– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 3 pm Sun 04 Jan Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Sun 04 Jan Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Sun 04 Jan 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 afternoon. Temperatures will be below freezing (max -5°C on Sun afternoon, min -9°C on Tue night). Winds increasing (light winds from the WSW on Mon morning, near gales from the WSW by Tue morning). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Thu morning. Freeze-thaw conditions (max 3°C on Sat morning, min -9°C on Wed afternoon). Winds increasing (light winds from the WNW on Wed night, fresh winds from the WNW by Thu morning). | ||||||||||||||||
Sun 4 | Monday 5 | Tuesday 6 | Wednesday 7 | Thursday 8 | Friday 9 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  |  |  |  | | |  | | | | |  |  | |
light snow | snow shwrs | light snow | light snow | mod. snow | mod. snow | heavy snow | heavy snow | mod. snow | mod. snow | light snow | heavy snow | light snow | mod. snow | light snow | some clouds | clear | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
4 | 4 | 5 | 2 | 7 | 7 | 13 | 23 | 9 | 8 | 4 | 13 | 3 | 10 | 4 | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -5 | -5 | -6 | -6 | -6 | -5 | -5 | -7 | -8 | -8 | -9 | -9 | -7 | -4 | -4 | -2 | 2 |
min °C | -5 | -6 | -6 | -6 | -7 | -6 | -6 | -9 | -8 | -9 | -9 | -9 | -8 | -6 | -4 | -3 | -1 |
-12 | -14 | -12 | -13 | -15 | -16 | -16 | -19 | -18 | -18 | -13 | -19 | -18 | -15 | -12 | -9 | -6 | |
1100 | 900 | 900 | 800 | 700 | 850 | 900 | 650 | 700 | 600 | 250 | 550 | 600 | 950 | 1050 | 1150 | 1900 | |
Cloud base (m) | 550 | 700 | 600 | 600 | 600 | 600 | 550 | 600 | 600 | 600 | 600 | 650 | 650 | 650 | 650 | 750 | 700 |
 | — | — | 7:54 | — | — | 7:54 | — | — | 7:54 | — | — | 7:52 | — | — | 7:52 | — | — |
 | 4:28 | — | — | 4:29 | — | — | 4:30 | — | — | 4:30 | — | — | 4:31 | — | — | 4:32 | — |
Loading...
Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A heavy fall of snow, heaviest during Tue afternoon. Temperatures will be below freezing (max -5°C on Sun afternoon, min -9°C on Tue night). Winds increasing (light winds from the WSW on Mon morning, near gales from the WSW by Tue morning).
Mount Index Weather (Days 3-6):
A heavy fall of snow, heaviest during Thu morning. Freeze-thaw conditions (max 3°C on Sat morning, min -9°C on Wed afternoon). Winds increasing (light winds from the WNW on Wed night, fresh winds from the WNW by Thu morning).
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 |
|---|---|---|---|---|---|
SHIP3283 | |||||
 | |||||
 | |||||
SHIP4495 | |||||
SHIP850 | |||||
SHIP4859 | |||||
SHIP8390 | |||||
SHIP4197 |
* 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.
Mount Index Photos
View all
Cascade Range photos (443) |
Pacific Coast Ranges photos (1029) |
photos from mountains in United States (2996) |
all photos
Upload new photo
Upload new photoMoonlight on Mt. Index
Mount Index