– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 4 am Thu 18 Sep Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Thu 18 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Thu 18 Sep Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 8mm), mostly falling on Sat night. Very mild (max 18°C on Fri afternoon, min 10°C on Sat night). Wind will be generally light. | Days 4–6 Weather SummaryLight rain (total 6mm), mostly falling on Sun morning. Very mild (max 19°C on Tue afternoon, min 7°C on Sun morning). Wind will be generally light. | |||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | |||||||||||||
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 | rain shwrs | rain shwrs | rain shwrs | clear | clear | clear | clear | clear | clear | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | 8 | 5 | 0.5 | — | — | — | — | — | — | — | |
max°C | 12 | 15 | 13 | 16 | 18 | 15 | 15 | 16 | 13 | 8 | 11 | 9 | 13 | 17 | 15 | 17 | 19 | 16 |
min°C | 11 | 14 | 12 | 13 | 18 | 13 | 12 | 16 | 10 | 7 | 10 | 8 | 10 | 16 | 14 | 15 | 18 | 14 |
11 | 14 | 12 | 13 | 18 | 13 | 12 | 16 | 8 | 6 | 8 | 8 | 10 | 16 | 14 | 15 | 18 | 14 | |
3650 | 3850 | 4050 | 4250 | 4300 | 4200 | 3850 | 3700 | 3300 | 2150 | 2600 | 3800 | 4000 | 4100 | 4150 | 4100 | 4100 | 4150 | |
Cloud base (m) | 750 | 9250 | 9250 | 2200 | 2000 | 650 | 1600 | 9650 | ||||||||||
 | 6:47 | — | — | 6:48 | — | — | 6:48 | — | — | 6:50 | — | — | 6:52 | — | — | 6:52 | — | — |
 | — | 7:13 | — | — | 7:09 | — | — | 7:07 | — | — | 7:06 | — | — | 7:04 | — | — | 7:01 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Light rain (total 8mm), mostly falling on Sat night. Very mild (max 18°C on Fri afternoon, min 10°C on Sat night). Wind will be generally light.
Mount Index Weather (Days 3-6):
Light rain (total 6mm), mostly falling on Sun morning. Very mild (max 19°C on Tue afternoon, min 7°C on Sun morning). 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 |
|---|---|---|---|---|---|
 | |||||
SHIP9679 | |||||
| |||||
| |||||
SHIP7033 | |||||
SHIP3894 | |||||
| |||||
SHIP7548 | |||||
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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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