– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 9 am Sun 15 Feb Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Sun 15 Feb Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Sun 15 Feb Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryA moderate fall of snow, heaviest on Mon afternoon. Temperatures will be below freezing (max -4°C on Sun morning, min -10°C on Tue night). Wind will be generally light. | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Wed morning. Temperatures will be below freezing (max -4°C on Fri night, min -11°C on Wed night). Wind will be generally light. | |||||||||||||||||
Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | Thursday 19 | Friday 20 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  | | |  | |  | | | | | |  | |
clear | some clouds | some clouds | cloudy | light snow | snow shwrs | snow shwrs | light snow | snow shwrs | mod. snow | snow shwrs | mod. snow | light snow | some clouds | snow shwrs | light snow | cloudy | light snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | 5 | 1 | 1 | 5 | 4 | 6 | 1 | 6 | 2 | — | 3 | 4 | — | 1 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -4 | -4 | -5 | -7 | -8 | -8 | -8 | -8 | -9 | -10 | -9 | -10 | -11 | -11 | -10 | -9 | -6 | -4 |
min °C | -5 | -5 | -7 | -8 | -9 | -9 | -9 | -9 | -10 | -10 | -10 | -11 | -11 | -11 | -11 | -9 | -7 | -5 |
-8 | -10 | -13 | -16 | -18 | -17 | -14 | -14 | -15 | -16 | -15 | -19 | -14 | -16 | -18 | -16 | -12 | -10 | |
1050 | 1150 | 850 | 750 | 700 | 100 | 650 | 650 | 400 | 450 | 500 | 250 | 300 | 300 | 0 | 450 | 700 | 650 | |
Cloud base (m) | 5650 | 1950 | 600 | 550 | 1550 | 600 | 1850 | 700 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 1850 |
 | 7:11 | — | — | 7:09 | — | — | 7:07 | — | — | 7:05 | — | — | 7:05 | — | — | 7:03 | — | — |
 | — | 5:29 | — | — | 5:30 | — | — | 5:31 | — | — | 5:34 | — | — | 5:35 | — | — | 5:37 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A moderate fall of snow, heaviest on Mon afternoon. Temperatures will be below freezing (max -4°C on Sun morning, min -10°C on Tue night). Wind will be generally light.
Mount Index Weather (Days 3-6):
A heavy fall of snow, heaviest during Wed morning. Temperatures will be below freezing (max -4°C on Fri night, min -11°C on Wed night). 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 |
|---|---|---|---|---|---|
 | |||||
SHIP5055 | |||||
| |||||
| |||||
SHIP3553 | |||||
| |||||
BUOY-46120 | |||||
Seattl / oeing Airport | |
* 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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