– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 9 am Sat 07 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Sat 07 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Sat 07 Mar Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 22mm) on Sat night. Becoming colder with heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 5°C on Sat morning, min -6°C on Mon night). Wind will be generally light. | Days 4–6 Weather SummaryHeavy rain (total 28mm) on Wed afternoon. Becoming colder with heavy fall of snow, heaviest during Thu afternoon. Freeze-thaw conditions (max 4°C on Wed night, min -5°C on Thu night). Winds decreasing (gales from the WSW on Wed night, light winds from the W by Thu night). | |||||||||||||||||
Saturday 7 | Sunday 8 | Monday 9 | Tuesday 10 | Wednesday 11 | Thursday 12 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  | |  | | | |  | |  | | |  | | |
light rain | light rain | heavy rain | light snow | light snow | heavy snow | light snow | mod. snow | heavy snow | mod. snow | light snow | mod. snow | light snow | heavy rain | heavy snow | mod. snow | heavy snow | heavy snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | 5 | 4 | 24 | 4 | 10 | 13 | 7 | 4 | 9 | 4 | — | 14 | 7 | 16 | 13 | |
1.3 | 3 | 17 | — | — | — | — | — | — | — | — | — | — | 17 | 10 | — | — | — | |
max °C | 5 | 5 | 5 | 0 | -2 | -3 | -4 | -4 | -4 | -3 | -3 | -1 | 2 | 3 | 4 | -2 | -3 | -5 |
min °C | 5 | 5 | 4 | -2 | -3 | -5 | -5 | -4 | -6 | -4 | -4 | -3 | 0 | 2 | -3 | -3 | -4 | -5 |
2 | 2 | -1 | -7 | -8 | -11 | -10 | -9 | -10 | -10 | -9 | -9 | -6 | -6 | -8 | -9 | -10 | -10 | |
2300 | 2400 | 2000 | 1050 | 700 | 500 | 400 | 450 | 200 | 400 | 600 | 550 | 950 | 1450 | 950 | 500 | 550 | 200 | |
Cloud base (m) | 650 | 650 | 600 | 600 | 600 | 600 | 600 | 600 | 650 | 650 | 650 | 650 | 600 | 600 | 600 | 650 | 650 | 650 |
 | 6:35 | — | — | 7:33 | — | — | 6:31 | — | — | 6:28 | — | — | 6:26 | — | — | 6:24 | — | — |
 | — | 6:00 | — | — | 7:00 | — | — | 6:02 | — | — | 6:04 | — | — | 6:06 | — | — | 6:07 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Heavy rain (total 22mm) on Sat night. Becoming colder with heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 5°C on Sat morning, min -6°C on Mon night). Wind will be generally light.
Mount Index Weather (Days 3-6):
Heavy rain (total 28mm) on Wed afternoon. Becoming colder with heavy fall of snow, heaviest during Thu afternoon. Freeze-thaw conditions (max 4°C on Wed night, min -5°C on Thu night). Winds decreasing (gales from the WSW on Wed night, light winds from the W by Thu 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 |
|---|---|---|---|---|---|
 | |||||
| |||||
 | |||||
BUOY-46120 | |||||
Seattl / oeing Airport | | ||||
SHIP7842 | |||||
SHIP8237 | |||||
SHIP6460 |
* 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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