– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 4 am Tue 21 Apr Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Tue 21 Apr Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Tue 21 Apr 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 Wed morning. Freeze-thaw conditions (max 5°C on Tue morning, min -4°C on Thu morning). Wind will be generally light. | Days 4–6 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 2°C on Fri afternoon, min -2°C on Sun morning). Wind will be generally light. | |||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | Sunday 26 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | |  |  | |  | |  | | | | | |
some clouds | light rain | light snow | mod. snow | light snow | light snow | light snow | some clouds | some clouds | clear | some clouds | clear | some clouds | cloudy | light snow | cloudy | light snow | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | 4 | 9 | 4 | 5 | 2 | — | — | — | — | — | — | — | 1 | — | 3 | — | |
— | 0.1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 5 | 3 | 1 | -1 | -1 | -1 | -3 | -2 | -1 | 0 | 2 | 2 | 1 | 1 | 0 | -1 | 0 | 0 |
min °C | 4 | 2 | -1 | -1 | -1 | -3 | -4 | -3 | -2 | 0 | 1 | 1 | 1 | -1 | -1 | -2 | -1 | -2 |
2 | -1 | -6 | -6 | -7 | -8 | -10 | -8 | -6 | -5 | -3 | -2 | 1 | -1 | -4 | -5 | -1 | -2 | |
3000 | 2600 | 2050 | 1550 | 1550 | 1200 | 1250 | 1400 | 1450 | 1800 | 2000 | 1950 | 1950 | 1750 | 1700 | 1650 | 1800 | 1600 | |
Cloud base (m) | 650 | 650 | 600 | 600 | 600 | 600 | 650 | 750 | 850 | 850 | 2950 | 3350 | 1950 | 650 | 1700 | 1450 | 1800 | |
 | 6:05 | — | — | 6:03 | — | — | 6:03 | — | — | 6:01 | — | — | 5:58 | — | — | 5:56 | — | — |
 | — | — | 8:04 | — | — | 8:05 | — | — | 8:07 | — | — | 8:07 | — | — | 8:09 | — | — | 8:10 |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A heavy fall of snow, heaviest during Wed morning. Freeze-thaw conditions (max 5°C on Tue morning, min -4°C on Thu morning). Wind will be generally light.
Mount Index Weather (Days 3-6):
A dusting of new snow. Freeze-thaw conditions (max 2°C on Fri afternoon, min -2°C on Sun morning). 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.
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