– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 9 am Tue 23 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Tue 23 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Tue 23 Dec Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryA heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 3°C on Wed morning, min -6°C on Tue morning). Winds decreasing (near gales from the SSW on Wed afternoon, light winds from the SSE by Thu afternoon). | Days 4–6 Weather SummaryA moderate fall of snow, heaviest on Fri afternoon. Freeze-thaw conditions (max 4°C on Sun night, min -7°C on Fri night). Wind will be generally light. | |||||||||||||||||
Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  | | | |  | |  |  |  |  |  |  | |  | |
cloudy | cloudy | cloudy | light rain | light snow | cloudy | cloudy | light snow | heavy snow | light snow | mod. snow | mod. snow | snow shwrs | some clouds | clear | clear | clear | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | 3 | — | — | 1 | 17 | 3 | 6 | 8 | 1 | — | — | — | — | — | |
— | — | — | 0.1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -5 | -3 | 2 | 3 | -3 | 0 | 0 | -1 | -4 | -4 | -5 | -6 | -6 | -6 | -2 | 0 | 2 | 4 |
min °C | -6 | -4 | -3 | 2 | -4 | -4 | 0 | -3 | -4 | -5 | -6 | -7 | -6 | -6 | -6 | -1 | 1 | 2 |
-13 | -9 | -8 | -6 | -13 | -11 | -5 | -7 | -10 | -12 | -13 | -14 | -12 | -11 | -11 | -6 | -2 | 0 | |
800 | 1100 | 1350 | 2750 | 1450 | 1400 | 1900 | 1650 | 1150 | 1050 | 1000 | 550 | 600 | 550 | 0 | 1200 | 2150 | 0 | |
Cloud base (m) | 700 | 1650 | 1650 | 1750 | 650 | 600 | 1450 | 750 | 600 | 600 | 600 | 600 | 650 | 650 | 650 | 650 | 650 | 650 |
 | 7:52 | — | — | 7:52 | — | — | 7:54 | — | — | 7:54 | — | — | 7:54 | — | — | 7:54 | — | — |
 | — | 4:16 | — | — | 4:17 | — | — | 4:17 | — | — | 4:19 | — | — | 4:20 | — | — | 4:21 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 3°C on Wed morning, min -6°C on Tue morning). Winds decreasing (near gales from the SSW on Wed afternoon, light winds from the SSE by Thu afternoon).
Mount Index Weather (Days 3-6):
A moderate fall of snow, heaviest on Fri afternoon. Freeze-thaw conditions (max 4°C on Sun night, min -7°C on Fri 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
 | |||||
| |||||
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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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