– Lat/Long: 47.77° N 121.58° W
Mount Index Weather Forecast
Cascade Range · United StatesIssued: 4 am Sun 13 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Sun 13 Sep 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 Sun morning. Becoming milder with light rain (total 5mm) on Sun afternoon. Mild temperatures (max 8°C on Tue night, min 2°C on Sun morning). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Very mild (max 15°C on Thu morning, min 9°C on Wed morning). Wind will be generally light. | |||||||||||||||||
Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  | |  |  | | | | | | | | | |
mod. snow | light snow | light rain | light rain | rain shwrs | some clouds | cloudy | rain shwrs | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | |
Cloud base (m) | 600 | 600 | 650 | 800 | 1500 | 2950 | 2200 | 9100 | ||||||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | 7 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 1.6 | 3 | 0.3 | 0.1 | — | — | 0.1 | — | — | — | — | — | — | — | — | — | — |
max °C | 2 | 3 | 3 | 3 | 5 | 5 | 4 | 6 | 8 | 10 | 13 | 14 | 15 | 15 | 14 | 11 | 11 | 12 |
min °C | 2 | 2 | 3 | 3 | 4 | 4 | 4 | 6 | 7 | 9 | 12 | 13 | 14 | 15 | 11 | 10 | 11 | 11 |
chill °C | -1 | -2 | -2 | 1 | 3 | 1 | 2 | 5 | 5 | 9 | 12 | 13 | 14 | 15 | 10 | 10 | 11 | 11 |
Freezing level m | 2200 | 2400 | 2700 | 3400 | 3250 | 3100 | 2550 | 2750 | 3400 | 3750 | 4050 | 4050 | 3950 | 4000 | 3900 | 3950 | 3950 | 4050 |
 | 6:39 | — | — | 6:41 | — | — | 6:43 | — | — | 6:43 | — | — | 6:45 | — | — | 6:47 | — | — |
 | — | 7:22 | — | — | 7:21 | — | — | 7:19 | — | — | 7:16 | — | — | 7:15 | — | — | 7:13 | — |
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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 Sun morning. Becoming milder with light rain (total 5mm) on Sun afternoon. Mild temperatures (max 8°C on Tue night, min 2°C on Sun morning). Wind will be generally light.
Mount Index Weather (Days 3-6):
Mostly dry. Very mild (max 15°C on Thu morning, min 9°C on Wed 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 | | ||||
|
* 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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