– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 3 pm Tue 03 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Tue 03 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Tue 03 Mar Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryA heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -1°C on Tue afternoon, min -6°C on Thu morning). Winds decreasing (fresh winds from the NW on Wed afternoon, light winds from the NW by Fri morning). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Sun night. Freeze-thaw conditions (max 1°C on Sat morning, min -9°C on Sun night). Winds increasing (light winds from the NW on Fri afternoon, strong winds from the WSW by Sun afternoon). | ||||||||||||||||
Tue 3 | Wednesday 4 | Thursday 5 | Friday 6 | Saturday 7 | Sunday 8 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | | |  |  |  |  | | | |  | | | |
light snow | heavy snow | light snow | snow shwrs | mod. snow | light snow | light snow | light snow | cloudy | some clouds | cloudy | cloudy | cloudy | mod. snow | mod. snow | mod. snow | heavy snow | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
5 | 13 | 4 | 2 | 7 | 4 | 1 | 1 | — | — | — | — | — | 6 | 8 | 8 | 31 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -1 | -2 | -3 | -3 | -4 | -6 | -5 | -4 | -3 | -2 | 0 | 1 | 1 | 1 | 0 | 0 | -4 |
min °C | -1 | -3 | -3 | -3 | -5 | -6 | -6 | -5 | -4 | -2 | -1 | 0 | 1 | 1 | 0 | -2 | -9 |
-8 | -10 | -10 | -10 | -13 | -13 | -14 | -12 | -9 | -5 | -5 | -6 | -4 | -4 | -7 | -11 | -18 | |
1600 | 1450 | 1400 | 1400 | 1050 | 800 | 1000 | 950 | 1050 | 1250 | 1450 | 2050 | 2200 | 2100 | 1950 | 1800 | 850 | |
Cloud base (m) | 600 | 600 | 600 | 750 | 650 | 650 | 650 | 650 | 650 | 750 | 700 | 650 | 650 | 650 | 600 | 600 | 600 |
 | — | — | 6:39 | — | — | 6:39 | — | — | 6:37 | — | — | 6:35 | — | — | 7:33 | — | — |
 | 5:53 | — | — | 5:54 | — | — | 5:57 | — | — | 5:58 | — | — | 6:00 | — | — | 7:00 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -1°C on Tue afternoon, min -6°C on Thu morning). Winds decreasing (fresh winds from the NW on Wed afternoon, light winds from the NW by Fri morning).
Mount Index Weather (Days 3-6):
A heavy fall of snow, heaviest during Sun night. Freeze-thaw conditions (max 1°C on Sat morning, min -9°C on Sun night). Winds increasing (light winds from the NW on Fri afternoon, strong winds from the WSW by Sun afternoon).
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 |
|---|---|---|---|---|---|
 | |||||
| |||||
| |||||
Seattl / oeing Airport |  | ||||
SHIP4689 | |||||
SHIP7554 | |||||
SHIP2568 | |||||
SHIP5070 |
* 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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