– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 9 am Wed 30 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Wed 30 Sep Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 10mm), heaviest on Fri night. Mild temperatures (max 7°C on Wed morning, min 5°C on Thu night). Winds increasing (calm on Wed night, near gales from the S by Fri night). | Days 4–6 Weather SummaryLight rain (total 3mm), mostly falling on Sat morning. Mild temperatures (max 6°C on Sat morning, min 4°C on Sun morning). Winds decreasing (stormy winds from the WSW on Sat night, strong winds from the W by Mon night). | |||||||||||||||||
Wednesday 30 | Thursday 1 | Friday 2 | Saturday 3 | Sunday 4 | Monday 5 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  |  |  |  |  | | | | |  | | | | | |
light rain | light rain | light rain | light rain | rain shwrs | clear | some clouds | cloudy | rain shwrs | light rain | rain shwrs | rain shwrs | rain shwrs | clear | rain shwrs | some clouds | rain shwrs | clear | |
Cloud base (m) | 50 | 100 | 50 | 550 | 1400 | 750 | 300 | 200 | 0 | 250 | 400 | 350 | 1750 | 850 | ||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.4 | 0.5 | 1.6 | 0.8 | 1.2 | — | — | — | 6 | 1.6 | 0.1 | 0.3 | 0.4 | — | 0.2 | — | 0.1 | — |
max °C | 7 | 7 | 7 | 7 | 6 | 5 | 5 | 5 | 7 | 6 | 5 | 5 | 5 | 4 | 5 | 4 | 5 | 5 |
min °C | 7 | 7 | 7 | 7 | 6 | 5 | 5 | 5 | 5 | 6 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 5 |
chill °C | 4 | 4 | 4 | 5 | 2 | 1 | 3 | 1 | -1 | -1 | -2 | -3 | -3 | -3 | -3 | -3 | -3 | -1 |
Freezing level m | 2450 | 2150 | 2000 | 1900 | 1800 | 1250 | 1550 | 1950 | 2200 | 1400 | 1200 | 1200 | 1150 | 1050 | 1200 | 1100 | 1100 | 1300 |
 | 10:00 | — | — | 10:02 | — | — | 10:03 | — | — | 10:04 | — | — | 10:07 | — | — | 10:07 | — | — |
 | — | 9:40 | — | — | 9:38 | — | — | 9:36 | — | — | 9:34 | — | — | 9:31 | — | — | 9:30 | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Moderate rain (total 10mm), heaviest on Fri night. Mild temperatures (max 7°C on Wed morning, min 5°C on Thu night). Winds increasing (calm on Wed night, near gales from the S by Fri night).
Semisopochnoi Weather (Days 3-6):
Light rain (total 3mm), mostly falling on Sat morning. Mild temperatures (max 6°C on Sat morning, min 4°C on Sun morning). Winds decreasing (stormy winds from the WSW on Sat night, strong winds from the W by Mon 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 | |||||
SHIP1960 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
SHIP2199 | |||||
SHIP107 | |||||
SHIP1503 | |||||
SHIP866 | |||||
SHIP1984 | |||||
SHIP664 |
* 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.