– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 4 am Tue 01 Sep Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Tue 01 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Tue 01 Sep Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 19mm), heaviest on Wed night. Very mild (max 10°C on Tue morning, min 2°C on Wed night). Wind will be generally light. | Days 4–6 Weather SummarySome drizzle, heaviest during Fri afternoon. Very mild (max 12°C on Sun afternoon, min 4°C on Fri morning). Wind will be generally light. | |||||||||||||||||
Tuesday 1 | Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | Sunday 6 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  | | |  |  | | |  | | | | | | |
some clouds | some clouds | rain shwrs | rain shwrs | light rain | heavy rain | rain shwrs | rain shwrs | some clouds | cloudy | light rain | rain shwrs | clear | some clouds | rain shwrs | some clouds | some clouds | some clouds | |
Cloud base (m) | 5000 | 2000 | 800 | 1650 | 750 | 600 | 1750 | 2200 | 2500 | 2950 | 2000 | 2500 | 2950 | 2450 | 3600 | 7650 | 2850 | 8300 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | 0.8 | 1.3 | 0.9 | 15 | 0.2 | 0.2 | — | — | 0.9 | 0.3 | — | — | 0.6 | — | — | — |
max °C | 10 | 10 | 7 | 4 | 5 | 4 | 3 | 5 | 5 | 4 | 5 | 7 | 7 | 10 | 10 | 11 | 12 | 11 |
min °C | 9 | 9 | 5 | 4 | 4 | 2 | 2 | 4 | 3 | 4 | 5 | 6 | 7 | 9 | 10 | 10 | 12 | 9 |
chill °C | 8 | 7 | 2 | 0 | 1 | -2 | 2 | 3 | 3 | 3 | 5 | 5 | 5 | 8 | 9 | 9 | 12 | 8 |
Freezing level m | 3600 | 3450 | 3100 | 2550 | 2600 | 2250 | 2200 | 2450 | 2400 | 2450 | 2650 | 2800 | 2950 | 3000 | 3100 | 3150 | 3300 | 3350 |
 | 6:24 | — | — | 6:24 | — | — | 6:26 | — | — | 6:28 | — | — | 6:28 | — | — | 6:30 | — | — |
 | — | 7:46 | — | — | 7:45 | — | — | 7:43 | — | — | 7:40 | — | — | 7:38 | — | — | 7:37 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Moderate rain (total 19mm), heaviest on Wed night. Very mild (max 10°C on Tue morning, min 2°C on Wed night). Wind will be generally light.
Mount Index Weather (Days 3-6):
Some drizzle, heaviest during Fri afternoon. Very mild (max 12°C on Sun afternoon, min 4°C on Fri morning). Wind will be generally light.
This table gives the weather forecast for Mount Index at the specific elevation of 1832 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 |
|---|---|---|---|---|---|
 | |||||
SHIP10850 | |||||
SHIP10973 | |||||
| |||||
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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