
-5
-4
-3
-3
-2
2
3
-4
-5
-4
-4
-3
-3
-11
-12
-11
-17
Freezing level (m
1700
2150
2550
2650
2950
3350
3200
2950
2700
2200
2300
2400
2650
2550
1700
1100
1550
750
Cloud base (m)
650
650
650
650
650
650
850
650
750
600
600
600
700
550
550
Sea lvl1000m2000m3000m4000m5000m
02333477423444-1-3-2-74577771011767899523-2
Sunrise
7:45
7:46
7:47
7:47
7:48
7:48
Sunset
4:13
4:14
4:14
4:14
4:14
4:14

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Mount Index Weather (Days 0-3):

The weather forecast for Mount Index is: A light covering of new snow mostly falling on Thu morning. Becoming milder with moderate rain (total 14mm) heaviest on Thu night. Freeze-thaw conditions (max 7°C on Sat morning, min 0°C on Thu morning). Winds increasing (light winds from the WSW on Fri night, strong winds from the SW by Sat night).

Mount Index Weather (Days 3-6):

Heavy rain (total 49mm) on Sun night. Becoming colder with heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 4°C on Sun night, min -8°C on Tue night). Winds decreasing (severe gales from the SW on Mon night, light winds from the W by Tue night).

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 StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
34 km W
196m alt.
2 hours ago
9° C
Dry
2
Calm
(2 kph at 190).
3
37 km S
251m alt.
1 hour ago
8° C
Dry
0
Calm
(0 kph at 301).
0
55 km W
218m alt.
2 hours ago
8° C
moderate rain
Moderate rain .
9
Light winds from the E
(9 kph at 90).
8 km
Mid: overcast
58 km SSE
628m alt.
2 hours ago
2° C
light rain
Light rain .
9
Light winds from the NW
(9 kph at 310).
8 km
Mid: overcast
BUOY-46120
61 km WSW
3m alt.
2 hours ago
10° C
18
Light winds from the ENE
(18 kph at 70).
62 km WNW
197m alt.
2 hours ago
8° C
light rain
Light rain .
6
Light winds from the SSW
(6 kph at 200).
16 km
Low: overcast
64 km S
192m alt.
1 hour ago
17° C
Dry
2
Calm
(2 kph at 0).
6
64 km SW
100m alt.
1 hour ago
12° C
-
5
Calm
(5 kph at 5).
SHIP9207
65 km SW
15m alt.
3 hours ago
5
Calm
(6 kph at 100).
- km
SHIP3307
65 km SW
15m alt.
2 hours ago
5
Calm
(6 kph at 80).
- 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.

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