– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 10 pm Wed 29 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Wed 29 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Wed 29 Jul Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 5mm), mostly falling on Sat afternoon. Very mild (max 15°C on Fri afternoon, min 6°C on Sat afternoon). Winds increasing (calm on Fri morning, fresh winds from the WSW by Sat afternoon). | Days 5–7 Weather SummaryLight rain (total 4mm), mostly falling on Sat night. Very mild (max 14°C on Tue afternoon, min 3°C on Sat night). Winds decreasing (fresh winds from the WSW on Sat night, calm by Mon afternoon). | ||||||||||||||||||
Thursday 30 | Friday 31 | Saturday 1 | Sunday 2 | Monday 3 | Tuesday 4 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | | | | |  |  |  | | | | | | | | | |
some clouds | clear | clear | clear | clear | clear | clear | some clouds | light rain | light rain | rain shwrs | rain shwrs | clear | clear | clear | clear | clear | clear | clear | |
Cloud base (m) | 9400 | 9450 | 2450 | 700 | 800 | 700 | 1850 | ||||||||||||
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | 5 | 3 | 0.8 | 0.1 | — | — | — | — | — | — | — |
max °C | 11 | 9 | 12 | 11 | 13 | 15 | 15 | 10 | 7 | 5 | 4 | 6 | 5 | 7 | 12 | 12 | 12 | 14 | 14 |
min °C | 8 | 8 | 10 | 11 | 12 | 15 | 12 | 8 | 6 | 3 | 3 | 6 | 5 | 6 | 10 | 11 | 12 | 13 | 14 |
chill °C | 6 | 6 | 8 | 10 | 12 | 15 | 10 | 5 | 1 | -2 | 0 | 3 | 2 | 4 | 10 | 11 | 12 | 13 | 14 |
Freezing level m | 4000 | 4000 | 4150 | 4450 | 4400 | 4550 | 4450 | 3450 | 2900 | 2550 | 3050 | 2850 | 3200 | 3500 | 3650 | 3550 | 3450 | 3850 | 4150 |
 | — | 5:39 | — | — | 5:41 | — | — | 5:41 | — | — | 5:43 | — | — | 5:45 | — | — | 5:46 | — | — |
 | — | — | — | 8:44 | — | — | 8:43 | — | — | 8:40 | — | — | 8:39 | — | — | 8:37 | — | — | 8:37 |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Light rain (total 5mm), mostly falling on Sat afternoon. Very mild (max 15°C on Fri afternoon, min 6°C on Sat afternoon). Winds increasing (calm on Fri morning, fresh winds from the WSW by Sat afternoon).
Mount Index Weather (Days 3-6):
Light rain (total 4mm), mostly falling on Sat night. Very mild (max 14°C on Tue afternoon, min 3°C on Sat night). Winds decreasing (fresh winds from the WSW on Sat night, calm by Mon afternoon).
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-EBSW1 | |||||
Seattl / oeing Airport | | ||||
| |||||
SHIP1777 | |||||
SHIP6728 |
* 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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