– Lat/Long: 47.77° N 121.58° W
Mount Index Weather Forecast
Cascade Range · United StatesIssued: 10 pm Mon 28 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Mon 28 Sep Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 38mm), heaviest during Tue afternoon. Mild temperatures (max 7°C on Thu afternoon, min 3°C on Tue night). Winds decreasing (strong winds from the WSW on Mon night, calm by Thu morning). | Days 5–7 Weather SummaryMostly dry. Very mild (max 15°C on Sun afternoon, min 6°C on Thu night). Wind will be generally light. | |||||||||||||||
Tuesday 29 | Wednesday 30 | Thursday 1 | Friday 2 | Saturday 3 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | |  |  | |  | | |  | | | | |
mod. rain | mod. rain | heavy rain | mod. rain | clear | clear | some clouds | cloudy | cloudy | cloudy | cloudy | clear | clear | clear | clear | clear | |
Cloud base (m) | 600 | 600 | 600 | 600 | 8900 | 5800 | 4750 | 2750 | 2300 | 1600 | 9250 | 8550 | ||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 6 | 9 | 14 | 9 | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 5 | 5 | 5 | 5 | 3 | 5 | 5 | 6 | 7 | 8 | 6 | 7 | 10 | 10 | 12 | 13 |
min °C | 4 | 5 | 5 | 3 | 3 | 4 | 5 | 6 | 7 | 6 | 6 | 7 | 8 | 10 | 12 | 12 |
chill °C | -1 | -1 | 0 | -1 | -1 | 2 | 4 | 6 | 6 | 4 | 4 | 5 | 6 | 10 | 12 | 12 |
Freezing level m | 3350 | 3200 | 3050 | 2600 | 2850 | 3000 | 2950 | 2900 | 2950 | 3050 | 3150 | 3400 | 3600 | 3850 | 3850 | 4050 |
 | — | 7:01 | — | — | 7:03 | — | — | 7:03 | — | — | 7:05 | — | — | 7:07 | — | — |
 | — | — | 6:50 | — | — | 6:47 | — | — | 6:45 | — | — | 6:44 | — | — | 6:42 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Heavy rain (total 38mm), heaviest during Tue afternoon. Mild temperatures (max 7°C on Thu afternoon, min 3°C on Tue night). Winds decreasing (strong winds from the WSW on Mon night, calm by Thu morning).
Mount Index Weather (Days 3-6):
Mostly dry. Very mild (max 15°C on Sun afternoon, min 6°C on Thu 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
 |
* 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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