– Lat/Long: 47.77° N 121.58° W
Mount Index Weather Forecast
Cascade Range · United StatesIssued: 4 am Sun 18 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Sun 18 Oct Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Very mild (max 14°C on Tue afternoon, min 4°C on Sun morning). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Very mild (max 16°C on Wed afternoon, min 2°C on Thu night). Wind will be generally light. | |||||||||||||||||
Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | |  | | | | | | | | | | |
clear | some clouds | cloudy | cloudy | some clouds | some clouds | some clouds | clear | clear | clear | clear | clear | cloudy | some clouds | clear | clear | clear | clear | |
Cloud base (m) | 8250 | 5500 | 3050 | 3250 | 6200 | 8000 | 8000 | 8950 | 5900 | 1550 | 8200 | 1650 | 8900 | |||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 7 | 9 | 8 | 7 | 7 | 7 | 11 | 14 | 12 | 15 | 16 | 13 | 8 | 7 | 5 | 3 | 5 | 5 |
min °C | 4 | 9 | 8 | 7 | 7 | 6 | 8 | 13 | 11 | 12 | 15 | 9 | 7 | 7 | 2 | 2 | 5 | 4 |
chill °C | 4 | 9 | 7 | 6 | 6 | 6 | 7 | 13 | 10 | 12 | 15 | 9 | 6 | 6 | 0 | 0 | 4 | 4 |
Freezing level m | 2650 | 3000 | 2700 | 2250 | 2200 | 2600 | 2850 | 3050 | 3250 | 3150 | 3150 | 3000 | 2950 | 2700 | 2150 | 1400 | 1850 | 2500 |
 | 7:28 | — | — | 7:30 | — | — | 7:31 | — | — | 7:33 | — | — | 7:35 | — | — | 7:35 | — | — |
 | — | 6:13 | — | — | 6:10 | — | — | 6:08 | — | — | 6:07 | — | — | 6:05 | — | — | 6:02 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Mostly dry. Very mild (max 14°C on Tue afternoon, min 4°C on Sun morning). Wind will be generally light.
Mount Index Weather (Days 3-6):
Mostly dry. Very mild (max 16°C on Wed afternoon, min 2°C on Thu 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
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* 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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