– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 3 am Mon 26 Jan Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 am Mon 26 Jan Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Mon 26 Jan Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryA heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 3°C on Tue morning, min -3°C on Tue night). Winds increasing (light winds from the SSW on Mon night, fresh winds from the SW by Tue night). | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Thu morning. Becoming milder with light rain (total 5mm) on Thu night. Freeze-thaw conditions (max 5°C on Sat afternoon, min -1°C on Thu morning). Winds decreasing (fresh winds from the SW on Fri morning, light winds from the SW by Sat night). | |||||||||||||||||
Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | Friday 30 | Saturday 31 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  | |  | | |  | | | |  | | | |
some clouds | some clouds | some clouds | cloudy | cloudy | light snow | light snow | light snow | mod. snow | light snow | light snow | light rain | cloudy | cloudy | light snow | rain shwrs | some clouds | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | 4 | 2 | 5 | 9 | 5 | 2 | — | — | — | 2 | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | 4 | — | — | 0.1 | 0.1 | — | — | |
max °C | -1 | -2 | 1 | 3 | 3 | 0 | -2 | -1 | -1 | 0 | 2 | 3 | 4 | 1 | 3 | 4 | 5 | 5 |
min °C | -2 | -2 | -1 | 2 | 1 | -3 | -3 | -2 | -1 | -1 | 1 | 2 | 3 | 1 | 1 | 3 | 5 | 4 |
-8 | -7 | -5 | -1 | -2 | -10 | -9 | -8 | -7 | -6 | -4 | -3 | -3 | -5 | -3 | 1 | 2 | 1 | |
1600 | 1450 | 1700 | 2200 | 2200 | 1600 | 1300 | 1500 | 1600 | 1700 | 2100 | 2350 | 2400 | 2050 | 2150 | 2300 | 2600 | 2550 | |
Cloud base (m) | 3100 | 6900 | 5350 | 5250 | 2500 | 650 | 650 | 650 | 650 | 650 | 650 | 2750 | 2900 | 650 | 700 | 1850 | 2650 | |
 | 7:39 | — | — | 7:39 | — | — | 7:37 | — | — | 7:35 | — | — | 7:35 | — | — | 7:33 | — | — |
 | — | 4:57 | — | — | 4:59 | — | — | 5:00 | — | — | 5:01 | — | — | 5:04 | — | — | 5:05 | — |
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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. Freeze-thaw conditions (max 3°C on Tue morning, min -3°C on Tue night). Winds increasing (light winds from the SSW on Mon night, fresh winds from the SW by Tue night).
Mount Index Weather (Days 3-6):
A light covering of new snow mostly falling on Thu morning. Becoming milder with light rain (total 5mm) on Thu night. Freeze-thaw conditions (max 5°C on Sat afternoon, min -1°C on Thu morning). Winds decreasing (fresh winds from the SW on Fri morning, light winds from the SW by Sat night).
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 |
|---|---|---|---|---|---|
 | |||||
SHIP3538 | |||||
| |||||
| |||||
SHIP8691 | |||||
| |||||
| |||||
Seattl / oeing Airport | | ||||
SHIP6500 |
* 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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