– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 4 am Sun 19 Apr Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Sun 19 Apr Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Sun 19 Apr Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 2mm) at first, then becoming colder with a dusting of snow on Tue night. Freeze-thaw conditions (max 10°C on Sun night, min 0°C on Tue night). Wind will be generally light. | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Wed afternoon. Freeze-thaw conditions (max 5°C on Fri afternoon, min -3°C on Wed night). Wind will be generally light. | |||||||||||||||||
Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | | |  |  |  | | | |  | | | | | |
cloudy | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | light rain | light snow | light snow | light snow | light snow | some clouds | clear | some clouds | cloudy | cloudy | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | 1 | 2 | 3 | 2 | — | — | — | — | — | — | |
— | — | — | — | — | — | — | 1 | 1.2 | — | — | — | — | — | — | — | — | — | |
max °C | 8 | 9 | 10 | 10 | 10 | 7 | 4 | 3 | 2 | 0 | -1 | -2 | -2 | 3 | 3 | 4 | 5 | 5 |
min °C | 8 | 8 | 8 | 9 | 7 | 5 | 3 | 2 | 0 | 0 | -1 | -3 | -3 | 1 | 3 | 3 | 5 | 4 |
6 | 6 | 8 | 7 | 6 | 5 | 0 | 0 | -5 | -5 | -7 | -8 | -8 | -3 | 0 | 0 | 3 | 2 | |
3000 | 3050 | 3150 | 3200 | 3000 | 2950 | 2950 | 2450 | 2400 | 1700 | 1500 | 1300 | 1400 | 2400 | 2350 | 2450 | 2500 | 2400 | |
Cloud base (m) | 4900 | 3850 | 5600 | 4100 | 4850 | 6250 | 700 | 700 | 600 | 600 | 600 | 650 | 700 | 850 | 5500 | 5200 | 5250 | |
 | 6:09 | — | — | 6:07 | — | — | 6:05 | — | — | 6:03 | — | — | 6:03 | — | — | 6:01 | — | — |
 | — | — | 8:00 | — | — | 8:01 | — | — | 8:04 | — | — | 8:05 | — | — | 8:07 | — | — | 8:07 |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Light rain (total 2mm) at first, then becoming colder with a dusting of snow on Tue night. Freeze-thaw conditions (max 10°C on Sun night, min 0°C on Tue night). Wind will be generally light.
Mount Index Weather (Days 3-6):
A light covering of new snow mostly falling on Wed afternoon. Freeze-thaw conditions (max 5°C on Fri afternoon, min -3°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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