– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 10 pm Fri 24 Oct Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Fri 24 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Fri 24 Oct Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryMild with heavy rain (total 25mm), heaviest during Fri night. Becoming colder with a moderate fall of snow heaviest on Sat night. Freeze-thaw conditions (max 5°C on Sat morning, min 0°C on Sun night). Winds decreasing (near gales from the SW on Sat night, calm by Mon morning). | Days 5–7 Weather SummaryHeavy rain (total 32mm), heaviest during Wed morning. Mild temperatures (max 8°C on Tue afternoon, min 2°C on Mon night). Wind will be generally light. | ||||||||||||||||||
Saturday 25 | Sunday 26 | Monday 27 | Tuesday 28 | Wednesday 29 | Thursday 30 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  |  | |  | |  | |  | | | | |  | |
rain shwrs | light rain | mod. rain | mod. snow | light snow | light snow | light snow | cloudy | cloudy | light rain | light rain | rain shwrs | rain shwrs | heavy rain | light rain | light rain | rain shwrs | light rain | mod. rain | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | 9 | 2 | 2 | 5 | — | — | — | — | — | — | — | — | — | — | — | — | |
15 | 0.4 | 6 | 4 | — | — | — | — | — | 1.8 | 1.5 | 0.2 | 6 | 16 | 1 | 4 | 0.8 | 0.2 | 8 | |
max°C | 3 | 5 | 3 | 2 | 1 | 2 | 1 | 1 | 4 | 6 | 7 | 8 | 7 | 5 | 4 | 3 | 4 | 5 | 5 |
min°C | 3 | 3 | 3 | 1 | 1 | 2 | 0 | 0 | 2 | 2 | 6 | 8 | 6 | 4 | 4 | 3 | 3 | 5 | 4 |
-1 | 0 | -1 | -6 | -4 | 0 | -3 | -2 | 0 | -1 | 3 | 6 | 4 | 3 | 2 | 0 | 0 | 3 | 0 | |
1500 | 1550 | 1400 | 1200 | 1150 | 1250 | 1100 | 1200 | 1650 | 2350 | 2600 | 2900 | 2700 | 1600 | 1500 | 1450 | 1450 | 1800 | 1650 | |
Cloud base (m) | 600 | 1800 | 550 | 600 | 700 | 850 | 650 | 650 | 750 | 900 | 650 | 900 | 2300 | 650 | 700 | 700 | 750 | 850 | 600 |
 | — | 7:39 | — | — | 7:41 | — | — | 7:41 | — | — | 7:43 | — | — | 7:45 | — | — | 7:47 | — | — |
 | — | — | 6:00 | — | — | 5:58 | — | — | 5:57 | — | — | 5:54 | — | — | 5:52 | — | — | 5:52 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Mild with heavy rain (total 25mm), heaviest during Fri night. Becoming colder with a moderate fall of snow heaviest on Sat night. Freeze-thaw conditions (max 5°C on Sat morning, min 0°C on Sun night). Winds decreasing (near gales from the SW on Sat night, calm by Mon morning).
Mount Index Weather (Days 3-6):
Heavy rain (total 32mm), heaviest during Wed morning. Mild temperatures (max 8°C on Tue afternoon, min 2°C on Mon 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 |
|---|---|---|---|---|---|
 | |||||
 | |||||
 | |||||
BUOY-46120 | |||||
Seattl / oeing Airport | | ||||
| |||||
BUOY-WPOW1 |
* 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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