– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 3 pm Sun 08 Feb Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Sun 08 Feb Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Sun 08 Feb Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryA light covering of new snow mostly falling on Mon morning. Freeze-thaw conditions (max 4°C on Wed morning, min 0°C on Sun night). Wind will be generally light. | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Fri night. Freeze-thaw conditions (max 4°C on Wed afternoon, min -3°C on Fri night). Wind will be generally light. | ||||||||||||||||
Sun 8 | Monday 9 | Tuesday 10 | Wednesday 11 | Thursday 12 | Friday 13 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | |  | | | |  |  | | | |  | |
light rain | light snow | light snow | light snow | some clouds | clear | clear | clear | clear | clear | some clouds | some clouds | cloudy | light snow | light snow | light snow | heavy snow | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | 3 | 3 | 1 | — | — | — | — | — | — | — | — | — | 1 | 3 | 3 | 14 | |
0.1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 3 | 1 | 0 | 1 | 0 | 3 | 3 | 1 | 4 | 4 | 1 | 1 | 1 | 1 | 0 | 1 | 0 |
min °C | 2 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 2 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | -3 |
0 | -4 | -5 | -2 | -2 | -1 | -2 | -2 | 2 | 2 | -2 | -2 | -2 | -3 | -3 | -4 | -7 | |
1400 | 1000 | 1000 | 1100 | 1100 | 1450 | 1400 | 1350 | 1400 | 1600 | 1300 | 1150 | 1100 | 1050 | 1000 | 1100 | 600 | |
Cloud base (m) | 800 | 700 | 650 | 650 | 650 | 600 | 750 | 600 | 1750 | 2100 | 1700 | 650 | 600 | 600 | 600 | ||
 | — | — | 7:20 | — | — | 7:20 | — | — | 7:18 | — | — | 7:16 | — | — | 7:15 | — | — |
 | 5:17 | — | — | 5:20 | — | — | 5:21 | — | — | 5:22 | — | — | 5:23 | — | — | 5:25 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A light covering of new snow mostly falling on Mon morning. Freeze-thaw conditions (max 4°C on Wed morning, min 0°C on Sun night). Wind will be generally light.
Mount Index Weather (Days 3-6):
A heavy fall of snow, heaviest during Fri night. Freeze-thaw conditions (max 4°C on Wed afternoon, min -3°C on Fri night). Wind will be generally light.
This table gives the weather forecast for Mount Index at the specific elevation of 1000 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 | | ||||
SHIP6757 | |||||
SHIP7597 | |||||
SHIP3554 |
* 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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