– Lat/Long: 47.77° N 121.58° W
Mount Index Weather Forecast
Cascade Range · United StatesIssued: 10 am Fri 23 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Fri 23 Oct 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 10°C on Sun afternoon, min 2°C on Fri morning). Wind will be generally light. | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Wed afternoon. Becoming milder with moderate rain (total 13mm) heaviest on Wed afternoon. Very mild (max 11°C on Mon morning, min 1°C on Wed night). Wind will be generally light. | |||||||||||||||||
Friday 23 | Saturday 24 | Sunday 25 | Monday 26 | Tuesday 27 | Wednesday 28 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | |  |  | | | | |  | |  |  | |
light rain | rain shwrs | clear | clear | some clouds | cloudy | some clouds | some clouds | some clouds | cloudy | some clouds | clear | rain shwrs | light rain | rain shwrs | light rain | light snow | light snow | |
Cloud base (m) | 700 | 900 | 6200 | 5350 | 6300 | 5500 | 5700 | 5500 | 650 | 600 | 600 | 650 | 600 | 600 | ||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 2 |
mm | 0.3 | 0.1 | — | — | — | — | — | — | — | — | — | — | 0.1 | 1.7 | 3 | 3 | 4 | 0.4 |
max °C | 3 | 4 | 5 | 8 | 9 | 8 | 9 | 10 | 9 | 11 | 11 | 7 | 3 | 3 | 3 | 3 | 2 | 2 |
min °C | 2 | 4 | 4 | 5 | 8 | 7 | 6 | 10 | 8 | 8 | 10 | 4 | 3 | 3 | 2 | 3 | 2 | 1 |
chill °C | 0 | 4 | 4 | 5 | 8 | 6 | 5 | 9 | 6 | 7 | 10 | 4 | 0 | 0 | -2 | 0 | 0 | -2 |
Freezing level m | 1400 | 1600 | 2350 | 2500 | 2600 | 2600 | 2450 | 2550 | 2700 | 2750 | 2650 | 2200 | 1550 | 1450 | 1400 | 1350 | 1500 | 1200 |
 | 7:35 | — | — | 7:37 | — | — | 7:39 | — | — | 7:41 | — | — | 7:41 | — | — | 7:43 | — | — |
 | — | 6:02 | — | — | 6:01 | — | — | 6:00 | — | — | 5:58 | — | — | 5:57 | — | — | 5:54 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Mostly dry. Very mild (max 10°C on Sun afternoon, min 2°C on Fri morning). Wind will be generally light.
Mount Index Weather (Days 3-6):
A light covering of new snow mostly falling on Wed afternoon. Becoming milder with moderate rain (total 13mm) heaviest on Wed afternoon. Very mild (max 11°C on Mon morning, min 1°C on Wed night). Wind will be generally light.
This table gives the weather forecast for Mount Index at the specific elevation of 1000 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 | |||||
Seattl / oeing Airport |  | ||||
| |||||
BUOY-WPOW1 |
* 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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