– Lat/Long: 47.77° N 121.58° W
Mount Index Weather Forecast
Cascade Range · United StatesIssued: 9 pm Sat 14 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Sat 14 Nov 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 Sun night. Freeze-thaw conditions (max 2°C on Sat night, min -4°C on Sun night). Winds decreasing (strong winds from the SSW on Sat night, calm by Tue morning). | Days 5–7 Weather SummaryMostly dry. Temperatures will be below freezing (max -1°C on Tue night, min -5°C on Wed afternoon). Wind will be generally light. | |||||||||||||||
Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | Thursday 19 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | |  | |  | | |  |  | | | | |
mod. snow | light snow | light snow | snow shwrs | clear | clear | clear | clear | some clouds | clear | some clouds | cloudy | some clouds | clear | clear | clear | |
Cloud base (m) | 700 | 650 | 650 | 600 | 1900 | 1700 | 750 | 850 | 600 | 5400 | 2200 | 650 | 850 | 850 | 600 | |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | 6 | 2 | 5 | 4 | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 2 | -2 | -3 | -4 | -3 | -3 | -3 | -3 | -3 | -1 | -2 | -4 | -3 | -3 | -3 | -3 |
min °C | -1 | -2 | -3 | -4 | -4 | -3 | -4 | -4 | -3 | -2 | -3 | -5 | -4 | -3 | -3 | -3 |
chill °C | -8 | -10 | -10 | -11 | -8 | -6 | -6 | -4 | -3 | -5 | -9 | -11 | -7 | -6 | -6 | -6 |
Freezing level m | 2000 | 1550 | 1350 | 1200 | 1300 | 1350 | 1150 | 1200 | 1250 | 1550 | 1500 | 1100 | 1100 | 1250 | 1250 | 1250 |
 | — | 7:11 | — | — | 7:13 | — | — | 7:15 | — | — | 7:16 | — | — | 7:18 | — | — |
 | — | — | 4:29 | — | — | 4:28 | — | — | 4:25 | — | — | 4:24 | — | — | 4:23 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A moderate fall of snow, heaviest on Sun night. Freeze-thaw conditions (max 2°C on Sat night, min -4°C on Sun night). Winds decreasing (strong winds from the SSW on Sat night, calm by Tue morning).
Mount Index Weather (Days 3-6):
Mostly dry. Temperatures will be below freezing (max -1°C on Tue night, min -5°C on Wed afternoon). 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.
* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.
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