– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 3 pm Fri 21 Nov Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Fri 21 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Fri 21 Nov Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryA heavy fall of snow, heaviest during Sun afternoon. Freeze-thaw conditions (max 1°C on Fri night, min -7°C on Sun afternoon). Winds increasing (light winds from the WSW on Fri afternoon, fresh winds from the WNW by Sun night). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Wed afternoon. Freeze-thaw conditions (max 1°C on Wed morning, min -7°C on Mon afternoon). Winds increasing (calm on Mon night, near gales from the SW by Wed night). | ||||||||||||||||
Fri 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  |  | |  |  |  |  | | | | | |  | |
cloudy | cloudy | cloudy | cloudy | light snow | heavy snow | heavy snow | heavy snow | mod. snow | light snow | some clouds | cloudy | cloudy | light snow | light snow | mod. snow | mod. snow | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | 3 | 11 | 16 | 11 | 8 | 2 | — | — | — | 3 | 5 | 6 | 9 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 0 | 1 | 1 | 1 | 1 | -1 | -4 | -7 | -7 | -7 | -5 | -4 | -3 | -1 | 1 | 1 | 1 |
min°C | 0 | 1 | 1 | 0 | 0 | -2 | -7 | -7 | -7 | -7 | -7 | -4 | -4 | -3 | 0 | 1 | -3 |
-5 | -3 | -4 | -6 | -6 | -9 | -15 | -16 | -16 | -15 | -13 | -6 | -9 | -3 | -6 | -6 | -12 | |
1800 | 2150 | 2150 | 1900 | 1900 | 1600 | 1050 | 700 | 800 | 800 | 650 | 1050 | 1150 | 1150 | 1700 | 2050 | 1700 | |
Cloud base (m) | 2200 | 650 | 600 | 800 | 600 | 600 | 600 | 650 | 650 | 650 | 650 | 650 | 2250 | 1700 | 650 | 600 | 600 |
 | — | — | 7:22 | — | — | 7:22 | — | — | 7:24 | — | — | 7:26 | — | — | 7:26 | — | — |
 | 4:22 | — | — | 4:22 | — | — | 4:21 | — | — | 4:20 | — | — | 4:19 | — | — | 4:19 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A heavy fall of snow, heaviest during Sun afternoon. Freeze-thaw conditions (max 1°C on Fri night, min -7°C on Sun afternoon). Winds increasing (light winds from the WSW on Fri afternoon, fresh winds from the WNW by Sun night).
Mount Index Weather (Days 3-6):
A heavy fall of snow, heaviest during Wed afternoon. Freeze-thaw conditions (max 1°C on Wed morning, min -7°C on Mon afternoon). Winds increasing (calm on Mon night, near gales from the SW by Wed 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
 | |||||
| |||||
 | |||||
BUOY-46120 | |||||
Seattl / oeing Airport | | ||||
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* 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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