– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 4 am Thu 09 Apr Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Thu 09 Apr Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Thu 09 Apr Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 5mm), mostly falling on Fri night. Very mild (max 13°C on Thu afternoon, min 4°C on Sat afternoon). Wind will be generally light. | Days 4–6 Weather SummaryDrizzle on Sun night followed by colder weather and a heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 5°C on Sun morning, min -1°C on Tue night). Wind will be generally light. | |||||||||||||||||
Thursday 9 | Friday 10 | Saturday 11 | Sunday 12 | Monday 13 | Tuesday 14 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  |  | |  | | |  |  | | | | |  | |
clear | clear | clear | some clouds | cloudy | rain shwrs | light rain | light rain | some clouds | light rain | light rain | light snow | light snow | light snow | light snow | light snow | light snow | heavy snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 2 | 4 | 4 | 4 | 15 | |
— | — | — | — | — | 4 | 0.8 | 0.2 | — | 0.1 | 0.5 | 1 | — | — | — | — | — | — | |
max °C | 10 | 13 | 11 | 12 | 13 | 9 | 7 | 5 | 5 | 5 | 4 | 4 | 0 | 1 | 2 | 0 | 0 | 0 |
min °C | 7 | 13 | 10 | 10 | 11 | 8 | 5 | 4 | 4 | 4 | 4 | 1 | 0 | 1 | 0 | 0 | 0 | -1 |
6 | 13 | 9 | 10 | 11 | 8 | 3 | 3 | 3 | 4 | 2 | -3 | -4 | -3 | -4 | -4 | -5 | -7 | |
2600 | 2800 | 2850 | 2700 | 2500 | 2300 | 1900 | 1850 | 2000 | 1750 | 1700 | 1350 | 1050 | 1250 | 1050 | 1050 | 1050 | 1100 | |
Cloud base (m) | 9150 | 9300 | 9300 | 3400 | 2500 | 700 | 750 | 550 | 1600 | 750 | 600 | 600 | 650 | 600 | 600 | 600 | 600 | 550 |
 | 6:28 | — | — | 6:26 | — | — | 6:24 | — | — | 6:22 | — | — | 6:20 | — | — | 6:18 | — | — |
 | — | 7:46 | — | — | 7:47 | — | — | 7:50 | — | — | 7:51 | — | — | 7:52 | — | — | 7:53 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Light rain (total 5mm), mostly falling on Fri night. Very mild (max 13°C on Thu afternoon, min 4°C on Sat afternoon). Wind will be generally light.
Mount Index Weather (Days 3-6):
Drizzle on Sun night followed by colder weather and a heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 5°C on Sun morning, min -1°C on Tue night). Wind will be generally light.
This table gives the weather forecast for Mount Index at the specific elevation of 1000 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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