– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 10 am Thu 14 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 am Thu 14 May Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Thu 14 May 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 Thu afternoon giving way to a moderate fall of snow, heaviest on Sat morning. Freeze-thaw conditions (max 6°C on Thu afternoon, min 0°C on Sat morning). Wind will be generally light. | Days 4–6 Weather SummaryLight rain (total 7mm), mostly falling on Mon night. Mild temperatures (max 8°C on Mon afternoon, min 1°C on Sun morning). Wind will be generally light. | |||||||||||||||||
Thursday 14 | Friday 15 | Saturday 16 | Sunday 17 | Monday 18 | Tuesday 19 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | |  |  | | |  |  |  | | | | |
rain shwrs | mod. rain | mod. rain | light snow | light snow | mod. snow | light snow | rain shwrs | rain shwrs | cloudy | rain shwrs | rain shwrs | some clouds | light rain | light rain | rain shwrs | rain shwrs | rain shwrs | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | 1 | 5 | 6 | 5 | — | — | — | — | — | — | — | — | — | — | — | |
1.7 | 6 | 8 | — | — | — | — | 3 | 0.4 | — | 0.5 | 0.1 | — | 0.4 | 2 | 1.3 | 1.5 | 0.6 | |
max °C | 5 | 6 | 4 | 1 | 1 | 1 | 1 | 3 | 2 | 2 | 5 | 5 | 6 | 8 | 7 | 5 | 7 | 7 |
min °C | 4 | 4 | 1 | 1 | 1 | 1 | 0 | 2 | 1 | 1 | 3 | 3 | 4 | 8 | 5 | 5 | 6 | 4 |
0 | 0 | -4 | -4 | -3 | -3 | -4 | -1 | -4 | -2 | 2 | 3 | 4 | 7 | 4 | 3 | 4 | 2 | |
1650 | 1600 | 1350 | 1200 | 1200 | 1200 | 1100 | 1350 | 1200 | 1250 | 1650 | 1750 | 1750 | 2050 | 1800 | 1900 | 2200 | 2150 | |
Cloud base (m) | 800 | 850 | 650 | 600 | 600 | 600 | 650 | 750 | 800 | 650 | 750 | 800 | 950 | 1850 | 800 | 650 | 800 | 950 |
 | 5:30 | — | — | 5:28 | — | — | 5:26 | — | — | 5:26 | — | — | 5:24 | — | — | 5:22 | — | — |
 | — | — | 8:36 | — | — | 8:37 | — | — | 8:37 | — | — | 8:38 | — | — | 8:40 | — | — | 8:42 |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Moderate rain (total 19mm), heaviest on Thu afternoon giving way to a moderate fall of snow, heaviest on Sat morning. Freeze-thaw conditions (max 6°C on Thu afternoon, min 0°C on Sat morning). Wind will be generally light.
Mount Index Weather (Days 3-6):
Light rain (total 7mm), mostly falling on Mon night. Mild temperatures (max 8°C on Mon afternoon, min 1°C on Sun morning). 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 |
|---|---|---|---|---|---|
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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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