– Lat/Long: 47.77° N 121.58° W
Mount Index
Weather Forecast, United StatesIssued: 10 am Tue 01 Sep Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 am Tue 01 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Tue 01 Sep Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 22mm), heaviest during Wed night. Very mild (max 15°C on Tue afternoon, min 7°C on Wed night). Wind will be generally light. | Days 4–6 Weather SummaryLight rain (total 4mm), mostly falling on Fri afternoon. Warm (max 20°C on Sun afternoon, min 7°C on Fri morning). Wind will be generally light. | |||||||||||||||||
Tuesday 1 | Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | Sunday 6 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | |  | |  | | | | |  | | | | |
some clouds | rain shwrs | rain shwrs | rain shwrs | light rain | heavy rain | rain shwrs | risk tstorm | rain shwrs | clear | risk tstorm | rain shwrs | clear | some clouds | clear | clear | clear | clear | |
Cloud base (m) | 1650 | 1500 | 1600 | 750 | 600 | 2150 | 1850 | 2150 | 2600 | 2100 | 2500 | 2650 | 2900 | 3500 | 3400 | 3450 | ||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 0.1 | 0.6 | 1.8 | 1.1 | 16 | 0.7 | 1.8 | 0.3 | — | 3 | 0.8 | — | — | — | — | — | — |
max °C | 14 | 15 | 11 | 9 | 10 | 9 | 8 | 10 | 9 | 10 | 11 | 10 | 14 | 17 | 14 | 18 | 20 | 18 |
min °C | 14 | 13 | 10 | 9 | 10 | 7 | 7 | 10 | 7 | 7 | 11 | 9 | 11 | 17 | 13 | 14 | 20 | 16 |
chill °C | 14 | 12 | 9 | 7 | 10 | 5 | 6 | 10 | 7 | 7 | 11 | 9 | 10 | 17 | 13 | 14 | 20 | 16 |
Freezing level m | 3600 | 3450 | 3150 | 2500 | 2600 | 2200 | 2100 | 2350 | 2300 | 2350 | 2550 | 2600 | 2750 | 2950 | 3200 | 3300 | 3500 | 3400 |
 | 6:24 | — | — | 6:24 | — | — | 6:26 | — | — | 6:28 | — | — | 6:28 | — | — | 6:30 | — | — |
 | — | 7:46 | — | — | 7:45 | — | — | 7:43 | — | — | 7:40 | — | — | 7:38 | — | — | 7:37 | — |
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Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Heavy rain (total 22mm), heaviest during Wed night. Very mild (max 15°C on Tue afternoon, min 7°C on Wed night). Wind will be generally light.
Mount Index Weather (Days 3-6):
Light rain (total 4mm), mostly falling on Fri afternoon. Warm (max 20°C on Sun afternoon, min 7°C on Fri morning). 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 |
|---|---|---|---|---|---|
 | |||||
SHIP4935 | |||||
| |||||
BUOY-EBSW1 | |||||
SHIP5768 | |||||
SHIP8716 | |||||
SHIP4390 | |||||
SHIP5159 | |||||
SHIP3820 |
* 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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