– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 4 am Tue 23 Jun Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Tue 23 Jun Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Tue 23 Jun Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 4mm), mostly falling on Thu night. Very mild (max 16°C on Tue afternoon, min 3°C on Thu night). Wind will be generally light. | Days 4–6 Weather SummaryMild with moderate rain (total 17mm) on Fri afternoon, Becoming colder with a light covering of snow, mostly falling on Fri night. Freeze-thaw conditions (max 4°C on Fri morning, min -1°C on Fri night). Wind will be generally light. | |||||||||||||||||
Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | | | | |  |  |  |  |  |  | | | | | |
some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | light rain | light rain | mod. rain | light snow | light snow | cloudy | light rain | light rain | light rain | light rain | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | 5 | 1 | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | 4 | 4 | 9 | — | — | — | 0.1 | 0.2 | 0.7 | 2 |
max °C | 15 | 16 | 15 | 12 | 13 | 11 | 6 | 8 | 6 | 4 | 3 | 1 | 0 | 2 | 3 | 3 | 4 | 4 |
min °C | 14 | 16 | 13 | 12 | 13 | 7 | 6 | 7 | 3 | 3 | 3 | -1 | -1 | 1 | 2 | 3 | 4 | 2 |
chill °C | 14 | 16 | 12 | 12 | 12 | 6 | 4 | 5 | -1 | -2 | -2 | -5 | -3 | 0 | 0 | 0 | 1 | -1 |
Freezing level m | 3500 | 3750 | 3600 | 3450 | 3600 | 3400 | 3300 | 3250 | 3000 | 2550 | 2300 | 1700 | 1900 | 2200 | 2450 | 3050 | 2800 | 2650 |
Cloud base (m) | 3650 | 3600 | 9500 | 7450 | 5550 | 2050 | 600 | 550 | 600 | 750 | 600 | 800 | 900 | 650 | 650 | 600 | ||
 | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — | 5:09 | — | — | 5:09 | — | — | 5:09 | — | — |
 | — | — | 9:07 | — | — | 9:07 | — | — | 9:07 | — | — | 9:07 | — | — | 9:07 | — | — | 9:07 |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Light rain (total 4mm), mostly falling on Thu night. Very mild (max 16°C on Tue afternoon, min 3°C on Thu night). Wind will be generally light.
Mount Index Weather (Days 3-6):
Mild with moderate rain (total 17mm) on Fri afternoon, Becoming colder with a light covering of snow, mostly falling on Fri night. Freeze-thaw conditions (max 4°C on Fri morning, min -1°C on Fri 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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