– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 9 am Wed 21 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Wed 21 Oct Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 26mm), heaviest during Thu morning. Mild temperatures (max 8°C on Thu morning, min 2°C on Wed morning). Winds increasing (light winds from the WSW on Wed afternoon, severe gales from the S by Wed night). | Days 4–6 Weather SummaryModerate rain (total 18mm), heaviest on Sun afternoon. Mild temperatures (max 8°C on Sun night, min 2°C on Sat morning). Winds decreasing (stormy winds from the SSW on Sun night, moderate winds from the SW by Mon night). | |||||||||||||||||
Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | Monday 26 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  | | | |  | | | |  | | | | |
rain shwrs | some clouds | light rain | heavy rain | light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | cloudy | light rain | light rain | light rain | heavy rain | rain shwrs | cloudy | rain shwrs | |
Cloud base (m) | 600 | 450 | 2400 | 100 | 50 | 300 | 350 | 650 | 1800 | 450 | 100 | 100 | 250 | 100 | 100 | 5250 | 550 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.1 | — | 3 | 16 | 5 | 0.6 | 0.3 | 0.2 | 0.8 | 0.2 | — | 0.4 | 0.2 | 5 | 11 | 1.4 | — | 0.1 |
max °C | 2 | 3 | 5 | 8 | 8 | 4 | 2 | 2 | 3 | 3 | 4 | 6 | 6 | 5 | 8 | 4 | 3 | 3 |
min °C | 2 | 3 | 3 | 5 | 5 | 2 | 2 | 2 | 2 | 2 | 3 | 5 | 6 | 5 | 6 | 3 | 3 | 3 |
chill °C | -2 | 1 | -2 | -2 | -2 | -6 | -7 | -6 | -5 | -5 | -4 | -2 | -1 | -1 | 1 | -4 | -3 | -2 |
Freezing level m | 800 | 1000 | 1600 | 3200 | 2600 | 950 | 800 | 850 | 800 | 900 | 850 | 2050 | 1650 | 1500 | 2050 | 1100 | 1050 | 950 |
 | 10:36 | — | — | 10:37 | — | — | 10:38 | — | — | 10:41 | — | — | 10:42 | — | — | 10:45 | — | — |
 | — | 8:54 | — | — | 8:52 | — | — | 8:50 | — | — | 8:47 | — | — | 8:45 | — | — | 8:44 | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Heavy rain (total 26mm), heaviest during Thu morning. Mild temperatures (max 8°C on Thu morning, min 2°C on Wed morning). Winds increasing (light winds from the WSW on Wed afternoon, severe gales from the S by Wed night).
Semisopochnoi Weather (Days 3-6):
Moderate rain (total 18mm), heaviest on Sun afternoon. Mild temperatures (max 8°C on Sun night, min 2°C on Sat morning). Winds decreasing (stormy winds from the SSW on Sun night, moderate winds from the SW 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 | |||||
SHIP1323 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport |  | ||||
SHIP1511 | |||||
SHIP487 | |||||
SHIP539 | |||||
SHIP1469 | |||||
SHIP245 |
* 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.