– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 4 am Sat 29 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Sat 29 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Sat 29 Aug 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 morning. Very mild (max 19°C on Mon afternoon, min 7°C on Sat morning). Wind will be generally light. | Days 4–6 Weather SummaryHeavy rain (total 37mm), heaviest during Wed night. Very mild (max 16°C on Tue afternoon, min 6°C on Wed night). Wind will be generally light. | |||||||||||||||||
Saturday 29 | Sunday 30 | Monday 31 | Tuesday 1 | Wednesday 2 | Thursday 3 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  | | | | |  | | |  | | | | |
mod. rain | rain shwrs | rain shwrs | light rain | some clouds | some clouds | clear | clear | some clouds | some clouds | some clouds | light rain | light rain | light rain | heavy rain | light rain | light rain | light rain | |
Cloud base (m) | 650 | 3700 | 1500 | 800 | 1850 | 5750 | 9300 | 4300 | 6450 | 5400 | 2050 | 600 | 600 | 650 | 600 | 600 | 750 | 650 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 5 | 3 | 0.2 | 0.1 | — | — | — | — | — | — | — | 0.5 | 2 | 3 | 20 | 5 | 5 | 2 |
max °C | 7 | 10 | 9 | 8 | 11 | 10 | 15 | 19 | 16 | 15 | 16 | 12 | 9 | 10 | 9 | 6 | 8 | 7 |
min °C | 7 | 8 | 7 | 7 | 10 | 10 | 12 | 18 | 14 | 14 | 15 | 9 | 9 | 9 | 6 | 6 | 7 | 7 |
chill °C | 5 | 6 | 6 | 6 | 10 | 9 | 12 | 18 | 14 | 14 | 14 | 8 | 7 | 8 | 3 | 3 | 5 | 6 |
Freezing level m | 2100 | 2450 | 2900 | 3150 | 3150 | 3600 | 3650 | 3800 | 3750 | 3700 | 3350 | 2750 | 2600 | 2650 | 1900 | 1950 | 2150 | 2300 |
 | 6:20 | — | — | 6:20 | — | — | 6:22 | — | — | 6:24 | — | — | 6:24 | — | — | 6:26 | — | — |
 | — | 7:52 | — | — | 7:51 | — | — | 7:49 | — | — | 7:46 | — | — | 7:45 | — | — | 7:43 | — |
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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 morning. Very mild (max 19°C on Mon afternoon, min 7°C on Sat morning). Wind will be generally light.
Mount Index Weather (Days 3-6):
Heavy rain (total 37mm), heaviest during Wed night. Very mild (max 16°C on Tue afternoon, min 6°C on Wed night). 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 |
|---|---|---|---|---|---|
 | |||||
SHIP8440 | |||||
SHIP5044 | |||||
SHIP10092 | |||||
SHIP6232 | |||||
SHIP4677 | |||||
SHIP7383 |
* 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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