– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 10 pm Sat 06 Jun Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Sat 06 Jun Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Sat 06 Jun Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryMild at first with light rain (total 3mm) on Mon night followed by colder weather and light fall of snow, heaviest on Mon night. Freeze-thaw conditions (max 4°C on Mon morning, min -3°C on Sat night). Winds increasing (calm on Mon afternoon, fresh winds from the WSW by Tue afternoon). | Days 5–7 Weather SummaryA light covering of new snow mostly falling on Tue night. Freeze-thaw conditions (max 8°C on Fri afternoon, min -2°C on Tue night). Wind will be generally light. | ||||||||||||||||||
Sunday 7 | Monday 8 | Tuesday 9 | Wednesday 10 | Thursday 11 | Friday 12 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  |  | |  | |  |  |  | | | | | | |
snow shwrs | light snow | some clouds | some clouds | cloudy | cloudy | light snow | mod. snow | light snow | mod. snow | cloudy | rain shwrs | clear | clear | clear | clear | clear | clear | clear | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
1 | 1 | — | — | — | — | 4 | 6 | 2 | 6 | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | 3 | — | — | — | — | 0.2 | — | — | — | — | — | — | — | |
max °C | -2 | -2 | 2 | 2 | 4 | 3 | 2 | 0 | 1 | -1 | 0 | 3 | 4 | 5 | 7 | 7 | 6 | 8 | 8 |
min °C | -3 | -2 | 0 | 2 | 2 | 2 | 1 | 0 | 1 | -2 | -2 | 1 | 4 | 4 | 7 | 6 | 6 | 7 | 7 |
-8 | -6 | -4 | -1 | -2 | 0 | -4 | -5 | -5 | -8 | -7 | -3 | 1 | 1 | 5 | 3 | 3 | 4 | 6 | |
1450 | 1450 | 2150 | 2250 | 2300 | 2200 | 2100 | 1900 | 1950 | 1500 | 1700 | 2850 | 3200 | 3100 | 3000 | 3250 | 3150 | 3100 | 3300 | |
Cloud base (m) | 700 | 650 | 800 | 3400 | 1900 | 600 | 600 | 650 | 600 | 650 | 850 | 5500 | 9200 | 9400 | |||||
 | — | 5:09 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — |
 | — | — | — | 9:00 | — | — | 9:01 | — | — | 9:02 | — | — | 9:02 | — | — | 9:04 | — | — | 9:04 |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Mild at first with light rain (total 3mm) on Mon night followed by colder weather and light fall of snow, heaviest on Mon night. Freeze-thaw conditions (max 4°C on Mon morning, min -3°C on Sat night). Winds increasing (calm on Mon afternoon, fresh winds from the WSW by Tue afternoon).
Mount Index Weather (Days 3-6):
A light covering of new snow mostly falling on Tue night. Freeze-thaw conditions (max 8°C on Fri afternoon, min -2°C on Tue night). Wind will be generally light.
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.
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