– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 3 pm Wed 16 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Wed 16 Sep Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 5mm), mostly falling on Sat morning. Mild temperatures (max 9°C on Wed night, min 5°C on Thu night). Winds decreasing (near gales from the NW on Thu night, moderate winds from the W by Fri night). | Days 5–7 Weather SummarySome drizzle, heaviest during Sat afternoon. Mild temperatures (max 9°C on Mon night, min 5°C on Sat afternoon). Winds increasing (light winds from the NW on Sun morning, near gales from the SW by Tue morning). | ||||||||||||||||
Wed 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | |  |  | |  | | | |  | |  | |
clear | clear | some clouds | clear | rain shwrs | rain shwrs | clear | light rain | light rain | light rain | some clouds | clear | clear | some clouds | cloudy | cloudy | cloudy | |
Cloud base (m) | 8350 | 700 | 750 | 450 | 850 | 500 | 250 | 5650 | 700 | 800 | 2500 | 1950 | 4550 | 2700 | |||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | 1.1 | 0.3 | — | 0.3 | 3 | 1.5 | — | — | — | — | — | — | — |
max °C | 8 | 9 | 9 | 8 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 6 | 7 | 7 | 8 | 9 |
min °C | 8 | 8 | 9 | 8 | 5 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 7 | 8 | 8 |
chill °C | 3 | 3 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 2 | 4 | 3 |
Freezing level m | 2400 | 2500 | 2400 | 2050 | 1250 | 1350 | 1350 | 1450 | 1300 | 1700 | 1350 | 1250 | 1400 | 1850 | 2300 | 2650 | 2650 |
 | — | — | 9:38 | — | — | 9:40 | — | — | 9:41 | — | — | 9:44 | — | — | 9:45 | — | — |
 | — | 10:14 | — | — | 10:10 | — | — | 10:08 | — | — | 10:07 | — | — | 10:04 | — | — | 10:01 |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Light rain (total 5mm), mostly falling on Sat morning. Mild temperatures (max 9°C on Wed night, min 5°C on Thu night). Winds decreasing (near gales from the NW on Thu night, moderate winds from the W by Fri night).
Semisopochnoi Weather (Days 3-6):
Some drizzle, heaviest during Sat afternoon. Mild temperatures (max 9°C on Mon night, min 5°C on Sat afternoon). Winds increasing (light winds from the NW on Sun morning, near gales from the SW by Tue 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 | |||||
SHIP849 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport |  | ||||
SHIP835 | |||||
SHIP136 | |||||
SHIP1021 | |||||
SHIP122 | |||||
Adak Naval Air Station 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.