– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 3 pm Wed 25 Feb Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Wed 25 Feb Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Wed 25 Feb Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryA dusting of new snow. Temperatures will be below freezing (max -1°C on Sat morning, min -5°C on Wed afternoon). Winds decreasing (fresh winds from the W on Thu afternoon, light winds from the NW by Sat morning). | Days 5–7 Weather SummaryMostly dry. Freeze-thaw conditions (max 4°C on Tue morning, min 0°C on Sat afternoon). Wind will be generally light. | ||||||||||||||||
Wed 25 | Thursday 26 | Friday 27 | Saturday 28 | Sunday 1 | Monday 2 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | | |  |  | |  | | | | | | | |
light snow | light snow | cloudy | cloudy | cloudy | cloudy | cloudy | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | cloudy | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
1 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -5 | -4 | -4 | -3 | -4 | -4 | -3 | -2 | -1 | 0 | 1 | 1 | 2 | 2 | 2 | 2 | 3 |
min °C | -5 | -5 | -4 | -3 | -5 | -4 | -3 | -3 | -1 | 0 | 0 | 0 | 1 | 1 | 2 | 2 | 3 |
-12 | -13 | -12 | -11 | -13 | -11 | -10 | -10 | -5 | -4 | 0 | 0 | -1 | -4 | -3 | -3 | -1 | |
1100 | 950 | 950 | 1150 | 1050 | 1000 | 1150 | 1050 | 1400 | 1900 | 2100 | 1900 | 2100 | 2400 | 2300 | 2300 | 2450 | |
Cloud base (m) | 700 | 650 | 650 | 650 | 650 | 650 | 700 | 650 | 600 | 800 | 700 | 8550 | |||||
 | — | — | 6:52 | — | — | 6:50 | — | — | 6:48 | — | — | 6:46 | — | — | 6:43 | — | — |
 | 5:45 | — | — | 5:45 | — | — | 5:47 | — | — | 5:49 | — | — | 5:51 | — | — | 5:52 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A dusting of new snow. Temperatures will be below freezing (max -1°C on Sat morning, min -5°C on Wed afternoon). Winds decreasing (fresh winds from the W on Thu afternoon, light winds from the NW by Sat morning).
Mount Index Weather (Days 3-6):
Mostly dry. Freeze-thaw conditions (max 4°C on Tue morning, min 0°C on Sat afternoon). 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 |  | ||||
SHIP1227 | |||||
SHIP4767 | |||||
SHIP5094 |
* 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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