– Lat/Long: 47.77° N 121.58° W
Mount Index Weather Forecast
Cascade Range · United StatesIssued: 3 am Sun 15 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Sun 15 Nov Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 10mm) heaviest on Sun afternoon, then becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 4°C on Sun morning, min 0°C on Mon night). Wind will be generally light. | Days 4–6 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 3°C on Wed morning, min 0°C on Fri night). Wind will be generally light. | |||||||||||||||||
Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | Thursday 19 | Friday 20 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | |  |  |  | | | | | | |  | |
light rain | mod. rain | snow shwrs | clear | rain shwrs | clear | clear | clear | some clouds | some clouds | cloudy | some clouds | some clouds | some clouds | clear | some clouds | cloudy | light snow | |
Cloud base (m) | 600 | 600 | 750 | 2200 | 1700 | 900 | 750 | 800 | 600 | 6350 | 2400 | 1900 | 1450 | 1900 | 800 | 800 | 1500 | 2250 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 |
mm | 4 | 6 | — | — | 0.1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 4 | 2 | 2 | 3 | 2 | 1 | 3 | 2 | 2 | 3 | 3 | 1 | 3 | 2 | 1 | 3 | 3 | 2 |
min °C | 4 | 2 | 1 | 2 | 2 | 0 | 1 | 2 | 2 | 3 | 1 | 1 | 2 | 2 | 1 | 2 | 3 | 0 |
chill °C | 1 | -1 | -2 | 2 | 2 | 0 | 1 | 2 | 0 | 0 | -3 | -2 | -1 | -1 | -1 | 1 | 1 | -2 |
Freezing level m | 1650 | 1350 | 1250 | 1300 | 1350 | 1150 | 1200 | 1250 | 1550 | 1600 | 1400 | 1200 | 1350 | 1400 | 1400 | 1400 | 1500 | 1500 |
 | 7:11 | — | — | 7:13 | — | — | 7:15 | — | — | 7:16 | — | — | 7:18 | — | — | 7:18 | — | — |
 | — | 4:29 | — | — | 4:28 | — | — | 4:25 | — | — | 4:24 | — | — | 4:23 | — | — | 4:22 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Moderate rain (total 10mm) heaviest on Sun afternoon, then becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 4°C on Sun morning, min 0°C on Mon night). Wind will be generally light.
Mount Index Weather (Days 3-6):
A dusting of new snow. Freeze-thaw conditions (max 3°C on Wed morning, min 0°C on Fri night). 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.
* 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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