– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 4 am Mon 23 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Mon 23 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Mon 23 Mar Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryA heavy fall of snow, heaviest during Wed afternoon. Freeze-thaw conditions (max 2°C on Tue afternoon, min -10°C on Wed night). Winds increasing (light winds from the WSW on Mon morning, gales from the SW by Tue afternoon). | Days 4–6 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 5°C on Sat morning, min -10°C on Thu morning). Wind will be generally light. | |||||||||||||||||
Monday 23 | Tuesday 24 | Wednesday 25 | Thursday 26 | Friday 27 | Saturday 28 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  | |  |  | |  |  | |  | | | | |
some clouds | cloudy | cloudy | light snow | light snow | mod. snow | mod. snow | mod. snow | heavy snow | snow shwrs | snow shwrs | clear | clear | clear | some clouds | clear | clear | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | 5 | 3 | 7 | 6 | 8 | 12 | 2 | 1 | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 1 | 0 | 1 | 1 | 2 | -1 | -7 | -8 | -8 | -9 | -7 | -2 | -1 | 1 | 4 | 5 | 5 | 5 |
min °C | 0 | 0 | -2 | 0 | 1 | -6 | -7 | -8 | -10 | -10 | -8 | -6 | -1 | -1 | 2 | 5 | 5 | 4 |
-4 | -4 | -9 | -8 | -8 | -16 | -17 | -19 | -18 | -17 | -14 | -9 | -4 | -4 | 0 | 3 | 2 | 0 | |
1950 | 1750 | 1700 | 2150 | 1950 | 1150 | 850 | 800 | 500 | 700 | 1000 | 0 | 1550 | 2150 | 2700 | 2800 | 2750 | 2600 | |
Cloud base (m) | 6050 | 2850 | 600 | 600 | 600 | 650 | 650 | 650 | 700 | 950 | 700 | 6900 | 8200 | 650 | 7300 | 4800 | 5100 | |
 | 7:03 | — | — | 7:01 | — | — | 6:58 | — | — | 6:56 | — | — | 6:54 | — | — | 6:52 | — | — |
 | — | 7:22 | — | — | 7:23 | — | — | 7:24 | — | — | 7:27 | — | — | 7:28 | — | — | 7:30 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: A heavy fall of snow, heaviest during Wed afternoon. Freeze-thaw conditions (max 2°C on Tue afternoon, min -10°C on Wed night). Winds increasing (light winds from the WSW on Mon morning, gales from the SW by Tue afternoon).
Mount Index Weather (Days 3-6):
A dusting of new snow. Freeze-thaw conditions (max 5°C on Sat morning, min -10°C on Thu morning). 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
 | |||||
SHIP3984 | |||||
| |||||
SHIP4262 | |||||
SHIP4754 | |||||
SHIP6731 | |||||
SHIP5493 | |||||
SHIP10140 |
* 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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