– Lat/Long: 47.77° N 121.58° W
Mount Index Weather Forecast
Cascade Range · United StatesIssued: 4 am Sun 20 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Sun 20 Sep Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Very mild (max 14°C on Sun afternoon, min 3°C on Tue night). Wind will be generally light. | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Thu night. Freeze-thaw conditions (max 6°C on Wed afternoon, min -1°C on Fri morning). Wind will be generally light. | |||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | |  |  |  | | | | | | |  |  |  |  | | |
clear | clear | clear | clear | some clouds | some clouds | rain shwrs | rain shwrs | some clouds | clear | clear | some clouds | some clouds | light rain | light snow | light snow | snow shwrs | some clouds | |
Cloud base (m) | 9650 | 9350 | 7900 | 650 | 1600 | 1750 | 2200 | 2450 | 6300 | 2300 | 600 | 600 | 700 | 900 | ||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 1 | 2 | — |
mm | — | — | — | — | — | — | 0.4 | 0.3 | — | — | — | — | — | 0.5 | — | — | — | — |
max °C | 13 | 14 | 14 | 11 | 10 | 8 | 5 | 5 | 5 | 4 | 6 | 5 | 5 | 3 | 1 | -1 | -1 | 0 |
min °C | 13 | 14 | 12 | 11 | 9 | 6 | 4 | 5 | 3 | 3 | 5 | 5 | 4 | 2 | 0 | -1 | -1 | -1 |
chill °C | 13 | 14 | 11 | 9 | 7 | 3 | 1 | 2 | 0 | 0 | 2 | 2 | 3 | -1 | -4 | -6 | -6 | -6 |
Freezing level m | 4050 | 4050 | 4000 | 3800 | 3700 | 3550 | 3250 | 2750 | 2450 | 2550 | 2800 | 2950 | 2650 | 2300 | 1800 | 1600 | 1750 | 1750 |
 | 6:48 | — | — | 6:50 | — | — | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:56 | — | — |
 | — | 7:07 | — | — | 7:06 | — | — | 7:04 | — | — | 7:01 | — | — | 7:00 | — | — | 6:58 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Mostly dry. Very mild (max 14°C on Sun afternoon, min 3°C on Tue night). Wind will be generally light.
Mount Index Weather (Days 3-6):
A light covering of new snow mostly falling on Thu night. Freeze-thaw conditions (max 6°C on Wed afternoon, min -1°C on Fri morning). 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 |
|---|---|---|---|---|---|
 | |||||
 | |||||
| |||||
BUOY-EBSW1 | |||||
BUOY-46120 | |||||
Seattl / oeing Airport | | ||||
SHIP4851 | |||||
 |
* 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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