– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 10 am Mon 11 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 am Mon 11 May Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Mon 11 May Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryA moderate fall of snow, heaviest on Wed afternoon. Freeze-thaw conditions (max 15°C on Tue afternoon, min -1°C on Wed afternoon). Wind will be generally light. | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max 0°C on Thu afternoon, min -5°C on Fri night). Mainly fresh winds. | |||||||||||||||||
Monday 11 | Tuesday 12 | Wednesday 13 | Thursday 14 | Friday 15 | Saturday 16 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | | |  |  |  | | | | |  |  | | |  | |
clear | clear | some clouds | some clouds | clear | some clouds | light snow | mod. snow | mod. snow | light snow | light snow | some clouds | light snow | snow shwrs | heavy snow | snow shwrs | light snow | snow shwrs | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | 1 | 6 | 10 | 2 | 1 | — | 1 | 8 | 20 | 2 | 3 | 1 | |
— | — | — | — | — | — | 0.1 | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 5 | 9 | 12 | 12 | 15 | 12 | 3 | -1 | 0 | -1 | 0 | 0 | -1 | -2 | -4 | -5 | -3 | -4 |
min °C | 3 | 8 | 10 | 12 | 13 | 5 | 0 | -1 | -1 | -1 | -1 | -1 | -1 | -3 | -5 | -5 | -4 | -5 |
0 | 8 | 10 | 11 | 13 | 5 | -3 | -6 | -7 | -7 | -7 | -6 | -6 | -11 | -13 | -11 | -10 | -13 | |
3150 | 3350 | 3700 | 3850 | 3650 | 3450 | 1950 | 1650 | 1700 | 1600 | 1750 | 1700 | 1550 | 1450 | 1100 | 1150 | 1400 | 1100 | |
Cloud base (m) | 7100 | 9150 | 6500 | 6400 | 800 | 600 | 600 | 650 | 800 | 1850 | 600 | 650 | 600 | 650 | 800 | 650 | ||
 | 5:33 | — | — | 5:31 | — | — | 5:31 | — | — | 5:30 | — | — | 5:28 | — | — | 5:26 | — | — |
 | — | — | 8:31 | — | — | 8:32 | — | — | 8:34 | — | — | 8:36 | — | — | 8:37 | — | — | 8:37 |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A moderate fall of snow, heaviest on Wed afternoon. Freeze-thaw conditions (max 15°C on Tue afternoon, min -1°C on Wed afternoon). Wind will be generally light.
Mount Index Weather (Days 3-6):
A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max 0°C on Thu afternoon, min -5°C on Fri night). Mainly fresh winds.
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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