– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 9 pm Tue 15 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Tue 15 Sep Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 2mm), mostly falling on Tue night. Mild temperatures (max 9°C on Tue night, min 6°C on Thu night). Winds increasing (moderate winds from the W on Thu morning, near gales from the WNW by Thu night). | Days 5–7 Weather SummaryModerate rain (total 15mm), heaviest on Sat afternoon. Mild temperatures (max 6°C on Fri night, min 3°C on Sun morning). Winds increasing (calm on Sat afternoon, strong winds from the N by Sat night). | |||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  | |  | | |  |  |  | | | | | |
rain shwrs | rain shwrs | clear | clear | cloudy | clear | rain shwrs | rain shwrs | rain shwrs | light rain | light rain | mod. rain | rain shwrs | light rain | rain shwrs | rain shwrs | |
Cloud base (m) | 200 | 300 | 200 | 150 | 250 | 400 | 1850 | 200 | 150 | 550 | 500 | 500 | 500 | |||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1.3 | 0.1 | — | — | — | — | 0.6 | 0.1 | 0.1 | 0.5 | 4 | 8 | 1.8 | 0.2 | 0.2 | 0.5 |
max °C | 9 | 7 | 8 | 9 | 9 | 8 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 3 | 4 | 5 |
min °C | 7 | 7 | 8 | 8 | 9 | 7 | 6 | 6 | 6 | 4 | 4 | 4 | 4 | 3 | 3 | 4 |
chill °C | 2 | 2 | 3 | 3 | 6 | 2 | 0 | 0 | 0 | -2 | 0 | -2 | -2 | -4 | -3 | -2 |
Freezing level m | 2850 | 2250 | 2450 | 2450 | 2450 | 1950 | 1400 | 1500 | 1400 | 1400 | 1250 | 1800 | 1100 | 850 | 900 | 1050 |
 | — | 9:37 | — | — | 9:38 | — | — | 9:40 | — | — | 9:41 | — | — | 9:44 | — | — |
 | — | — | — | 10:14 | — | — | 10:10 | — | — | 10:08 | — | — | 10:07 | — | — | 10:04 |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Light rain (total 2mm), mostly falling on Tue night. Mild temperatures (max 9°C on Tue night, min 6°C on Thu night). Winds increasing (moderate winds from the W on Thu morning, near gales from the WNW by Thu night).
Semisopochnoi Weather (Days 3-6):
Moderate rain (total 15mm), heaviest on Sat afternoon. Mild temperatures (max 6°C on Fri night, min 3°C on Sun morning). Winds increasing (calm on Sat afternoon, strong winds from the N by Sat night).
This table gives the weather forecast for Semisopochnoi at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Semisopochnoi. 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 Alaska United States.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
Western Aleutians Buoy | |||||
SHIP2073 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport |  | ||||
SHIP278 | |||||
SHIP1187 | |||||
Adak Naval Air Station Airport | | ||||
BUOY-ADKA2 | |||||
SHIP9315 |
* 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.