– Lat/Long: 47.77° N 121.58° W
Mount Index Weather Forecast
Cascade Range · United StatesIssued: 10 pm Tue 20 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Tue 20 Oct Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Very mild (max 16°C on Wed afternoon, min 2°C on Fri morning). Wind will be generally light. | Days 5–7 Weather SummaryLight rain (total 8mm) at first, then becoming colder with a dusting of snow on Sun afternoon. Mild temperatures (max 7°C on Sat morning, min 1°C on Sun night). Wind will be generally light. | |||||||||||||||
Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | |  | |  | | | | |  |  |  | | |
clear | clear | clear | some clouds | clear | some clouds | some clouds | rain shwrs | rain shwrs | some clouds | some clouds | some clouds | light rain | mod. rain | light snow | some clouds | |
Cloud base (m) | 8700 | 8600 | 8200 | 1600 | 700 | 750 | 6900 | 2650 | 1900 | 650 | 650 | 650 | ||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — |
mm | — | — | — | — | — | — | — | 0.1 | 0.1 | — | — | — | 0.4 | 6 | 2 | — |
max °C | 13 | 15 | 16 | 13 | 9 | 9 | 5 | 3 | 4 | 4 | 7 | 7 | 5 | 3 | 2 | 2 |
min °C | 12 | 13 | 14 | 10 | 9 | 7 | 3 | 2 | 3 | 3 | 5 | 6 | 4 | 2 | 2 | 1 |
chill °C | 12 | 13 | 14 | 10 | 9 | 6 | 0 | -2 | 2 | 3 | 5 | 5 | 3 | 0 | 0 | -1 |
Freezing level m | 3150 | 3050 | 3150 | 3150 | 2900 | 2400 | 1700 | 1350 | 1600 | 2200 | 2450 | 2250 | 2100 | 1400 | 1300 | 1250 |
 | — | 7:33 | — | — | 7:35 | — | — | 7:35 | — | — | 7:37 | — | — | 7:39 | — | — |
 | — | — | 6:07 | — | — | 6:05 | — | — | 6:02 | — | — | 6:01 | — | — | 6:00 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Mostly dry. Very mild (max 16°C on Wed afternoon, min 2°C on Fri morning). Wind will be generally light.
Mount Index Weather (Days 3-6):
Light rain (total 8mm) at first, then becoming colder with a dusting of snow on Sun afternoon. Mild temperatures (max 7°C on Sat morning, min 1°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 | |||||
Seattl / oeing Airport | | ||||
Arlington Municipal 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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