– Lat/Long: 47.77° N 121.58° W
Mount Index Weather Forecast
Cascade Range · United StatesIssued: 4 am Mon 26 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Mon 26 Oct Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 15mm), heaviest on Mon morning giving way to a moderate fall of snow, heaviest on Tue night. Temperatures will be slightly above freezing (max 4°C on Mon morning, min 1°C on Wed morning). Wind will be generally light. | Days 4–6 Weather SummaryLight rain (total 2mm) at first, then becoming colder with a dusting of snow on Sat afternoon. Freeze-thaw conditions (max 3°C on Thu afternoon, min 0°C on Sat night). Wind will be generally light. | |||||||||||||||||
Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | Friday 30 | Saturday 31 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | |  |  | |  | |  |  |  | | | | |  | |
light rain | light rain | light rain | light rain | light rain | mod. snow | light snow | light snow | some clouds | light rain | rain shwrs | cloudy | cloudy | rain shwrs | cloudy | cloudy | light snow | light snow | |
Cloud base (m) | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 600 | 800 | 900 | 750 | 850 | 600 | 750 | 2450 | 800 | 650 | 600 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | 8 | 5 | 2 | — | — | — | — | — | — | — | — | 1 | 1 |
mm | 3 | 1.4 | 4 | 3 | 3 | 0.8 | — | — | — | 0.1 | 0.9 | — | — | 1.4 | — | — | — | — |
max °C | 4 | 4 | 4 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 3 | 2 | 1 | 2 | 1 | 2 | 2 | 1 |
min °C | 4 | 4 | 3 | 3 | 3 | 2 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 2 | 1 | 1 | 1 | 0 |
chill °C | 4 | 3 | 1 | 1 | -1 | -3 | -2 | -1 | 1 | -1 | 1 | -2 | 1 | 1 | 1 | -2 | 1 | -2 |
Freezing level m | 1700 | 1650 | 1500 | 1450 | 1350 | 1350 | 1250 | 1250 | 1250 | 1350 | 1400 | 1250 | 1200 | 1300 | 1300 | 1250 | 1150 | 1050 |
 | 7:41 | — | — | 7:41 | — | — | 7:43 | — | — | 7:45 | — | — | 7:47 | — | — | 7:48 | — | — |
 | — | 5:58 | — | — | 5:57 | — | — | 5:54 | — | — | 5:52 | — | — | 5:52 | — | — | 5:50 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Moderate rain (total 15mm), heaviest on Mon morning giving way to a moderate fall of snow, heaviest on Tue night. Temperatures will be slightly above freezing (max 4°C on Mon morning, min 1°C on Wed morning). Wind will be generally light.
Mount Index Weather (Days 3-6):
Light rain (total 2mm) at first, then becoming colder with a dusting of snow on Sat afternoon. Freeze-thaw conditions (max 3°C on Thu afternoon, min 0°C on Sat night). Wind will be generally light.
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-EBSW1 | |||||
Seattl / oeing Airport | | ||||
SHIP5738 | |||||
SHIP7007 |
* 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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