– Lat/Long: 47.77° N 121.58° W
Mount Index Weather Forecast
Cascade Range · United StatesIssued: 9 pm Sat 07 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Sat 07 Nov Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryA light fall of snow, heaviest on Sat night. Turning milder with light rain (total 4mm) on Tue afternoon. Freeze-thaw conditions (max 4°C on Sat night, min -3°C on Sun morning). Winds decreasing (gales from the SW on Sat night, light winds from the SW by Sun night). | Days 5–7 Weather SummarySome drizzle, heaviest during Tue night. Very mild (max 11°C on Wed night, min 4°C on Thu night). Winds increasing (light winds from the S on Wed night, strong winds from the SSW by Fri afternoon). | |||||||||||||||
Sunday 8 | Monday 9 | Tuesday 10 | Wednesday 11 | Thursday 12 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | |  |  | | |  | | | | |
snow shwrs | snow shwrs | cloudy | cloudy | some clouds | light snow | snow shwrs | light snow | light rain | rain shwrs | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | |
Cloud base (m) | 600 | 750 | 900 | 6550 | 2300 | 2050 | 650 | 850 | 700 | 4250 | 6300 | 6150 | 6850 | 6150 | ||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | 10 | 2 | — | — | — | 1 | 2 | 1 | — | — | — | — | — | — | — | — |
mm | 1.5 | — | — | — | — | — | — | 0.6 | 2 | 1.7 | — | — | — | — | — | — |
max °C | 4 | -2 | -1 | 1 | 1 | 2 | 1 | 2 | 4 | 8 | 9 | 10 | 11 | 8 | 5 | 5 |
min °C | -2 | -3 | -2 | -1 | 0 | 0 | 0 | 0 | 4 | 6 | 9 | 9 | 8 | 6 | 5 | 4 |
chill °C | -12 | -12 | -7 | -3 | -4 | -5 | -6 | -6 | 0 | 2 | 6 | 6 | 6 | 2 | 0 | -1 |
Freezing level m | 1750 | 1450 | 1450 | 1900 | 1750 | 2200 | 1950 | 1900 | 2750 | 3000 | 3250 | 3350 | 3350 | 3100 | 2650 | 2550 |
 | — | 7:01 | — | — | 7:03 | — | — | 7:03 | — | — | 7:05 | — | — | 7:07 | — | — |
 | — | — | 4:37 | — | — | 4:36 | — | — | 4:35 | — | — | 4:32 | — | — | 4:31 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A light fall of snow, heaviest on Sat night. Turning milder with light rain (total 4mm) on Tue afternoon. Freeze-thaw conditions (max 4°C on Sat night, min -3°C on Sun morning). Winds decreasing (gales from the SW on Sat night, light winds from the SW by Sun night).
Mount Index Weather (Days 3-6):
Some drizzle, heaviest during Tue night. Very mild (max 11°C on Wed night, min 4°C on Thu night). Winds increasing (light winds from the S on Wed night, strong winds from the SSW by Fri afternoon).
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 |
|---|---|---|---|---|---|
 | |||||
 | |||||
SHIP10856 | |||||
SHIP9932 | |||||
SHIP1834 | |||||
SHIP10480 | |||||
SHIP5107 | |||||
SHIP1711 |
* 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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