– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 4 pm Mon 16 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Mon 16 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Mon 16 Mar Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 72mm), heaviest during Tue night. Mild temperatures (max 8°C on Wed night, min 4°C on Mon night). Wind will be generally light. | Days 5–7 Weather SummaryHeavy rain (total 31mm), heaviest during Fri morning. Later becoming colder with a dusting of snow on Fri night. Freeze-thaw conditions (max 7°C on Thu afternoon, min -3°C on Fri night). Winds decreasing (fresh winds from the SW on Fri afternoon, calm by Sat night). | ||||||||||||||||
Mon 16 | Tuesday 17 | Wednesday 18 | Thursday 19 | Friday 20 | Saturday 21 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  |  | | | | |  | |  |  |  |  |  | |
light rain | rain shwrs | light rain | light rain | heavy rain | heavy rain | light rain | heavy rain | light rain | light rain | mod. rain | heavy rain | rain shwrs | light snow | cloudy | clear | clear | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | — | — | |
1.5 | 3 | 4 | 1.4 | 32 | 16 | 3 | 11 | 0.9 | 1.2 | 7 | 15 | 6 | 1.9 | — | — | — | |
max °C | 7 | 6 | 5 | 7 | 7 | 6 | 7 | 8 | 7 | 7 | 7 | 7 | 7 | 2 | -2 | 1 | -2 |
min °C | 7 | 4 | 5 | 6 | 7 | 6 | 7 | 7 | 7 | 6 | 6 | 7 | 5 | -3 | -3 | 0 | -2 |
4 | 1 | 2 | 4 | 5 | 3 | 5 | 4 | 4 | 2 | 2 | 3 | 0 | -6 | -6 | -2 | -2 | |
2700 | 2500 | 2450 | 2550 | 2700 | 2350 | 2500 | 2700 | 2350 | 2700 | 2750 | 2300 | 1700 | 700 | 700 | 1050 | 0 | |
Cloud base (m) | 600 | 900 | 650 | 600 | 600 | 650 | 600 | 650 | 900 | 800 | 600 | 600 | 650 | 650 | 650 | 850 | 650 |
 | — | — | 7:15 | — | — | 7:13 | — | — | 7:11 | — | — | 7:09 | — | — | 7:07 | — | — |
 | 7:12 | — | — | 7:14 | — | — | 7:15 | — | — | 7:16 | — | — | 7:17 | — | — | 7:20 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Heavy rain (total 72mm), heaviest during Tue night. Mild temperatures (max 8°C on Wed night, min 4°C on Mon night). Wind will be generally light.
Mount Index Weather (Days 3-6):
Heavy rain (total 31mm), heaviest during Fri morning. Later becoming colder with a dusting of snow on Fri night. Freeze-thaw conditions (max 7°C on Thu afternoon, min -3°C on Fri night). Winds decreasing (fresh winds from the SW on Fri afternoon, calm by Sat night).
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 |
|---|---|---|---|---|---|
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* 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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