– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 9 am Sat 29 Nov Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Sat 29 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Sat 29 Nov Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 1°C on Sun night, min -4°C on Sat afternoon). Winds increasing (calm on Sat afternoon, fresh winds from the NW by Mon morning). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 2°C on Thu night, min -4°C on Tue morning). Winds increasing (light winds from the N on Tue night, strong winds from the WSW by Thu night). | |||||||||||||||||
Saturday 29 | Sunday 30 | Monday 1 | Tuesday 2 | Wednesday 3 | Thursday 4 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | | |  | | | | | |  |  | |  | |
cloudy | some clouds | clear | some clouds | clear | some clouds | some clouds | cloudy | light snow | cloudy | some clouds | some clouds | cloudy | some clouds | cloudy | light snow | light snow | heavy snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — | 2 | 4 | 14 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 0 | -3 | -2 | -2 | 0 | 1 | 0 | 0 | -2 | -3 | -4 | -1 | -1 | -1 | -1 | -1 | 0 | 2 |
min°C | -2 | -4 | -4 | -2 | -1 | 0 | 0 | 0 | -4 | -4 | -4 | -4 | -1 | -2 | -2 | -1 | 0 | 0 |
-5 | -7 | -7 | -2 | -5 | -4 | -7 | -6 | -10 | -7 | -8 | -7 | -5 | -7 | -8 | -6 | -6 | -8 | |
1850 | 1400 | 300 | 1400 | 1500 | 3050 | 1450 | 1750 | 1200 | 1200 | 1050 | 1150 | 1400 | 1350 | 1200 | 1450 | 1800 | 2350 | |
Cloud base (m) | 650 | 2900 | 650 | 6600 | 5900 | 650 | 1950 | 1800 | 600 | 650 | 650 | 650 | 650 | 850 | 850 | 650 | 600 | 600 |
 | 7:31 | — | — | 7:33 | — | — | 7:33 | — | — | 7:35 | — | — | 7:35 | — | — | 7:37 | — | — |
 | — | 4:16 | — | — | 4:15 | — | — | 4:15 | — | — | 4:15 | — | — | 4:15 | — | — | 4:15 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A dusting of new snow. Freeze-thaw conditions (max 1°C on Sun night, min -4°C on Sat afternoon). Winds increasing (calm on Sat afternoon, fresh winds from the NW by Mon morning).
Mount Index Weather (Days 3-6):
A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 2°C on Thu night, min -4°C on Tue morning). Winds increasing (light winds from the N on Tue night, strong winds from the WSW by Thu 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 |
|---|---|---|---|---|---|
SHIP7424 | |||||
 | |||||
 | |||||
SHIP3575 | |||||
SHIP3131 | |||||
SHIP512 | |||||
SHIP3788 | |||||
SHIP1276 |
* 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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