– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 10 pm Fri 20 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Fri 20 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Fri 20 Mar Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryA dusting of new snow. Temperatures will be below freezing (max 0°C on Sun night, min -7°C on Sat morning). Wind will be generally light. | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Tue afternoon. Temperatures will be below freezing (max 0°C on Mon night, min -9°C on Wed night). Winds decreasing (severe gales from the SW on Tue night, light winds from the W by Thu afternoon). | ||||||||||||||||||
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | Thursday 26 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  | |  | |  | |  |  | | | |  | |  | |
some clouds | light snow | cloudy | some clouds | cloudy | some clouds | some clouds | clear | some clouds | cloudy | light snow | mod. snow | mod. snow | light snow | light snow | mod. snow | snow shwrs | some clouds | clear | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | 1 | — | — | — | — | — | — | — | — | 4 | 6 | 8 | 5 | 2 | 6 | 1 | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -1 | -6 | -6 | -6 | -5 | -3 | 0 | 0 | 0 | 0 | 0 | 0 | -4 | -7 | -6 | -6 | -8 | -6 | -3 |
min °C | -4 | -7 | -6 | -7 | -6 | -4 | -3 | 0 | -1 | -2 | -2 | 0 | -7 | -7 | -6 | -9 | -9 | -7 | -6 |
-11 | -14 | -12 | -14 | -12 | -9 | -7 | -4 | -5 | -8 | -8 | -8 | -18 | -17 | -12 | -18 | -17 | -12 | -8 | |
1250 | 800 | 950 | 600 | 900 | 1250 | 1800 | 1750 | 1650 | 1850 | 1850 | 1800 | 950 | 800 | 1050 | 700 | 750 | 1050 | 0 | |
Cloud base (m) | 650 | 650 | 700 | 650 | 700 | 700 | 5750 | 1500 | 2700 | 800 | 600 | 650 | 650 | 650 | 650 | 700 | 850 | 650 | |
 | — | 7:07 | — | — | 7:05 | — | — | 7:03 | — | — | 7:01 | — | — | 6:58 | — | — | 6:56 | — | — |
 | — | — | 7:20 | — | — | 7:21 | — | — | 7:22 | — | — | 7:23 | — | — | 7:24 | — | — | 7:27 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A dusting of new snow. Temperatures will be below freezing (max 0°C on Sun night, min -7°C on Sat morning). Wind will be generally light.
Mount Index Weather (Days 3-6):
A heavy fall of snow, heaviest during Tue afternoon. Temperatures will be below freezing (max 0°C on Mon night, min -9°C on Wed night). Winds decreasing (severe gales from the SW on Tue night, light winds from the W by Thu afternoon).
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 |
|---|---|---|---|---|---|
 | |||||
SHIP3058 |
* 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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