– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 9 am Sun 01 Feb Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Sun 01 Feb Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Sun 01 Feb Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryA moderate fall of snow, heaviest on Sun morning. Freeze-thaw conditions (max 7°C on Tue afternoon, min -3°C on Sun night). Winds decreasing (strong winds from the WSW on Sun morning, calm by Mon night). | Days 4–6 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 12°C on Thu morning, min 0°C on Fri afternoon). Wind will be generally light. | |||||||||||||||||
Sunday 1 | Monday 2 | Tuesday 3 | Wednesday 4 | Thursday 5 | Friday 6 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  |  | | |  |  | | | | | |  | |
light snow | snow shwrs | some clouds | light snow | light snow | snow shwrs | cloudy | some clouds | some clouds | some clouds | clear | clear | clear | clear | clear | some clouds | some clouds | light snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
5 | 3 | — | 4 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | 2 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -1 | -2 | -1 | -1 | 1 | 4 | 6 | 7 | 7 | 8 | 10 | 11 | 12 | 11 | 9 | 5 | 2 | 0 |
min °C | -2 | -2 | -3 | -2 | 0 | 1 | 5 | 7 | 6 | 8 | 9 | 10 | 12 | 10 | 6 | 3 | 0 | 0 |
-10 | -10 | -10 | -8 | -5 | -3 | 5 | 5 | 3 | 6 | 9 | 10 | 11 | 8 | 3 | -2 | -5 | -5 | |
1600 | 1550 | 1400 | 1350 | 1650 | 2300 | 2950 | 3100 | 3050 | 3050 | 3250 | 3550 | 3750 | 3800 | 3200 | 2550 | 2150 | 1800 | |
Cloud base (m) | 850 | 650 | 800 | 900 | 650 | 650 | 750 | 750 | 3050 | 8750 | 8200 | 8650 | 8300 | 650 | ||||
 | 7:33 | — | — | 7:31 | — | — | 7:30 | — | — | 7:28 | — | — | 7:26 | — | — | 7:26 | — | — |
 | — | 5:07 | — | — | 5:07 | — | — | 5:09 | — | — | 5:12 | — | — | 5:13 | — | — | 5:15 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A moderate fall of snow, heaviest on Sun morning. Freeze-thaw conditions (max 7°C on Tue afternoon, min -3°C on Sun night). Winds decreasing (strong winds from the WSW on Sun morning, calm by Mon night).
Mount Index Weather (Days 3-6):
A dusting of new snow. Freeze-thaw conditions (max 12°C on Thu morning, min 0°C on Fri afternoon). Wind will be generally light.
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 |
|---|---|---|---|---|---|
 | |||||
SHIP3366 | |||||
| |||||
SHIP6193 | |||||
SHIP2862 | |||||
SHIP7466 | |||||
| |||||
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* 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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