– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 3 am Sat 22 Nov Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 am Sat 22 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Sat 22 Nov Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 27mm), heaviest during Sun morning. Later becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 6°C on Sat morning, min -2°C on Sun night). Wind will be generally light. | Days 4–6 Weather SummaryA moderate fall of snow heaviest on Tue night. Turning milder with heavy rain (total 90mm), heaviest during Wed afternoon. Freeze-thaw conditions (max 5°C on Wed night, min 0°C on Tue morning). Winds increasing (light winds from the ESE on Tue morning, fresh winds from the SW by Thu night). | |||||||||||||||||
Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  | |  |  |  | |  | | | |  | | | |
light rain | light rain | heavy rain | heavy rain | some clouds | snow shwrs | some clouds | light snow | cloudy | cloudy | light snow | heavy snow | heavy rain | heavy rain | heavy rain | mod. rain | heavy rain | heavy rain | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | 1 | — | 2 | — | — | 1 | 15 | — | — | — | — | — | — | |
0.4 | 3 | 13 | 10 | — | — | — | — | — | — | — | — | 15 | 15 | 24 | 6 | 16 | 13 | |
max°C | 6 | 6 | 5 | 4 | 2 | -1 | 0 | -1 | -1 | 2 | 2 | 2 | 3 | 4 | 5 | 5 | 4 | 3 |
min°C | 6 | 5 | 4 | 3 | 0 | -2 | -1 | -1 | -2 | 0 | 0 | 0 | 2 | 3 | 4 | 4 | 3 | 2 |
4 | 2 | 0 | -1 | -2 | -7 | -4 | -3 | -2 | -3 | -3 | -3 | -2 | -2 | 0 | 2 | -2 | -1 | |
2150 | 1950 | 1900 | 1650 | 1200 | 800 | 850 | 850 | 800 | 1050 | 1400 | 1300 | 1850 | 1800 | 2200 | 1850 | 1750 | 1550 | |
Cloud base (m) | 700 | 700 | 600 | 600 | 650 | 750 | 650 | 700 | 650 | 650 | 2600 | 650 | 600 | 600 | 600 | 600 | 600 | 650 |
 | 7:22 | — | — | 7:22 | — | — | 7:24 | — | — | 7:26 | — | — | 7:26 | — | — | 7:28 | — | — |
 | — | 4:22 | — | — | 4:21 | — | — | 4:20 | — | — | 4:19 | — | — | 4:19 | — | — | 4:17 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Heavy rain (total 27mm), heaviest during Sun morning. Later becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 6°C on Sat morning, min -2°C on Sun night). Wind will be generally light.
Mount Index Weather (Days 3-6):
A moderate fall of snow heaviest on Tue night. Turning milder with heavy rain (total 90mm), heaviest during Wed afternoon. Freeze-thaw conditions (max 5°C on Wed night, min 0°C on Tue morning). Winds increasing (light winds from the ESE on Tue morning, fresh winds from the SW by Thu night).
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 | | ||||
| |||||
SHIP8360 | |||||
SHIP8877 |
* 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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