– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 9 pm Sat 22 Nov Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 pm Sat 22 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Sat 22 Nov 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 Sat night. Freeze-thaw conditions (max 1°C on Sat night, min -7°C on Sun night). Winds decreasing (fresh winds from the WSW on Sat night, calm by Mon night). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Wed night. Freeze-thaw conditions (max 1°C on Wed morning, min -5°C on Thu night). Winds increasing (light winds from the S on Tue night, fresh winds from the SSW by Wed night). | ||||||||||||||||||
Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | Friday 28 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  |  | | | | | | | | | | | | |
heavy snow | mod. snow | light snow | mod. snow | snow shwrs | snow shwrs | snow shwrs | cloudy | cloudy | mod. snow | light snow | mod. snow | heavy snow | light snow | light snow | mod. snow | light snow | light snow | heavy snow | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
12 | 6 | 3 | 9 | 1 | 1 | 1 | — | — | 10 | 2 | 7 | 16 | 2 | 5 | 7 | 1 | 1 | 14 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 1 | -1 | -2 | -5 | -7 | -6 | -4 | -3 | -4 | 0 | 1 | 0 | -1 | -1 | -4 | -4 | -5 | -5 | -4 |
min°C | -1 | -1 | -3 | -7 | -7 | -6 | -6 | -4 | -4 | -3 | 0 | 0 | -1 | -2 | -4 | -5 | -5 | -5 | -5 |
-8 | -7 | -10 | -15 | -14 | -11 | -10 | -9 | -9 | -6 | -4 | -3 | -8 | -9 | -12 | -10 | -12 | -10 | -10 | |
1900 | 1650 | 1500 | 900 | 850 | 950 | 850 | 1150 | 1100 | 1300 | 1900 | 1850 | 1600 | 1650 | 1200 | 1100 | 1100 | 1100 | 1100 | |
Cloud base (m) | 600 | 600 | 600 | 700 | 700 | 700 | 650 | 650 | 2400 | 600 | 600 | 600 | 600 | 600 | 650 | 650 | 650 | 650 | 650 |
 | — | 7:22 | — | — | 7:24 | — | — | 7:26 | — | — | 7:26 | — | — | 7:28 | — | — | 7:30 | — | — |
 | — | — | 4:21 | — | — | 4:20 | — | — | 4:19 | — | — | 4:19 | — | — | 4:17 | — | — | 4:16 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A heavy fall of snow, heaviest during Sat night. Freeze-thaw conditions (max 1°C on Sat night, min -7°C on Sun night). Winds decreasing (fresh winds from the WSW on Sat night, calm by Mon night).
Mount Index Weather (Days 3-6):
A heavy fall of snow, heaviest during Wed night. Freeze-thaw conditions (max 1°C on Wed morning, min -5°C on Thu night). Winds increasing (light winds from the S on Tue night, fresh winds from the SSW 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 |
|---|---|---|---|---|---|
 | |||||
SHIP7383 | |||||
| |||||
SHIP3063 | |||||
SHIP6256 | |||||
SHIP2195 | |||||
SHIP5671 | |||||
|
* 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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