– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 2 am Fri 13 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 2 am Fri 13 Nov Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 4mm) at first, then becoming colder with a dusting of snow on Sun afternoon. Freeze-thaw conditions (max 3°C on Fri night, min -2°C on Sun afternoon). Winds decreasing (severe gales from the SW on Fri night, moderate winds from the WSW by Sun night). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max -1°C on Mon morning, min -4°C on Wed night). Winds decreasing (stormy winds from the ENE on Mon night, moderate winds from the NNW by Tue night). | |||||||||||||||||
Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | | |  | |  |  |  | |  |  | | |  | |
some clouds | some clouds | rain shwrs | some clouds | some clouds | some clouds | some clouds | snow shwrs | some clouds | light snow | mod. snow | heavy snow | light snow | cloudy | light snow | light snow | cloudy | snow shwrs | |
Cloud base (m) | 350 | 450 | 0 | 100 | 350 | 550 | 500 | 150 | 750 | 550 | 100 | 50 | 250 | 300 | 700 | 750 | ||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | 1 | — | 1 | 7 | 13 | 1 | — | 2 | 1 | — | 2 |
mm | — | — | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 0 | 2 | 3 | 1 | 0 | 0 | -1 | -1 | -1 | -1 | -2 | -2 | -2 | -1 | -1 | -3 | -3 | -3 |
min °C | 0 | 1 | 1 | 0 | -1 | -1 | -1 | -2 | -1 | -2 | -2 | -2 | -2 | -1 | -3 | -3 | -3 | -4 |
chill °C | -8 | -7 | -8 | -9 | -10 | -9 | -10 | -10 | -7 | -11 | -12 | -13 | -11 | -9 | -12 | -12 | -10 | -13 |
Freezing level m | 500 | 600 | 900 | 600 | 450 | 450 | 350 | 300 | 350 | 400 | 250 | 200 | 250 | 350 | 350 | 200 | 250 | 150 |
 | 10:18 | — | — | 10:19 | — | — | 10:21 | — | — | 10:22 | — | — | 10:25 | — | — | 10:26 | — | — |
 | — | 7:12 | — | — | 7:10 | — | — | 7:08 | — | — | 7:07 | — | — | 7:07 | — | — | 7:06 | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Light rain (total 4mm) at first, then becoming colder with a dusting of snow on Sun afternoon. Freeze-thaw conditions (max 3°C on Fri night, min -2°C on Sun afternoon). Winds decreasing (severe gales from the SW on Fri night, moderate winds from the WSW by Sun night).
Semisopochnoi Weather (Days 3-6):
A heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max -1°C on Mon morning, min -4°C on Wed night). Winds decreasing (stormy winds from the ENE on Mon night, moderate winds from the NNW by Tue 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 | |||||
SHIP109 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport |  | ||||
SHIP495 | |||||
SHIP1039 | |||||
Adak Naval Air Station Airport | | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport | |
* 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.