– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 3 pm Wed 28 Jan Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Wed 28 Jan Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Wed 28 Jan 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 Wed afternoon. Freeze-thaw conditions (max 5°C on Sat morning, min -2°C on Wed afternoon). Mainly strong winds. | Days 5–7 Weather SummaryA moderate fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 5°C on Sat afternoon, min -3°C on Sun night). Winds decreasing (fresh winds from the WSW on Sun afternoon, calm by Tue morning). | ||||||||||||||||
Wed 28 | Thursday 29 | Friday 30 | Saturday 31 | Sunday 1 | Monday 2 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | | |  |  |  |  | | | |  | | | |
mod. snow | mod. snow | light snow | light snow | light snow | light snow | light snow | some clouds | light rain | some clouds | snow shwrs | light snow | mod. snow | light snow | cloudy | light snow | snow shwrs | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
6 | 8 | 2 | 1 | 2 | 2 | 2 | — | — | — | 1 | 5 | 7 | 4 | — | 1 | 1 | |
— | — | — | — | 0.5 | — | — | — | 0.4 | — | — | — | — | — | — | — | — | |
max °C | -1 | -1 | 0 | 0 | 3 | 0 | 1 | 4 | 5 | 5 | 4 | -1 | -2 | -2 | -1 | -2 | 0 |
min °C | -2 | -1 | 0 | 0 | 1 | 0 | 1 | 1 | 4 | 5 | -1 | -2 | -2 | -3 | -3 | -3 | -2 |
-9 | -7 | -6 | -5 | -4 | -7 | -6 | -3 | 0 | 1 | -7 | -9 | -9 | -10 | -6 | -8 | -6 | |
1500 | 1700 | 1800 | 1900 | 2100 | 1800 | 1950 | 2300 | 2400 | 2500 | 2300 | 1650 | 1450 | 1350 | 1650 | 1400 | 1500 | |
Cloud base (m) | 650 | 650 | 650 | 700 | 650 | 2350 | 650 | 700 | 2100 | 1750 | 750 | 650 | 650 | 5900 | 900 | 650 | |
 | — | — | 7:35 | — | — | 7:35 | — | — | 7:33 | — | — | 7:33 | — | — | 7:31 | — | — |
 | 5:00 | — | — | 5:01 | — | — | 5:04 | — | — | 5:05 | — | — | 5:07 | — | — | 5:07 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A heavy fall of snow, heaviest during Wed afternoon. Freeze-thaw conditions (max 5°C on Sat morning, min -2°C on Wed afternoon). Mainly strong winds.
Mount Index Weather (Days 3-6):
A moderate fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 5°C on Sat afternoon, min -3°C on Sun night). Winds decreasing (fresh winds from the WSW on Sun afternoon, calm by Tue morning).
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 |
|---|---|---|---|---|---|
 | |||||
SHIP4363 | |||||
 | |||||
| |||||
 | |||||
Seattl / oeing Airport | | ||||
| |||||
SHIP1178 |
* 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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