– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 4 pm Fri 10 Apr Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Fri 10 Apr Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Fri 10 Apr Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 9mm) at first, then becoming colder with a dusting of snow on Mon morning. Freeze-thaw conditions (max 14°C on Fri afternoon, min 0°C on Mon morning). Wind will be generally light. | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 2°C on Mon afternoon, min -4°C on Tue night). Winds decreasing (fresh winds from the SW on Tue afternoon, calm by Wed night). | ||||||||||||||||
Fri 10 | Saturday 11 | Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | |  |  | | | |  |  | | | | |
some clouds | some clouds | light rain | light rain | cloudy | rain shwrs | light rain | light snow | light snow | light snow | light snow | light snow | mod. snow | heavy snow | light snow | light snow | some clouds | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | 1 | 3 | 2 | 4 | 5 | 6 | 14 | 3 | 2 | — | |
— | — | 4 | 1.8 | — | 0.1 | 1.1 | 2 | — | — | — | — | — | — | — | — | — | |
max °C | 14 | 11 | 6 | 4 | 5 | 6 | 6 | 5 | 1 | 2 | 1 | 0 | 0 | 0 | -3 | -2 | -2 |
min °C | 13 | 7 | 5 | 4 | 4 | 5 | 6 | 1 | 0 | 1 | -1 | -1 | 0 | -4 | -3 | -2 | -3 |
13 | 7 | 3 | 2 | 3 | 4 | 4 | -3 | -5 | -2 | -6 | -6 | -6 | -10 | -7 | -5 | -5 | |
2650 | 2450 | 1900 | 1700 | 2000 | 2000 | 1900 | 1350 | 1100 | 1250 | 850 | 1000 | 1000 | 450 | 600 | 800 | 0 | |
Cloud base (m) | 2650 | 2550 | 750 | 600 | 600 | 1500 | 800 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 650 | 800 |
 | — | — | 6:24 | — | — | 6:22 | — | — | 6:20 | — | — | 6:18 | — | — | 6:16 | — | — |
 | 7:47 | — | — | 7:50 | — | — | 7:51 | — | — | 7:52 | — | — | 7:53 | — | — | 7:54 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Light rain (total 9mm) at first, then becoming colder with a dusting of snow on Mon morning. Freeze-thaw conditions (max 14°C on Fri afternoon, min 0°C on Mon morning). Wind will be generally light.
Mount Index Weather (Days 3-6):
A heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 2°C on Mon afternoon, min -4°C on Tue night). Winds decreasing (fresh winds from the SW on Tue afternoon, calm by Wed 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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