– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 9 am Sat 06 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Sat 06 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Sat 06 Dec Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryMild with heavy rain (total 58mm), heaviest during Mon afternoon. Becoming colder with a moderate fall of snow heaviest on Mon night. Mild temperatures (max 8°C on Mon afternoon, min 1°C on Mon night). Winds increasing (light winds from the SSW on Sun morning, near gales from the SW by Mon afternoon). | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Tue night. Becoming milder with moderate rain (total 16mm) heaviest on Thu night. Freeze-thaw conditions (max 5°C on Tue night, min -2°C on Wed night). Winds decreasing (fresh winds from the WSW on Tue night, calm by Thu afternoon). | |||||||||||||||||
Saturday 6 | Sunday 7 | Monday 8 | Tuesday 9 | Wednesday 10 | Thursday 11 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  | |  |  |  |  |  | |  | | | | |
light rain | light rain | light rain | mod. rain | mod. rain | mod. rain | heavy rain | heavy rain | mod. snow | cloudy | light snow | light snow | some clouds | cloudy | cloudy | cloudy | cloudy | light snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | 10 | — | 1 | 2 | — | — | — | — | — | 2 | |
5 | 4 | 4 | 9 | 6 | 6 | 14 | 12 | — | — | — | 10 | — | — | — | — | — | 6 | |
max°C | 3 | 3 | 3 | 4 | 5 | 4 | 6 | 8 | 1 | 1 | 1 | 5 | 0 | -1 | -2 | -1 | 0 | 2 |
min°C | 2 | 2 | 2 | 3 | 4 | 3 | 4 | 8 | 1 | 1 | 0 | 2 | 0 | -1 | -2 | -1 | -1 | 1 |
-4 | -3 | -2 | 1 | -1 | -1 | 2 | 3 | -5 | -3 | 0 | -2 | -4 | -4 | -5 | -3 | -1 | 1 | |
1350 | 1400 | 1400 | 1500 | 1750 | 1600 | 1850 | 2350 | 1150 | 1100 | 1200 | 1950 | 1050 | 900 | 700 | 800 | 850 | 1200 | |
Cloud base (m) | 600 | 600 | 600 | 600 | 600 | 700 | 700 | 550 | 600 | 650 | 800 | 550 | 600 | 650 | 650 | 700 | 1550 | 950 |
 | 7:39 | — | — | 7:41 | — | — | 7:41 | — | — | 7:43 | — | — | 7:43 | — | — | 7:45 | — | — |
 | — | 4:14 | — | — | 4:14 | — | — | 4:14 | — | — | 4:14 | — | — | 4:13 | — | — | 4:13 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Mild with heavy rain (total 58mm), heaviest during Mon afternoon. Becoming colder with a moderate fall of snow heaviest on Mon night. Mild temperatures (max 8°C on Mon afternoon, min 1°C on Mon night). Winds increasing (light winds from the SSW on Sun morning, near gales from the SW by Mon afternoon).
Mount Index Weather (Days 3-6):
A light covering of new snow mostly falling on Tue night. Becoming milder with moderate rain (total 16mm) heaviest on Thu night. Freeze-thaw conditions (max 5°C on Tue night, min -2°C on Wed night). Winds decreasing (fresh winds from the WSW on Tue night, calm by Thu afternoon).
This table gives the weather forecast for Mount Index at the specific elevation of 1000 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 |
|---|---|---|---|---|---|
SHIP7639 | |||||
 | |||||
 | |||||
SHIP4215 | |||||
SHIP3855 | |||||
SHIP2428 | |||||
SHIP3476 | |||||
SHIP3062 |
* 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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