– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 10 pm Wed 25 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Wed 25 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Wed 25 Mar Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryA heavy fall of snow, heaviest during Wed night. Freeze-thaw conditions (max 1°C on Fri morning, min -9°C on Wed night). Wind will be generally light. | Days 5–7 Weather SummaryA moderate fall of snow, heaviest on Mon morning. Temperatures will be below freezing (max -3°C on Sat night, min -9°C on Mon morning). Wind will be generally light. | ||||||||||||||||||
Thursday 26 | Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | Tuesday 31 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | |  |  |  | | | | |  |  |  | | | |  | |
heavy snow | some clouds | some clouds | clear | some clouds | cloudy | some clouds | clear | some clouds | some clouds | some clouds | cloudy | light snow | light snow | snow shwrs | clear | clear | cloudy | cloudy | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
23 | — | — | — | — | — | — | — | — | — | — | — | 3 | 5 | 2 | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -8 | -8 | -5 | 0 | 1 | 1 | 1 | -3 | -3 | -3 | -5 | -4 | -4 | -9 | -8 | -8 | -7 | -4 | -3 |
min °C | -9 | -9 | -7 | -4 | 1 | 1 | -2 | -3 | -3 | -6 | -6 | -4 | -8 | -9 | -9 | -8 | -7 | -4 | -5 |
-17 | -14 | -11 | -4 | -2 | -3 | -7 | -8 | -8 | -13 | -11 | -9 | -16 | -17 | -16 | -15 | -10 | -7 | -10 | |
550 | 750 | 1050 | 0 | 2050 | 2150 | 1600 | 1200 | 1250 | 750 | 1100 | 1350 | 800 | 600 | 800 | 0 | 850 | 1250 | 1450 | |
Cloud base (m) | 650 | 700 | 850 | 650 | 650 | 750 | 700 | 650 | 850 | 650 | 650 | 2000 | 700 | 600 | 700 | 650 | 6250 | 2400 | |
 | — | 6:56 | — | — | 6:54 | — | — | 6:52 | — | — | 6:50 | — | — | 6:48 | — | — | 6:47 | — | — |
 | — | — | 7:27 | — | — | 7:28 | — | — | 7:30 | — | — | 7:30 | — | — | 7:32 | — | — | 7:34 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A heavy fall of snow, heaviest during Wed night. Freeze-thaw conditions (max 1°C on Fri morning, min -9°C on Wed night). Wind will be generally light.
Mount Index Weather (Days 3-6):
A moderate fall of snow, heaviest on Mon morning. Temperatures will be below freezing (max -3°C on Sat night, min -9°C on Mon morning). 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
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Seattl / oeing Airport | | ||||
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BUOY-WPOW1 | |||||
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* 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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