– Lat/Long: 47.77° N 121.58° W
Mount Index Weather Forecast
Cascade Range · United StatesIssued: 10 pm Wed 09 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Wed 09 Sep Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummarySome drizzle, heaviest during Sat afternoon. Very mild (max 17°C on Wed night, min 7°C on Thu night). Wind will be generally light. | Days 5–7 Weather SummaryLight rain (total 4mm), mostly falling on Sat night. Very mild (max 18°C on Tue afternoon, min 6°C on Sun night). Wind will be generally light. | |||||||||||||||
Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  | |  |  | | | | | | | |
some clouds | some clouds | rain shwrs | rain shwrs | cloudy | cloudy | cloudy | cloudy | light rain | light rain | light rain | light rain | rain shwrs | light rain | rain shwrs | some clouds | |
Cloud base (m) | 5550 | 1800 | 900 | 700 | 750 | 850 | 5000 | 2650 | 2000 | 2100 | 650 | 600 | 2150 | 650 | 750 | 7050 |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | 0.1 | 0.5 | — | — | — | — | 1 | 0.9 | 0.2 | 0.8 | 1.3 | 0.8 | 0.1 | — |
max °C | 17 | 12 | 13 | 11 | 8 | 12 | 11 | 13 | 13 | 10 | 8 | 9 | 9 | 7 | 11 | 11 |
min °C | 13 | 12 | 12 | 7 | 7 | 10 | 10 | 11 | 11 | 7 | 7 | 8 | 6 | 7 | 8 | 10 |
chill °C | 13 | 12 | 12 | 7 | 6 | 10 | 10 | 11 | 10 | 6 | 5 | 6 | 5 | 6 | 8 | 10 |
Freezing level m | 3950 | 3550 | 3300 | 2750 | 2700 | 2800 | 2750 | 2550 | 2600 | 2700 | 2550 | 2500 | 2850 | 3250 | 3300 | 3300 |
 | — | 6:35 | — | — | 6:37 | — | — | 6:39 | — | — | 6:39 | — | — | 6:41 | — | — |
 | — | — | 7:29 | — | — | 7:27 | — | — | 7:24 | — | — | 7:22 | — | — | 7:21 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Some drizzle, heaviest during Sat afternoon. Very mild (max 17°C on Wed night, min 7°C on Thu night). Wind will be generally light.
Mount Index Weather (Days 3-6):
Light rain (total 4mm), mostly falling on Sat night. Very mild (max 18°C on Tue afternoon, min 6°C on Sun 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 |
|---|---|---|---|---|---|
Everett Airport |  | ||||
Renton Airport | | ||||
Stampede Pass Airport | | ||||
BUOY-EBSW1 |
* 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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