– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 4 am Sat 14 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Sat 14 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Sat 14 Mar Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryA light covering of new snow mostly falling on Sun night will be washed away by heavy rain (total 28mm) on Mon afternoon. Freeze-thaw conditions (max 6°C on Mon afternoon, min -6°C on Sat night). Wind will be generally light. | Days 4–6 Weather SummaryHeavy rain (total 94mm), heaviest during Thu night. Mild temperatures (max 8°C on Thu afternoon, min 4°C on Tue morning). Winds increasing (light winds from the SW on Tue afternoon, fresh winds from the SW by Thu afternoon). | |||||||||||||||||
Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | Thursday 19 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  |  |  |  | |  | | |  | | | | |
snow shwrs | light snow | snow shwrs | some clouds | cloudy | light snow | heavy rain | mod. rain | rain shwrs | light rain | mod. rain | heavy rain | mod. rain | mod. rain | mod. rain | light rain | mod. rain | heavy rain | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
1 | 2 | 1 | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | 6 | 13 | 9 | 0.1 | 4 | 10 | 15 | 7 | 6 | 8 | 3 | 8 | 32 | |
max °C | -5 | -3 | -4 | 0 | 1 | 4 | 5 | 6 | 6 | 4 | 5 | 6 | 5 | 6 | 6 | 7 | 8 | 8 |
min °C | -5 | -4 | -6 | -3 | 0 | 0 | 4 | 5 | 5 | 4 | 5 | 5 | 4 | 5 | 6 | 7 | 8 | 7 |
-11 | -9 | -6 | -3 | -2 | -3 | 0 | 2 | 2 | 1 | 3 | 3 | 0 | 1 | 3 | 6 | 4 | 3 | |
400 | 550 | 0 | 950 | 950 | 1700 | 3100 | 2850 | 2400 | 2550 | 2450 | 2600 | 2350 | 2500 | 2400 | 2850 | 3100 | 2900 | |
Cloud base (m) | 700 | 700 | 800 | 2500 | 800 | 650 | 650 | 600 | 850 | 800 | 600 | 600 | 650 | 650 | 650 | 650 | 600 | 600 |
 | 7:22 | — | — | 7:20 | — | — | 7:18 | — | — | 7:15 | — | — | 7:13 | — | — | 7:11 | — | — |
 | — | 7:08 | — | — | 7:10 | — | — | 7:12 | — | — | 7:14 | — | — | 7:15 | — | — | 7:16 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A light covering of new snow mostly falling on Sun night will be washed away by heavy rain (total 28mm) on Mon afternoon. Freeze-thaw conditions (max 6°C on Mon afternoon, min -6°C on Sat night). Wind will be generally light.
Mount Index Weather (Days 3-6):
Heavy rain (total 94mm), heaviest during Thu night. Mild temperatures (max 8°C on Thu afternoon, min 4°C on Tue morning). Winds increasing (light winds from the SW on Tue afternoon, fresh winds from the SW 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 |
|---|---|---|---|---|---|
 |
* 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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