– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 9 am Fri 09 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Fri 09 Oct Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 5mm), mostly falling on Fri night. Temperatures will be slightly above freezing (max 4°C on Fri morning, min 2°C on Sun night). Winds decreasing (gales from the WSW on Fri morning, fresh winds from the W by Sun night). | Days 4–6 Weather SummaryA dusting of snow on Mon night. Freezing level rising with drizzle on Tue afternoon. Temperatures will be slightly above freezing (max 3°C on Wed night, min 1°C on Mon night). Winds increasing (light winds from the WSW on Mon morning, strong winds from the NW by Mon night). | |||||||||||||||||
Friday 9 | Saturday 10 | Sunday 11 | Monday 12 | Tuesday 13 | Wednesday 14 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | |  | | | |  | |  | | | |  |  |  | |
light rain | rain shwrs | light rain | light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | cloudy | cloudy | snow shwrs | rain shwrs | rain shwrs | rain shwrs | clear | some clouds | some clouds | |
Cloud base (m) | 250 | 100 | 650 | 550 | 550 | 1850 | 600 | 650 | 350 | 650 | 750 | 100 | 600 | 600 | 500 | 450 | 700 | 500 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — |
mm | 0.5 | 0.4 | 1 | 0.7 | 0.7 | 0.6 | 0.5 | 0.6 | 0.3 | — | — | — | 0.4 | 0.9 | 0.2 | — | — | — |
max °C | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 2 | 2 | 3 |
min °C | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 2 | 2 | 2 |
chill °C | -4 | -5 | -4 | -4 | -4 | -3 | -4 | -4 | -4 | -3 | -2 | -4 | -5 | -5 | -5 | -5 | -5 | -4 |
Freezing level m | 1000 | 950 | 900 | 850 | 850 | 900 | 850 | 850 | 800 | 750 | 750 | 650 | 700 | 750 | 700 | 700 | 650 | 900 |
 | 10:15 | — | — | 10:17 | — | — | 10:18 | — | — | 10:19 | — | — | 10:22 | — | — | 10:23 | — | — |
 | — | 9:21 | — | — | 9:17 | — | — | 9:15 | — | — | 9:14 | — | — | 9:12 | — | — | 9:08 | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Light rain (total 5mm), mostly falling on Fri night. Temperatures will be slightly above freezing (max 4°C on Fri morning, min 2°C on Sun night). Winds decreasing (gales from the WSW on Fri morning, fresh winds from the W by Sun night).
Semisopochnoi Weather (Days 3-6):
A dusting of snow on Mon night. Freezing level rising with drizzle on Tue afternoon. Temperatures will be slightly above freezing (max 3°C on Wed night, min 1°C on Mon night). Winds increasing (light winds from the WSW on Mon morning, strong winds from the NW 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 | |||||
SHIP1211 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
SHIP2535 | |||||
SHIP1908 | |||||
SHIP272 | |||||
SHIP842 | |||||
SHIP2328 | |||||
SHIP2033 |
* 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.