– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 4 pm Fri 15 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Fri 15 May Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Fri 15 May Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryA moderate fall of snow, heaviest on Fri afternoon. Becoming mild with drizzle, on Sat afternoon. Freeze-thaw conditions (max 6°C on Sun afternoon, min 0°C on Fri night). Wind will be generally light. | Days 5–7 Weather SummaryLight rain (total 2mm), mostly falling on Tue afternoon. Very mild (max 10°C on Wed afternoon, min 5°C on Mon night). Wind will be generally light. | ||||||||||||||||
Fri 15 | Saturday 16 | Sunday 17 | Monday 18 | Tuesday 19 | Wednesday 20 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  |  |  | |  | | | | | | | |
mod. snow | light snow | light snow | snow shwrs | cloudy | light rain | rain shwrs | some clouds | cloudy | rain shwrs | rain shwrs | light rain | rain shwrs | rain shwrs | light rain | rain shwrs | cloudy | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
6 | 4 | 4 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | 1.7 | — | 0.1 | 0.1 | — | — | 0.2 | 0.1 | 0.1 | 1 | 0.6 | 0.1 | 0.1 | — | |
max °C | 1 | 2 | 1 | 2 | 2 | 3 | 6 | 6 | 6 | 9 | 7 | 6 | 8 | 8 | 6 | 10 | 9 |
min °C | 1 | 0 | 0 | 2 | 1 | 1 | 4 | 4 | 5 | 7 | 5 | 5 | 7 | 6 | 5 | 8 | 7 |
-3 | -5 | -4 | -1 | -4 | -1 | 4 | 4 | 5 | 6 | 5 | 5 | 6 | 5 | 3 | 7 | 6 | |
1200 | 1150 | 1100 | 1300 | 1100 | 1400 | 1900 | 1950 | 1850 | 2100 | 2000 | 2000 | 2300 | 2150 | 2100 | 2900 | 2950 | |
Cloud base (m) | 600 | 600 | 650 | 700 | 650 | 700 | 850 | 1650 | 1650 | 1900 | 850 | 950 | 900 | 750 | 1550 | 1000 | |
 | — | — | 5:26 | — | — | 5:26 | — | — | 5:24 | — | — | 5:22 | — | — | 5:22 | — | — |
 | — | 8:37 | — | — | 8:37 | — | — | 8:38 | — | — | 8:40 | — | — | 8:42 | — | — | 8:43 |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A moderate fall of snow, heaviest on Fri afternoon. Becoming mild with drizzle, on Sat afternoon. Freeze-thaw conditions (max 6°C on Sun afternoon, min 0°C on Fri night). Wind will be generally light.
Mount Index Weather (Days 3-6):
Light rain (total 2mm), mostly falling on Tue afternoon. Very mild (max 10°C on Wed afternoon, min 5°C on Mon 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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