– Lat/Long: 47.77° N 121.58° W
Mount Index Weather Forecast
Cascade Range · United StatesIssued: 3 am Wed 11 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Wed 11 Nov Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryA light covering of new snow mostly falling on Fri night. Freeze-thaw conditions (max 9°C on Wed morning, min 0°C on Fri night). Winds decreasing (strong winds from the SE on Fri morning, light winds from the SSE by Fri night). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Sat night. Freeze-thaw conditions (max 1°C on Sat night, min -4°C on Mon night). Winds decreasing (fresh winds from the S on Sat night, calm by Mon night). | |||||||||||||||||
Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | | | | |  |  | |  |  | | | | |  | |
some clouds | some clouds | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | light snow | snow shwrs | cloudy | mod. snow | light snow | light snow | light snow | snow shwrs | some clouds | some clouds | |
Cloud base (m) | 5950 | 6650 | 6300 | 6400 | 5950 | 6250 | 5350 | 2200 | 550 | 750 | 750 | 2100 | 600 | 600 | 600 | 700 | 1600 | 850 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | 5 | 2 | — | 8 | 5 | 3 | 5 | 2 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 9 | 8 | 7 | 7 | 8 | 9 | 7 | 4 | 0 | -1 | 0 | 1 | 1 | 0 | -2 | -3 | -3 | -3 |
min °C | 8 | 7 | 6 | 6 | 8 | 8 | 5 | 1 | 0 | -1 | -1 | 1 | 0 | 0 | -3 | -3 | -3 | -4 |
chill °C | 4 | 3 | 3 | 3 | 5 | 3 | -1 | -5 | -5 | -6 | -6 | -4 | -6 | -6 | -9 | -8 | -7 | -4 |
Freezing level m | 2950 | 2900 | 3050 | 2850 | 2950 | 3150 | 2850 | 2400 | 1750 | 1750 | 1700 | 2100 | 2000 | 1800 | 1500 | 1350 | 1450 | 1300 |
 | 7:05 | — | — | 7:07 | — | — | 7:09 | — | — | 7:09 | — | — | 7:11 | — | — | 7:13 | — | — |
 | — | 4:32 | — | — | 4:31 | — | — | 4:30 | — | — | 4:30 | — | — | 4:29 | — | — | 4:28 | — |
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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 Fri night. Freeze-thaw conditions (max 9°C on Wed morning, min 0°C on Fri night). Winds decreasing (strong winds from the SE on Fri morning, light winds from the SSE by Fri night).
Mount Index Weather (Days 3-6):
A heavy fall of snow, heaviest during Sat night. Freeze-thaw conditions (max 1°C on Sat night, min -4°C on Mon night). Winds decreasing (fresh winds from the S on Sat night, calm by Mon 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 |
|---|---|---|---|---|---|
 | |||||
SHIP3665 | |||||
| |||||
SHIP5739 | |||||
SHIP6676 | |||||
SHIP1515 | |||||
SHIP3292 | |||||
SHIP1201 |
* 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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