– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 3 pm Thu 25 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Thu 25 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Thu 25 Dec 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 Fri night. Temperatures will be below freezing (max -3°C on Thu afternoon, min -10°C on Fri night). Mainly strong winds. | Days 5–7 Weather SummaryMostly dry. Freeze-thaw conditions (max 5°C on Tue afternoon, min -4°C on Sun afternoon). Wind will be generally light. | ||||||||||||||||
Thu 25 | Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  |  |  |  | | | | | |  | | | |
heavy snow | snow shwrs | mod. snow | heavy snow | heavy snow | light snow | some clouds | some clouds | cloudy | some clouds | some clouds | some clouds | some clouds | some clouds | clear | some clouds | some clouds | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
11 | 1 | 6 | 16 | 19 | 2 | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -3 | -3 | -5 | -8 | -9 | -8 | -8 | -6 | -4 | -3 | 0 | 1 | 2 | 4 | 4 | 5 | 5 |
min °C | -4 | -5 | -5 | -9 | -10 | -9 | -8 | -8 | -5 | -4 | -2 | 0 | 2 | 3 | 4 | 5 | 3 |
-11 | -12 | -14 | -18 | -19 | -17 | -15 | -15 | -12 | -10 | -8 | -4 | -2 | 0 | 2 | 4 | -2 | |
1300 | 1400 | 950 | 550 | 450 | 400 | 400 | 0 | 650 | 850 | 0 | 1950 | 2250 | 2500 | 2800 | 2800 | 2750 | |
Cloud base (m) | 600 | 600 | 800 | 600 | 600 | 650 | 650 | 850 | 700 | 700 | 750 | 900 | 700 | 650 | 900 | 650 | 1600 |
 | — | — | 7:54 | — | — | 7:54 | — | — | 7:54 | — | — | 7:54 | — | — | 7:54 | — | — |
 | 4:17 | — | — | 4:19 | — | — | 4:20 | — | — | 4:21 | — | — | 4:22 | — | — | 4:22 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max -3°C on Thu afternoon, min -10°C on Fri night). Mainly strong winds.
Mount Index Weather (Days 3-6):
Mostly dry. Freeze-thaw conditions (max 5°C on Tue afternoon, min -4°C on Sun 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
 | |||||
| |||||
 | |||||
BUOY-46120 | |||||
Seattl / oeing Airport | | ||||
BUOY-WPOW1 |
* 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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