– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 9 am Tue 09 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Tue 09 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Tue 09 Dec Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 132mm), heaviest during Wed night. Mild temperatures (max 9°C on Wed morning, min 2°C on Tue morning). Winds increasing (calm on Tue morning, near gales from the SW by Wed morning). | Days 4–6 Weather SummaryHeavy rain (total 20mm), heaviest during Sun night. Mild temperatures (max 9°C on Sat morning, min 5°C on Fri night). Wind will be generally light. | |||||||||||||||||
Tuesday 9 | Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | |  | |  | | |  |  |  | | | | | |
rain shwrs | light rain | heavy rain | heavy rain | heavy rain | heavy rain | mod. rain | light rain | mod. rain | light rain | light rain | rain shwrs | clear | some clouds | rain shwrs | light rain | light rain | heavy rain | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
0.1 | 1.7 | 33 | 22 | 20 | 39 | 8 | 2 | 6 | 1.7 | 1.5 | 0.3 | — | — | 4 | 1.5 | 1.3 | 10 | |
max°C | 3 | 4 | 8 | 9 | 9 | 9 | 4 | 4 | 6 | 7 | 6 | 6 | 9 | 9 | 9 | 6 | 6 | 7 |
min°C | 2 | 3 | 5 | 8 | 9 | 4 | 3 | 4 | 5 | 7 | 6 | 5 | 7 | 9 | 5 | 6 | 6 | 6 |
0 | 0 | 1 | 3 | 4 | 2 | 2 | 3 | 2 | 4 | 2 | 2 | 5 | 7 | 2 | 4 | 5 | 3 | |
1300 | 1750 | 2750 | 2800 | 3050 | 2500 | 1650 | 1950 | 2500 | 2350 | 2350 | 3100 | 2950 | 2750 | 2450 | 2100 | 2150 | 2500 | |
Cloud base (m) | 650 | 1650 | 600 | 600 | 600 | 600 | 650 | 650 | 650 | 600 | 600 | 800 | 8800 | 4700 | 650 | 650 | 1600 | |
 | 7:43 | — | — | 7:43 | — | — | 7:45 | — | — | 7:46 | — | — | 7:47 | — | — | 7:47 | — | — |
 | — | 4:14 | — | — | 4:13 | — | — | 4:13 | — | — | 4:14 | — | — | 4:14 | — | — | 4:14 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Heavy rain (total 132mm), heaviest during Wed night. Mild temperatures (max 9°C on Wed morning, min 2°C on Tue morning). Winds increasing (calm on Tue morning, near gales from the SW by Wed morning).
Mount Index Weather (Days 3-6):
Heavy rain (total 20mm), heaviest during Sun night. Mild temperatures (max 9°C on Sat morning, min 5°C on Fri 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-46120 | |||||
Seattl / oeing Airport |  | ||||
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* 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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