– Lat/Long: 47.77° N 121.58° W
Mount Index Weather Forecast
Cascade Range · United StatesIssued: 4 am Thu 08 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Thu 08 Oct 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 Fri morning. Very mild (max 17°C on Thu morning, min 2°C on Fri night). Wind will be generally light. | Days 4–6 Weather SummaryModerate rain (total 19mm) heaviest on Tue night, then becoming colder with a dusting of snow on Tue night. Very mild (max 10°C on Mon afternoon, min 2°C on Tue night). Winds increasing (calm on Sun night, strong winds from the WSW by Tue night). | |||||||||||||||||
Thursday 8 | Friday 9 | Saturday 10 | Sunday 11 | Monday 12 | Tuesday 13 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  |  | |  | | | | | |  |  | |  | |
clear | clear | rain shwrs | heavy rain | light rain | light rain | rain shwrs | rain shwrs | clear | clear | clear | clear | clear | clear | some clouds | cloudy | light rain | light snow | |
Cloud base (m) | 9100 | 8700 | 9150 | 650 | 600 | 600 | 600 | 1500 | 9050 | 5100 | 1900 | 900 | 700 | |||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 |
mm | — | — | 0.5 | 10 | 4 | 4 | 0.3 | 0.1 | — | — | — | — | — | — | — | — | 3 | 16 |
max °C | 17 | 17 | 13 | 9 | 5 | 4 | 3 | 5 | 4 | 6 | 8 | 7 | 8 | 10 | 9 | 9 | 8 | 8 |
min °C | 15 | 16 | 9 | 6 | 4 | 2 | 2 | 4 | 4 | 4 | 8 | 6 | 5 | 10 | 8 | 8 | 8 | 2 |
chill °C | 15 | 16 | 6 | 3 | 3 | 1 | 2 | 4 | 3 | 4 | 8 | 6 | 5 | 10 | 8 | 8 | 5 | -3 |
Freezing level m | 3900 | 3950 | 3550 | 2050 | 1650 | 1400 | 1350 | 1700 | 1800 | 1900 | 2250 | 3250 | 3650 | 3450 | 3250 | 2850 | 2550 | 1350 |
 | 7:13 | — | — | 7:16 | — | — | 7:16 | — | — | 7:18 | — | — | 7:20 | — | — | 7:20 | — | — |
 | — | 6:31 | — | — | 6:30 | — | — | 6:28 | — | — | 6:25 | — | — | 6:23 | — | — | 6:22 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Moderate rain (total 19mm), heaviest on Fri morning. Very mild (max 17°C on Thu morning, min 2°C on Fri night). Wind will be generally light.
Mount Index Weather (Days 3-6):
Moderate rain (total 19mm) heaviest on Tue night, then becoming colder with a dusting of snow on Tue night. Very mild (max 10°C on Mon afternoon, min 2°C on Tue night). Winds increasing (calm on Sun night, strong winds from the WSW by Tue night).
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.
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