– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 4 pm Mon 17 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Mon 17 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Mon 17 Aug Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Warm (max 20°C on Mon afternoon, min 13°C on Tue night). Wind will be generally light. | Days 5–7 Weather SummaryLight rain (total 2mm), mostly falling on Fri night. Warm (max 23°C on Thu afternoon, min 11°C on Sat morning). Wind will be generally light. | ||||||||||||||||
Mon 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  | | | | | | |  | |  | |  | | |
clear | some clouds | clear | clear | clear | clear | clear | some clouds | clear | clear | clear | light rain | light rain | rain shwrs | light rain | rain shwrs | clear | |
Cloud base (m) | 9250 | 6650 | 9550 | 9200 | 9450 | 2900 | 4700 | 750 | 900 | ||||||||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | 0.5 | 0.2 | 1.2 | 0.2 | 0.1 | — |
max °C | 20 | 17 | 16 | 19 | 17 | 16 | 19 | 17 | 20 | 23 | 21 | 21 | 22 | 17 | 11 | 14 | 12 |
min °C | 19 | 14 | 14 | 19 | 13 | 14 | 18 | 15 | 17 | 23 | 20 | 20 | 21 | 12 | 11 | 12 | 11 |
chill °C | 19 | 14 | 14 | 19 | 13 | 14 | 18 | 15 | 17 | 23 | 20 | 20 | 21 | 11 | 10 | 12 | 11 |
Freezing level m | 4150 | 4100 | 4250 | 4200 | 4400 | 4300 | 4250 | 4450 | 4350 | 4550 | 4650 | 4350 | 4300 | 3700 | 3550 | 3850 | 4050 |
 | — | — | 6:05 | — | — | 6:05 | — | — | 6:07 | — | — | 6:09 | — | — | 6:09 | — | — |
 | — | 8:15 | — | — | 8:14 | — | — | 8:12 | — | — | 8:09 | — | — | 8:07 | — | — | 8:06 |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Mostly dry. Warm (max 20°C on Mon afternoon, min 13°C on Tue night). Wind will be generally light.
Mount Index Weather (Days 3-6):
Light rain (total 2mm), mostly falling on Fri night. Warm (max 23°C on Thu afternoon, min 11°C on Sat 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 |
|---|---|---|---|---|---|
 | |||||
| |||||
BUOY-EBSW1 | |||||
BUOY-46120 | |||||
Seattl / oeing Airport | | ||||
SHIP3875 | |||||
SHIP5245 | |||||
SHIP4557 |
* 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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