– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 4 pm Sun 10 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Sun 10 May Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Sun 10 May Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Very mild (max 16°C on Tue afternoon, min 2°C on Sun night). Wind will be generally light. | Days 5–7 Weather SummaryA moderate fall of snow, heaviest on Fri afternoon. Freeze-thaw conditions (max 10°C on Wed afternoon, min -5°C on Fri night). Mainly fresh winds. | ||||||||||||||||
Sun 10 | Monday 11 | Tuesday 12 | Wednesday 13 | Thursday 14 | Friday 15 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | |  | | | | | | |  |  |  | |
rain shwrs | rain shwrs | clear | clear | clear | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | clear | clear | some clouds | cloudy | light snow | snow shwrs | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 4 | |
0.2 | 0.4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 3 | 2 | 4 | 9 | 12 | 12 | 16 | 14 | 10 | 10 | 9 | 3 | 4 | 3 | 0 | 0 | -1 |
min °C | 3 | 2 | 3 | 8 | 10 | 12 | 15 | 11 | 10 | 10 | 3 | 3 | 4 | -1 | -1 | -1 | -5 |
-1 | -2 | 0 | 8 | 10 | 11 | 15 | 11 | 10 | 9 | 0 | 0 | 1 | -7 | -7 | -7 | -13 | |
2350 | 2250 | 3150 | 3400 | 3700 | 3900 | 3750 | 3800 | 3550 | 3400 | 3200 | 2900 | 2950 | 1900 | 1750 | 1750 | 1100 | |
Cloud base (m) | 1700 | 1950 | 7100 | 6450 | 8750 | 6050 | 4150 | 6850 | 2100 | 4900 | 700 | 600 | 850 | ||||
 | — | — | 5:33 | — | — | 5:31 | — | — | 5:31 | — | — | 5:30 | — | — | 5:28 | — | — |
 | — | 8:30 | — | — | 8:31 | — | — | 8:32 | — | — | 8:34 | — | — | 8:36 | — | — | 8:37 |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Mostly dry. Very mild (max 16°C on Tue afternoon, min 2°C on Sun night). Wind will be generally light.
Mount Index Weather (Days 3-6):
A moderate fall of snow, heaviest on Fri afternoon. Freeze-thaw conditions (max 10°C on Wed afternoon, min -5°C on Fri night). Mainly fresh winds.
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.
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