– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 9 am Sun 18 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Sun 18 Oct Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 3mm), mostly falling on Sun morning. Temperatures will be slightly above freezing (max 3°C on Sun morning, min 2°C on Mon night). Winds decreasing (fresh winds from the WNW on Mon night, calm by Tue afternoon). | Days 4–6 Weather SummaryModerate rain (total 13mm), heaviest on Thu morning. Mild temperatures (max 6°C on Thu morning, min 2°C on Wed morning). Winds increasing (light winds from the W on Wed morning, severe gales from the SSW by Thu morning). | |||||||||||||||||
Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | |  | |  | | | |  |  | | |  | | |
light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | clear | clear | clear | clear | clear | rain shwrs | mod. rain | light rain | rain shwrs | rain shwrs | some clouds | rain shwrs | |
Cloud base (m) | 1450 | 700 | 500 | 550 | 850 | 500 | 400 | 650 | 500 | 400 | 400 | 100 | 100 | 400 | 500 | 500 | 500 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.7 | 0.6 | 0.1 | 0.6 | 0.5 | 0.9 | — | — | — | — | — | 3 | 8 | 0.9 | 0.6 | 0.1 | — | 0.5 |
max °C | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 6 | 6 | 4 | 2 | 2 | 3 |
min °C | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 5 | 5 | 3 | 2 | 2 | 2 |
chill °C | -2 | -3 | -2 | -2 | -3 | -5 | -2 | 0 | 0 | -2 | -2 | -1 | -3 | -2 | -5 | -6 | -6 | -5 |
Freezing level m | 950 | 950 | 950 | 850 | 850 | 800 | 800 | 800 | 750 | 800 | 800 | 1150 | 3100 | 2150 | 1000 | 800 | 700 | 800 |
 | 10:30 | — | — | 10:32 | — | — | 10:33 | — | — | 10:36 | — | — | 10:37 | — | — | 10:38 | — | — |
 | — | 9:00 | — | — | 8:59 | — | — | 8:57 | — | — | 8:54 | — | — | 8:52 | — | — | 8:50 | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Light rain (total 3mm), mostly falling on Sun morning. Temperatures will be slightly above freezing (max 3°C on Sun morning, min 2°C on Mon night). Winds decreasing (fresh winds from the WNW on Mon night, calm by Tue afternoon).
Semisopochnoi Weather (Days 3-6):
Moderate rain (total 13mm), heaviest on Thu morning. Mild temperatures (max 6°C on Thu morning, min 2°C on Wed morning). Winds increasing (light winds from the W on Wed morning, severe gales from the SSW 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 |
|---|---|---|---|---|---|
Western Aleutians Buoy | |||||
SHIP350 | |||||
Adak Naval Air Station Airport |  | ||||
SHIP1617 | |||||
SHIP566 | |||||
SHIP2563 | |||||
SHIP838 | |||||
SHIP1249 | |||||
SHIP1005 | |||||
SHIP2208 |
* 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.