– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 4 pm Tue 21 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Tue 21 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Tue 21 Jul Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Warm (max 21°C on Wed afternoon, min 12°C on Thu night). Wind will be generally light. | Days 5–7 Weather SummaryModerate rain (total 15mm), heaviest on Sun morning. Very mild (max 15°C on Fri afternoon, min 5°C on Sat night). Wind will be generally light. | ||||||||||||||||
Tue 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | Sunday 26 | ||||||||||||
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 | clear | clear | clear | rain shwrs | light rain | mod. rain | rain shwrs | rain shwrs | |
Cloud base (m) | 5550 | 8900 | 5750 | 5100 | 5800 | 5050 | 1850 | 1600 | 650 | 650 | 650 | ||||||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 1.2 | 4 | 7 | 3 | 0.3 |
max °C | 20 | 20 | 20 | 21 | 20 | 14 | 14 | 13 | 12 | 15 | 14 | 8 | 8 | 6 | 5 | 6 | 7 |
min °C | 20 | 19 | 19 | 21 | 16 | 14 | 14 | 12 | 12 | 14 | 10 | 8 | 6 | 5 | 5 | 5 | 6 |
chill °C | 20 | 19 | 19 | 21 | 16 | 14 | 14 | 11 | 11 | 13 | 8 | 5 | 2 | 1 | 0 | 1 | 4 |
Freezing level m | 4700 | 4650 | 4750 | 4800 | 4650 | 4550 | 4550 | 4400 | 4300 | 4150 | 3750 | 3250 | 2950 | 3050 | 2800 | 3300 | 3950 |
 | — | — | 5:30 | — | — | 5:31 | — | — | 5:33 | — | — | 5:33 | — | — | 5:35 | — | — |
 | — | 8:54 | — | — | 8:53 | — | — | 8:52 | — | — | 8:51 | — | — | 8:50 | — | — | 8:49 |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Mostly dry. Warm (max 21°C on Wed afternoon, min 12°C on Thu night). Wind will be generally light.
Mount Index Weather (Days 3-6):
Moderate rain (total 15mm), heaviest on Sun morning. Very mild (max 15°C on Fri afternoon, min 5°C on Sat night). 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-EBSW1 | |||||
BUOY-46120 | |||||
Seattl / oeing Airport | | ||||
SHIP7658 | |||||
SHIP2072 | |||||
|
* 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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