– Lat/Long: 47.77° N 121.58° W
Mount Index Weather Forecast
Cascade Range · United StatesIssued: 10 pm Thu 10 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Thu 10 Sep Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 27mm), heaviest during Sun morning. Very mild (max 15°C on Sat afternoon, min 7°C on Fri morning). Wind will be generally light. | Days 5–7 Weather SummaryLight rain (total 4mm), mostly falling on Sun night. Very mild (max 16°C on Wed afternoon, min 7°C on Sun night). Wind will be generally light. | |||||||||||||||
Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | |  |  |  |  |  | | | |  |  | |
rain shwrs | some clouds | some clouds | some clouds | cloudy | cloudy | mod. rain | heavy rain | mod. rain | light rain | light rain | light rain | some clouds | cloudy | rain shwrs | clear | |
Cloud base (m) | 900 | 650 | 5450 | 4900 | 4750 | 3450 | 600 | 600 | 600 | 850 | 700 | 950 | 1500 | 1650 | ||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.9 | — | — | — | — | — | 8 | 13 | 6 | 4 | 0.2 | 0.1 | — | — | 0.4 | — |
max °C | 11 | 8 | 13 | 12 | 14 | 15 | 11 | 7 | 8 | 8 | 7 | 10 | 9 | 8 | 10 | 9 |
min °C | 8 | 7 | 12 | 11 | 13 | 13 | 8 | 7 | 7 | 7 | 7 | 9 | 7 | 7 | 9 | 8 |
chill °C | 8 | 7 | 12 | 11 | 13 | 12 | 8 | 5 | 4 | 5 | 6 | 9 | 7 | 6 | 8 | 8 |
Freezing level m | 2800 | 2900 | 3000 | 2900 | 2950 | 3000 | 2500 | 2300 | 2450 | 2700 | 3400 | 3300 | 3150 | 2450 | 2550 | 3200 |
 | — | 6:37 | — | — | 6:39 | — | — | 6:39 | — | — | 6:41 | — | — | 6:43 | — | — |
 | — | — | 7:27 | — | — | 7:24 | — | — | 7:22 | — | — | 7:21 | — | — | 7:19 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Heavy rain (total 27mm), heaviest during Sun morning. Very mild (max 15°C on Sat afternoon, min 7°C on Fri morning). Wind will be generally light.
Mount Index Weather (Days 3-6):
Light rain (total 4mm), mostly falling on Sun night. Very mild (max 16°C on Wed afternoon, min 7°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 |
|---|---|---|---|---|---|
 | |||||
| |||||
 | |||||
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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