– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 10 pm Fri 19 Jun Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Fri 19 Jun Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Fri 19 Jun Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Very mild (max 15°C on Mon afternoon, min 7°C on Sat morning). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Very mild (max 15°C on Mon night, min 9°C on Wed morning). Wind will be generally light. | ||||||||||||||||||
Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | | |  |  | | | | |  | | | | | | | | |  | |
clear | clear | clear | clear | some clouds | clear | clear | clear | clear | some clouds | some clouds | clear | clear | clear | clear | clear | some clouds | clear | cloudy | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 12 | 7 | 9 | 9 | 8 | 11 | 11 | 13 | 15 | 15 | 14 | 15 | 15 | 9 | 11 | 11 | 9 | 11 | 10 |
min °C | 8 | 7 | 8 | 7 | 7 | 10 | 10 | 12 | 15 | 14 | 14 | 15 | 10 | 9 | 10 | 9 | 9 | 10 | 7 |
chill °C | 5 | 5 | 6 | 5 | 6 | 10 | 10 | 12 | 15 | 14 | 14 | 14 | 9 | 8 | 9 | 8 | 8 | 9 | 5 |
Freezing level m | 3750 | 3450 | 3450 | 3500 | 3300 | 3500 | 3450 | 3550 | 3850 | 3850 | 3700 | 3950 | 3850 | 3550 | 3650 | 3950 | 3950 | 4050 | 3800 |
Cloud base (m) | 9300 | 8550 | 8900 | 3650 | 6750 | 6800 | |||||||||||||
 | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — |
 | — | — | — | 9:07 | — | — | 9:07 | — | — | 9:07 | — | — | 9:07 | — | — | 9:07 | — | — | 9:07 |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Mostly dry. Very mild (max 15°C on Mon afternoon, min 7°C on Sat morning). Wind will be generally light.
Mount Index Weather (Days 3-6):
Mostly dry. Very mild (max 15°C on Mon night, min 9°C on Wed 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
 | |||||
 | |||||
| |||||
BUOY-46120 | |||||
Seattl / oeing Airport | | ||||
SHIP9699 | |||||
SHIP6638 | |||||
SHIP6154 |
* 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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