– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 9 pm Fri 30 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Fri 30 Oct Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryMild with moderate rain (total 16mm) on Sat night, Becoming colder with a light covering of snow, mostly falling on Sun night. Freeze-thaw conditions (max 7°C on Sat night, min 0°C on Fri night). Winds increasing (fresh winds from the SSW on Sat afternoon, stormy winds from the WSW by Mon morning). | Days 5–7 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 2°C on Mon night, min -2°C on Wed morning). Winds increasing (fresh winds from the W on Mon night, gales from the WNW by Thu morning). | |||||||||||||||
Saturday 31 | Sunday 1 | Monday 2 | Tuesday 3 | Wednesday 4 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  |  |  |  |  |  |  | |  | | | | |
rain shwrs | light rain | light rain | rain shwrs | rain shwrs | cloudy | light snow | light snow | snow shwrs | snow shwrs | some clouds | cloudy | cloudy | cloudy | cloudy | cloudy | |
Cloud base (m) | 750 | 200 | 150 | 250 | 0 | 1500 | 100 | 150 | 650 | 300 | 500 | 550 | ||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | 2 | 2 | 1 | 2 | — | — | — | — | — | — |
mm | 2 | 1.5 | 0.9 | 11 | 0.5 | — | — | — | — | — | — | — | — | — | — | — |
max °C | 2 | 4 | 4 | 7 | 5 | 2 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | -1 | -2 | -2 |
min °C | 0 | 3 | 4 | 4 | 2 | 2 | 0 | 0 | 1 | 1 | 1 | 1 | -1 | -2 | -2 | -2 |
chill °C | -8 | -5 | -2 | -3 | -6 | -6 | -9 | -10 | -8 | -7 | -7 | -7 | -10 | -11 | -11 | -12 |
Freezing level m | 550 | 1200 | 1250 | 2950 | 1750 | 750 | 600 | 550 | 600 | 650 | 700 | 650 | 550 | 350 | 350 | 300 |
 | — | 10:53 | — | — | 9:56 | — | — | 10:56 | — | — | 10:59 | — | — | 11:00 | — | — |
 | — | — | 8:35 | — | — | 7:32 | — | — | 8:30 | — | — | 8:29 | — | — | 8:28 | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Mild with moderate rain (total 16mm) on Sat night, Becoming colder with a light covering of snow, mostly falling on Sun night. Freeze-thaw conditions (max 7°C on Sat night, min 0°C on Fri night). Winds increasing (fresh winds from the SSW on Sat afternoon, stormy winds from the WSW by Mon morning).
Semisopochnoi Weather (Days 3-6):
A dusting of new snow. Freeze-thaw conditions (max 2°C on Mon night, min -2°C on Wed morning). Winds increasing (fresh winds from the W on Mon night, gales from the WNW by Thu morning).
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 |
|---|---|---|---|---|---|
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport |  | ||||
Atka Airport |  | ||||
BUOY-ATKA2 | |||||
SHIP571 | |||||
SHIP1578 | |||||
SHIP274 | |||||
SHIP592 | |||||
SHIP3342 |
* 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.