– Lat/Long: 47.77° N 121.58° W
Mount Index Weather Forecast
Cascade Range · United StatesIssued: 10 pm Mon 12 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Mon 12 Oct Local Time
Updates in:
Update imminent hr min s
2 Mount Index Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 3mm), mostly falling on Wed morning. Very mild (max 11°C on Thu afternoon, min 3°C on Mon night). Wind will be generally light. | Days 5–7 Weather SummaryLight rain (total 7mm) at first, then becoming colder with a dusting of snow on Sat morning. Freeze-thaw conditions (max 14°C on Fri morning, min 0°C on Sat afternoon). Winds decreasing (fresh winds from the WSW on Sat morning, calm by Sat night). | |||||||||||||||
Tuesday 13 | Wednesday 14 | Thursday 15 | Friday 16 | Saturday 17 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | |  |  | | | | |  |  |  | | |
some clouds | cloudy | cloudy | cloudy | light rain | light rain | clear | clear | clear | clear | clear | clear | rain shwrs | light snow | snow shwrs | some clouds | |
Cloud base (m) | 2600 | 2350 | 1800 | 1000 | 650 | 700 | 9100 | 9350 | 9500 | 650 | 650 | |||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 | — |
mm | — | — | — | — | 3 | 0.1 | — | — | — | — | — | — | 2 | 5 | — | — |
max °C | 3 | 3 | 4 | 4 | 4 | 6 | 10 | 10 | 11 | 13 | 14 | 12 | 10 | 2 | 1 | 3 |
min °C | 3 | 3 | 3 | 4 | 4 | 5 | 6 | 10 | 10 | 12 | 13 | 12 | 4 | 1 | 0 | 1 |
chill °C | 1 | -1 | 0 | 1 | 1 | 4 | 6 | 8 | 8 | 11 | 12 | 10 | -1 | -5 | -5 | -3 |
Freezing level m | 2900 | 2650 | 2750 | 2850 | 2850 | 3600 | 3900 | 3900 | 3800 | 4000 | 3900 | 3700 | 3200 | 1900 | 1950 | 2350 |
 | — | 7:20 | — | — | 7:22 | — | — | 7:24 | — | — | 7:26 | — | — | 7:26 | — | — |
 | — | — | 6:22 | — | — | 6:20 | — | — | 6:17 | — | — | 6:15 | — | — | 6:14 | — |
Loading...
Mount Index Weather (Days 0-3):
The weather forecast for Mount Index is: Light rain (total 3mm), mostly falling on Wed morning. Very mild (max 11°C on Thu afternoon, min 3°C on Mon night). Wind will be generally light.
Mount Index Weather (Days 3-6):
Light rain (total 7mm) at first, then becoming colder with a dusting of snow on Sat morning. Freeze-thaw conditions (max 14°C on Fri morning, min 0°C on Sat afternoon). Winds decreasing (fresh winds from the WSW on Sat morning, calm by Sat night).
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 |
|---|---|---|---|---|---|
 | |||||
SHIP5331 | |||||
| |||||
| |||||
SHIP4467 | |||||
SHIP10202 | |||||
SHIP14541 | |||||
SHIP14143 | |||||
SHIP8981 |
* 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.
Mount Index Photos
View all
Cascade Range photos (454) |
Pacific Coast Ranges photos (1063) |
photos from mountains in United States (3071) |
all photos
Upload new photo
Upload new photoMoonlight on Mt. Index
Mount Index