– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 3 am Sat 07 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 am Sat 07 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Sat 07 Mar Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryA heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 2°C on Sat morning, min -11°C on Sun night). Winds decreasing (strong winds from the WSW on Sat night, light winds from the WNW by Sun night). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Thu afternoon. Temperatures will be below freezing (max -1°C on Wed afternoon, min -12°C on Thu night). Winds increasing (light winds from the WSW on Tue afternoon, stormy winds from the WSW by Wed night). | |||||||||||||||||
Saturday 7 | Sunday 8 | Monday 9 | Tuesday 10 | Wednesday 11 | Thursday 12 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | | |  | |  | | | | | | | | | |
light rain | light snow | heavy snow | mod. snow | mod. snow | heavy snow | mod. snow | heavy snow | heavy snow | snow shwrs | light snow | heavy snow | mod. snow | light snow | heavy snow | heavy snow | heavy snow | heavy snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | 2 | 11 | 10 | 9 | 24 | 10 | 18 | 25 | 8 | 4 | 12 | 6 | 5 | 33 | 17 | 30 | 16 | |
0.8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 2 | 2 | 1 | -4 | -7 | -9 | -10 | -10 | -10 | -10 | -9 | -5 | -3 | -1 | -1 | -8 | -9 | -11 |
min °C | 2 | 2 | -1 | -6 | -9 | -11 | -11 | -10 | -11 | -11 | -9 | -8 | -4 | -2 | -8 | -8 | -11 | -12 |
-4 | -4 | -8 | -14 | -17 | -21 | -20 | -19 | -20 | -20 | -16 | -18 | -14 | -12 | -17 | -16 | -22 | -20 | |
2350 | 2400 | 2000 | 1100 | 700 | 400 | 400 | 450 | 250 | 400 | 600 | 600 | 1000 | 1350 | 1600 | 650 | 550 | 0 | |
Cloud base (m) | 650 | 650 | 600 | 600 | 600 | 600 | 650 | 600 | 650 | 650 | 650 | 650 | 650 | 600 | 600 | 600 | 600 | 650 |
 | 6:35 | — | — | 7:33 | — | — | 6:31 | — | — | 6:28 | — | — | 6:26 | — | — | 6:24 | — | — |
 | — | 6:00 | — | — | 7:00 | — | — | 6:02 | — | — | 6:04 | — | — | 6:06 | — | — | 6:07 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 2°C on Sat morning, min -11°C on Sun night). Winds decreasing (strong winds from the WSW on Sat night, light winds from the WNW by Sun night).
Mount Index Weather (Days 3-6):
A heavy fall of snow, heaviest during Thu afternoon. Temperatures will be below freezing (max -1°C on Wed afternoon, min -12°C on Thu night). Winds increasing (light winds from the WSW on Tue afternoon, stormy winds from the WSW by Wed 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 |
|---|---|---|---|---|---|
 | |||||
| |||||
 | |||||
BUOY-46120 | |||||
Seattl / oeing Airport | | ||||
SHIP4698 | |||||
SHIP2283 | |||||
SHIP2308 |
* 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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