– Lat/Long: 47.77° N 121.58° W
Mount Index Weather Forecast
Cascade Range · United StatesIssued: 3 pm Fri 06 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Fri 06 Nov Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryModerate rain (total 11mm) on Fri afternoon. Becoming colder with heavy fall of snow, heaviest during Sat night. Freeze-thaw conditions (max 7°C on Sat morning, min -2°C on Sat night). Winds decreasing (gales from the SW on Sat night, calm by Sun night). | Days 5–7 Weather SummaryA dusting of snow giving way to moderate rain (total 16mm) heaviest on Tue morning. Freeze-thaw conditions (max 11°C on Wed night, min -1°C on Mon afternoon). Winds decreasing (fresh winds from the SW on Tue morning, light winds from the SSW by Thu morning). | ||||||||||||||||
Fri 6 | Saturday 7 | Sunday 8 | Monday 9 | Tuesday 10 | Wednesday 11 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | |  | | |  | | |  |  | | | |
mod. rain | rain shwrs | cloudy | cloudy | heavy snow | light snow | light snow | some clouds | cloudy | cloudy | light snow | mod. rain | mod. rain | cloudy | some clouds | some clouds | some clouds | |
Cloud base (m) | 600 | 700 | 2800 | 6800 | 700 | 850 | 700 | 750 | 6600 | 1950 | 750 | 650 | 650 | 4600 | 5450 | 7050 | 7600 |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | 17 | 2 | 2 | — | — | — | 1 | — | — | — | — | — | — |
mm | 8 | 1.6 | — | — | 0.9 | — | — | — | — | — | 1.7 | 8 | 6 | — | — | — | — |
max °C | 4 | 6 | 7 | 7 | 5 | -2 | -2 | 1 | 1 | 0 | 3 | 4 | 6 | 10 | 10 | 10 | 11 |
min °C | 4 | 2 | 7 | 7 | -2 | -2 | -2 | -2 | 0 | -1 | -1 | 4 | 4 | 7 | 10 | 10 | 10 |
chill °C | -2 | -4 | 4 | 3 | -11 | -11 | -9 | -6 | -5 | -6 | -6 | -1 | 0 | 3 | 8 | 9 | 8 |
Freezing level m | 2750 | 2600 | 2850 | 2800 | 1550 | 1450 | 1500 | 1450 | 1950 | 1600 | 2150 | 2650 | 2850 | 3200 | 3250 | 3450 | 3500 |
 | — | — | 7:00 | — | — | 7:01 | — | — | 7:03 | — | — | 7:03 | — | — | 7:05 | — | — |
 | 4:39 | — | — | 4:38 | — | — | 4:37 | — | — | 4:36 | — | — | 4:35 | — | — | 4:32 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Moderate rain (total 11mm) on Fri afternoon. Becoming colder with heavy fall of snow, heaviest during Sat night. Freeze-thaw conditions (max 7°C on Sat morning, min -2°C on Sat night). Winds decreasing (gales from the SW on Sat night, calm by Sun night).
Mount Index Weather (Days 3-6):
A dusting of snow giving way to moderate rain (total 16mm) heaviest on Tue morning. Freeze-thaw conditions (max 11°C on Wed night, min -1°C on Mon afternoon). Winds decreasing (fresh winds from the SW on Tue morning, light winds from the SSW by Thu morning).
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 |
|---|---|---|---|---|---|
 | |||||
 | |||||
| |||||
BUOY-EBSW1 | |||||
Seattl / oeing Airport |  | ||||
SHIP6712 | |||||
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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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