– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 9 pm Wed 28 Jan Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 pm Wed 28 Jan Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Wed 28 Jan Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryA light fall of snow, heaviest on Fri morning. Turning milder with light rain (total 3mm) on Sat morning. Freeze-thaw conditions (max 5°C on Fri night, min -1°C on Wed night). Winds decreasing (fresh winds from the SSW on Fri morning, light winds from the SSW by Fri night). | Days 5–7 Weather SummaryA moderate fall of snow, heaviest on Sun morning. Freeze-thaw conditions (max 6°C on Tue afternoon, min -3°C on Sun night). Wind will be generally light. | ||||||||||||||||||
Thursday 29 | Friday 30 | Saturday 31 | Sunday 1 | Monday 2 | Tuesday 3 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | | |  |  |  | |  | | |  | | |  | |  | |
mod. snow | light snow | light snow | light snow | light snow | light snow | cloudy | light rain | rain shwrs | light snow | mod. snow | light snow | light snow | cloudy | light snow | cloudy | some clouds | some clouds | clear | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
6 | 1 | 1 | 2 | 3 | 1 | — | — | — | 1 | 9 | 4 | 3 | — | 2 | — | — | — | — | |
— | — | — | — | — | — | — | 3 | 0.2 | — | — | — | — | — | — | — | — | — | — | |
max °C | -1 | 0 | 1 | 2 | 1 | 1 | 5 | 4 | 4 | 2 | -1 | -2 | -2 | -1 | -2 | 1 | 3 | 6 | 9 |
min °C | -1 | -1 | 0 | 1 | 0 | 0 | 2 | 3 | 4 | 0 | -2 | -2 | -3 | -2 | -3 | -1 | 2 | 5 | 7 |
-7 | -6 | -5 | -4 | -6 | -6 | -2 | -1 | 0 | -5 | -9 | -8 | -9 | -6 | -8 | -6 | 0 | 5 | 7 | |
1700 | 1700 | 1950 | 2100 | 1950 | 1900 | 2500 | 2400 | 2400 | 2050 | 1650 | 1500 | 1400 | 1450 | 1350 | 1700 | 2250 | 2800 | 3350 | |
Cloud base (m) | 650 | 650 | 700 | 650 | 2350 | 700 | 800 | 1550 | 4500 | 850 | 600 | 650 | 650 | 700 | 1000 | 650 | 950 | 1000 | 9450 |
 | — | 7:35 | — | — | 7:35 | — | — | 7:33 | — | — | 7:33 | — | — | 7:31 | — | — | 7:30 | — | — |
 | — | — | 5:01 | — | — | 5:04 | — | — | 5:05 | — | — | 5:07 | — | — | 5:07 | — | — | 5:09 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A light fall of snow, heaviest on Fri morning. Turning milder with light rain (total 3mm) on Sat morning. Freeze-thaw conditions (max 5°C on Fri night, min -1°C on Wed night). Winds decreasing (fresh winds from the SSW on Fri morning, light winds from the SSW by Fri night).
Mount Index Weather (Days 3-6):
A moderate fall of snow, heaviest on Sun morning. Freeze-thaw conditions (max 6°C on Tue afternoon, min -3°C on Sun 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-46120 | |||||
Seattl / oeing Airport | | ||||
| |||||
SHIP9157 |
* 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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