– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 9 pm Mon 01 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 pm Mon 01 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Mon 01 Dec 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 Thu afternoon. Temperatures will be below freezing (max -1°C on Wed night, min -4°C on Mon night). Wind will be generally light. | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 2°C on Thu night, min -3°C on Fri night). Winds decreasing (strong winds from the WNW on Fri morning, light winds from the WSW by Sat night). | ||||||||||||||||||
Tuesday 2 | Wednesday 3 | Thursday 4 | Friday 5 | Saturday 6 | Sunday 7 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | |  |  | |  |  | |  | | | | | |  | |
light snow | cloudy | some clouds | some clouds | cloudy | cloudy | cloudy | light snow | light snow | heavy snow | mod. snow | light snow | mod. snow | light snow | mod. snow | light snow | cloudy | light snow | snow shwrs | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
3 | — | — | — | — | — | — | 2 | 5 | 14 | 9 | 4 | 10 | 2 | 7 | 2 | — | 3 | 4 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -3 | -3 | -3 | -2 | -2 | -2 | -1 | -1 | -1 | 2 | 1 | 0 | -2 | -3 | -2 | -1 | -2 | -1 | -2 |
min°C | -4 | -3 | -3 | -3 | -2 | -3 | -2 | -1 | -1 | 0 | 1 | -1 | -3 | -3 | -3 | -2 | -2 | -1 | -3 |
-10 | -7 | -6 | -3 | -7 | -8 | -7 | -6 | -7 | -6 | -7 | -8 | -11 | -10 | -10 | -7 | -8 | -8 | -10 | |
1200 | 1200 | 1150 | 1200 | 1300 | 1150 | 1200 | 1550 | 1450 | 2200 | 2050 | 1800 | 1450 | 1400 | 1400 | 1450 | 1500 | 1600 | 1400 | |
Cloud base (m) | 700 | 650 | 650 | 650 | 650 | 1850 | 650 | 650 | 650 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 700 | 600 | 800 |
 | — | 7:35 | — | — | 7:35 | — | — | 7:37 | — | — | 7:39 | — | — | 7:39 | — | — | 7:41 | — | — |
 | — | — | 4:15 | — | — | 4:15 | — | — | 4:15 | — | — | 4:14 | — | — | 4:14 | — | — | 4:14 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A moderate fall of snow, heaviest on Thu afternoon. Temperatures will be below freezing (max -1°C on Wed night, min -4°C on Mon night). Wind will be generally light.
Mount Index Weather (Days 3-6):
A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 2°C on Thu night, min -3°C on Fri night). Winds decreasing (strong winds from the WNW on Fri morning, light winds from the WSW by Sat night).
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 |
|---|---|---|---|---|---|
SHIP6803 | |||||
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SHIP10044 | |||||
SHIP5459 | |||||
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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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