– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 10 pm Mon 25 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Mon 25 May Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Mon 25 May Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 13°C on Thu afternoon, min -1°C on Mon night). Wind will be generally light. | Days 5–7 Weather SummaryLight rain (total 2mm), mostly falling on Thu night. Freeze-thaw conditions (max 12°C on Thu night, min -3°C on Sun morning). Wind will be generally light. | ||||||||||||||||||
Tuesday 26 | Wednesday 27 | Thursday 28 | Friday 29 | Saturday 30 | Sunday 31 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | |  | | | |  |  |  | |  |  | | | | |
light snow | cloudy | cloudy | rain shwrs | clear | clear | clear | clear | clear | rain shwrs | rain shwrs | light rain | light rain | cloudy | some clouds | some clouds | some clouds | some clouds | clear | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | 0.1 | — | — | — | — | — | 1.2 | 0.1 | 0.4 | 0.3 | — | — | — | — | — | — | |
max °C | 0 | 0 | 2 | 5 | 8 | 11 | 11 | 12 | 13 | 12 | 4 | 3 | 2 | -1 | -1 | -1 | -2 | 0 | 1 |
min °C | -1 | -1 | 1 | 3 | 6 | 10 | 10 | 11 | 13 | 7 | 3 | 2 | 0 | -2 | -2 | -2 | -3 | -1 | 1 |
-4 | -1 | -1 | 0 | 4 | 10 | 10 | 11 | 13 | 6 | 0 | -1 | -3 | -6 | -5 | -6 | -7 | -4 | -2 | |
1650 | 1800 | 2500 | 3650 | 3850 | 3900 | 3750 | 3800 | 3950 | 3550 | 3250 | 2650 | 2100 | 1400 | 1550 | 1450 | 1350 | 1850 | 2000 | |
Cloud base (m) | 600 | 600 | 650 | 750 | 8450 | 6550 | 650 | 650 | 600 | 650 | 650 | 1550 | 700 | 900 | |||||
 | — | 5:16 | — | — | 5:15 | — | — | 5:15 | — | — | 5:13 | — | — | 5:13 | — | — | 5:11 | — | — |
 | — | — | — | 8:50 | — | — | 8:51 | — | — | 8:52 | — | — | 8:52 | — | — | 8:53 | — | — | 8:54 |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A dusting of new snow. Freeze-thaw conditions (max 13°C on Thu afternoon, min -1°C on Mon night). Wind will be generally light.
Mount Index Weather (Days 3-6):
Light rain (total 2mm), mostly falling on Thu night. Freeze-thaw conditions (max 12°C on Thu night, min -3°C on Sun morning). 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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