– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 10 am Fri 26 Jun Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 am Fri 26 Jun Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Fri 26 Jun Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 11mm) heaviest on Fri morning, then becoming colder with a dusting of snow on Fri night. Freeze-thaw conditions (max 4°C on Sun night, min 0°C on Fri night). Wind will be generally light. | Days 4–6 Weather SummaryLight rain (total 3mm), mostly falling on Tue night. Freeze-thaw conditions (max 5°C on Mon afternoon, min 0°C on Wed night). Wind will be generally light. | |||||||||||||||||
Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 1 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | |  | | | | | | | | |  | |
light rain | rain shwrs | light snow | cloudy | light rain | rain shwrs | cloudy | light rain | light rain | light rain | light rain | light rain | light rain | light rain | light rain | cloudy | cloudy | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 4 | 3 | 3 | — | 0.4 | 0.4 | — | 0.3 | 0.3 | 0.1 | 0.1 | 0.8 | 0.1 | 0.2 | 1.6 | — | — | — |
max °C | 3 | 3 | 3 | 1 | 3 | 3 | 2 | 3 | 4 | 4 | 5 | 5 | 4 | 4 | 4 | 1 | 2 | 2 |
min °C | 3 | 3 | 0 | 0 | 2 | 3 | 2 | 3 | 4 | 4 | 5 | 4 | 4 | 4 | 2 | 1 | 1 | 0 |
chill °C | -1 | -2 | -4 | -2 | 0 | 0 | -1 | 0 | 1 | 2 | 4 | 2 | 2 | 2 | -1 | -2 | -2 | -3 |
Freezing level m | 2350 | 2350 | 2100 | 1950 | 2400 | 2450 | 2300 | 2950 | 3300 | 3500 | 3450 | 3150 | 3050 | 3100 | 2550 | 2100 | 2200 | 2000 |
Cloud base (m) | 600 | 700 | 650 | 800 | 1600 | 1850 | 750 | 600 | 600 | 750 | 800 | 700 | 650 | 650 | 600 | 600 | 650 | 700 |
 | 5:09 | — | — | 5:09 | — | — | 5:09 | — | — | 5:09 | — | — | 5:11 | — | — | 5:11 | — | — |
 | — | — | 9:07 | — | — | 9:07 | — | — | 9:07 | — | — | 9:07 | — | — | 9:07 | — | — | 9:07 |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Moderate rain (total 11mm) heaviest on Fri morning, then becoming colder with a dusting of snow on Fri night. Freeze-thaw conditions (max 4°C on Sun night, min 0°C on Fri night). Wind will be generally light.
Mount Index Weather (Days 3-6):
Light rain (total 3mm), mostly falling on Tue night. Freeze-thaw conditions (max 5°C on Mon afternoon, min 0°C on Wed night). 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.
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