– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 9 am Sun 25 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Sun 25 Oct Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 12mm), heaviest on Mon morning. Mild temperatures (max 8°C on Sun night, min 2°C on Tue morning). Winds decreasing (extremely windy from the S on Sun night, light winds from the SW by Tue night). | Days 4–6 Weather SummaryModerate rain (total 12mm), heaviest on Wed afternoon. Freeze-thaw conditions (max 5°C on Wed afternoon, min -1°C on Fri afternoon). Winds decreasing (extremely windy from the WSW on Wed night, strong winds from the WNW by Fri night). | |||||||||||||||||
Sunday 25 | Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | Friday 30 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  |  | | | | |  |  | |  | | | | |
light rain | light rain | light rain | rain shwrs | some clouds | some clouds | clear | clear | some clouds | light rain | rain shwrs | rain shwrs | cloudy | cloudy | cloudy | some clouds | clear | some clouds | |
Cloud base (m) | 150 | 150 | 100 | 100 | 1950 | 1450 | 2050 | 150 | 400 | 200 | 50 | 200 | 300 | 450 | ||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.7 | 2 | 4 | 4 | — | — | — | — | — | 5 | 7 | 0.5 | — | — | — | — | — | — |
max °C | 6 | 6 | 8 | 4 | 3 | 3 | 2 | 2 | 2 | 3 | 5 | 4 | 1 | 1 | 1 | 0 | -1 | 0 |
min °C | 6 | 6 | 6 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 5 | 2 | 1 | 1 | 0 | 0 | -1 | -1 |
chill °C | -2 | 0 | -2 | -5 | -5 | -4 | -4 | -4 | -3 | -7 | -3 | -8 | -10 | -10 | -10 | -10 | -11 | -11 |
Freezing level m | 2100 | 2100 | 2250 | 1050 | 900 | 900 | 800 | 750 | 750 | 800 | 2700 | 900 | 650 | 650 | 600 | 450 | 450 | 500 |
 | 10:42 | — | — | 10:45 | — | — | 10:47 | — | — | 10:48 | — | — | 10:49 | — | — | 10:52 | — | — |
 | — | 8:45 | — | — | 8:44 | — | — | 8:42 | — | — | 8:39 | — | — | 8:38 | — | — | 8:37 | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Moderate rain (total 12mm), heaviest on Mon morning. Mild temperatures (max 8°C on Sun night, min 2°C on Tue morning). Winds decreasing (extremely windy from the S on Sun night, light winds from the SW by Tue night).
Semisopochnoi Weather (Days 3-6):
Moderate rain (total 12mm), heaviest on Wed afternoon. Freeze-thaw conditions (max 5°C on Wed afternoon, min -1°C on Fri afternoon). Winds decreasing (extremely windy from the WSW on Wed night, strong winds from the WNW by Fri 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 | |||||
SHIP344 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport |  | ||||
Atka Airport | | ||||
BUOY-ATKA2 | |||||
BUOY-46070 | |||||
SHIP1906 | |||||
SHIP6419 |
* 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.