– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 4 pm Sat 11 Apr Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Sat 11 Apr Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Sat 11 Apr Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryMild with light rain (total 4mm) on Sat afternoon Becoming colder with a light covering of snow, mostly falling on Sun night. Freeze-thaw conditions (max 7°C on Sun morning, min 0°C on Mon night). Wind will be generally light. | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Tue afternoon. Freeze-thaw conditions (max 1°C on Tue afternoon, min -4°C on Wed night). Winds decreasing (fresh winds from the SSW on Tue night, calm by Thu night). | ||||||||||||||||
Sat 11 | Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | | |  |  | |  |  |  |  | | |
light rain | some clouds | clear | rain shwrs | light snow | light snow | light snow | light snow | light snow | mod. snow | mod. snow | light snow | snow shwrs | snow shwrs | cloudy | some clouds | some clouds | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | 1 | 1 | 2 | 3 | 2 | 6 | 9 | 3 | 7 | 1 | — | — | — | |
2 | — | — | 0.2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 5 | 5 | 7 | 7 | 5 | 2 | 2 | 1 | 0 | 1 | 0 | -3 | -2 | -3 | -1 | 0 | -1 |
min °C | 4 | 5 | 5 | 6 | 2 | 1 | 1 | 0 | 0 | 0 | -3 | -3 | -2 | -4 | -3 | 0 | -2 |
3 | 5 | 5 | 4 | -1 | -3 | -3 | -4 | -5 | -6 | -10 | -10 | -7 | -7 | -6 | -2 | -2 | |
1800 | 2100 | 2100 | 1950 | 1600 | 1200 | 1250 | 1000 | 1050 | 1050 | 600 | 650 | 800 | 250 | 800 | 1050 | 800 | |
Cloud base (m) | 600 | 1550 | 1700 | 1500 | 600 | 650 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 650 | 650 | 650 | 750 |
 | — | — | 6:22 | — | — | 6:20 | — | — | 6:18 | — | — | 6:16 | — | — | 6:15 | — | — |
 | 7:50 | — | — | 7:51 | — | — | 7:52 | — | — | 7:53 | — | — | 7:54 | — | — | 7:57 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Mild with light rain (total 4mm) on Sat afternoon Becoming colder with a light covering of snow, mostly falling on Sun night. Freeze-thaw conditions (max 7°C on Sun morning, min 0°C on Mon night). Wind will be generally light.
Mount Index Weather (Days 3-6):
A heavy fall of snow, heaviest during Tue afternoon. Freeze-thaw conditions (max 1°C on Tue afternoon, min -4°C on Wed night). Winds decreasing (fresh winds from the SSW on Tue night, calm by Thu night).
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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