– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 9 am Thu 20 Nov Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Thu 20 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Thu 20 Nov Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 2mm), mostly falling on Sat night. Mild temperatures (max 7°C on Sat morning, min 2°C on Thu night). Wind will be generally light. | Days 4–6 Weather SummaryMild at first with light rain (total 8mm) on Sun morning followed by colder weather and light fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 3°C on Sun morning, min -4°C on Mon night). Wind will be generally light. | |||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | |  |  |  |  |  |  | | | | | |
light rain | rain shwrs | clear | some clouds | cloudy | some clouds | some clouds | light rain | light rain | mod. rain | mod. snow | light snow | light snow | snow shwrs | some clouds | cloudy | cloudy | light snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | 6 | 5 | 1 | 1 | — | — | — | 4 | |
0.3 | 0.2 | — | — | — | — | — | 0.2 | 1.4 | 8 | — | — | — | — | — | — | — | — | |
max°C | 3 | 3 | 3 | 5 | 5 | 6 | 7 | 7 | 6 | 3 | 0 | -1 | -1 | -1 | -3 | -2 | -1 | -1 |
min°C | 3 | 3 | 2 | 4 | 5 | 5 | 6 | 6 | 5 | 3 | -1 | -2 | -2 | -2 | -4 | -3 | -2 | -2 |
3 | 1 | 2 | 3 | 5 | 4 | 5 | 4 | 2 | -1 | -6 | -7 | -6 | -5 | -4 | -3 | -4 | -7 | |
1450 | 1450 | 1500 | 1900 | 1950 | 2200 | 2350 | 2250 | 1950 | 1500 | 1000 | 850 | 800 | 800 | 0 | 600 | 750 | 700 | |
Cloud base (m) | 700 | 800 | 950 | 2600 | 2250 | 2200 | 850 | 1850 | 800 | 750 | 600 | 650 | 650 | 650 | 650 | 650 | 650 | 2300 |
 | 7:18 | — | — | 7:20 | — | — | 7:22 | — | — | 7:22 | — | — | 7:24 | — | — | 7:26 | — | — |
 | — | 4:22 | — | — | 4:22 | — | — | 4:22 | — | — | 4:21 | — | — | 4:20 | — | — | 4:19 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Light rain (total 2mm), mostly falling on Sat night. Mild temperatures (max 7°C on Sat morning, min 2°C on Thu night). Wind will be generally light.
Mount Index Weather (Days 3-6):
Mild at first with light rain (total 8mm) on Sun morning followed by colder weather and light fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 3°C on Sun morning, min -4°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 | | ||||
SHIP5625 | |||||
SHIP7115 | |||||
SHIP3348 |
* 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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