– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 4 am Sun 10 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Sun 10 May Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Sun 10 May Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Very mild (max 17°C on Tue afternoon, min 1°C on Sun night). Wind will be generally light. | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 12°C on Wed morning, min -3°C on Thu night). Winds increasing (calm on Wed morning, fresh winds from the WSW by Thu night). | |||||||||||||||||
Sunday 10 | Monday 11 | Tuesday 12 | Wednesday 13 | Thursday 14 | Friday 15 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  | |  | | |  |  | |  |  | | | |
cloudy | rain shwrs | rain shwrs | clear | clear | clear | some clouds | clear | some clouds | some clouds | some clouds | cloudy | light snow | light snow | heavy snow | snow shwrs | some clouds | clear | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 | 18 | 2 | — | — | |
— | 0.1 | 0.1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 6 | 5 | 3 | 5 | 9 | 12 | 13 | 17 | 15 | 12 | 12 | 11 | 1 | 1 | 0 | -3 | 1 | 2 |
min °C | 5 | 4 | 1 | 3 | 8 | 10 | 12 | 16 | 13 | 12 | 12 | 4 | 0 | 0 | -3 | -3 | -1 | 1 |
2 | 0 | -4 | 0 | 8 | 10 | 11 | 16 | 13 | 12 | 11 | 1 | -5 | -6 | -10 | -9 | -7 | -3 | |
2950 | 2400 | 2400 | 3150 | 3450 | 3650 | 3900 | 3800 | 3850 | 3750 | 3650 | 3350 | 1850 | 1950 | 1600 | 1350 | 1950 | 2250 | |
Cloud base (m) | 2150 | 1800 | 850 | 6650 | 6850 | 6700 | 6650 | 5400 | 5350 | 800 | 700 | 650 | 650 | 950 | 8200 | |||
 | 5:35 | — | — | 5:33 | — | — | 5:31 | — | — | 5:31 | — | — | 5:30 | — | — | 5:28 | — | — |
 | — | — | 8:30 | — | — | 8:31 | — | — | 8:32 | — | — | 8:34 | — | — | 8:36 | — | — | 8:37 |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Mostly dry. Very mild (max 17°C on Tue afternoon, min 1°C on Sun night). Wind will be generally light.
Mount Index Weather (Days 3-6):
A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 12°C on Wed morning, min -3°C on Thu night). Winds increasing (calm on Wed morning, fresh winds from the WSW by Thu 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.
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