– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 9 pm Fri 18 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Fri 18 Sep Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 2mm), mostly falling on Mon afternoon. Mild temperatures (max 8°C on Mon morning, min 5°C on Fri night). Winds decreasing (strong winds from the NW on Fri night, light winds from the NW by Sun afternoon). | Days 5–7 Weather SummaryHeavy rain (total 49mm), heaviest during Wed night. Mild temperatures (max 9°C on Mon night, min 5°C on Thu morning). Winds increasing (light winds from the SSW on Wed morning, extremely windy from the W by Thu afternoon). | |||||||||||||||
Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | |  | | |  | | | | |  | | |
light rain | cloudy | light rain | rain shwrs | clear | clear | some clouds | cloudy | light rain | heavy rain | light rain | light rain | rain shwrs | cloudy | mod. rain | heavy rain | |
Cloud base (m) | 2850 | 400 | 550 | 850 | 700 | 5200 | 2250 | 2500 | 2600 | 200 | 50 | 0 | 0 | 1250 | ||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.3 | — | 0.6 | 0.3 | — | — | — | — | 1.3 | 11 | 1 | 0.3 | 0.3 | — | 6 | 30 |
max °C | 6 | 6 | 6 | 6 | 5 | 5 | 6 | 8 | 8 | 9 | 8 | 8 | 9 | 9 | 8 | 7 |
min °C | 5 | 6 | 6 | 5 | 5 | 5 | 5 | 7 | 7 | 7 | 8 | 8 | 8 | 9 | 8 | 6 |
chill °C | 0 | 1 | 2 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 3 | 4 | 4 | 7 | 5 | 0 |
Freezing level m | 1400 | 1500 | 1800 | 1350 | 1400 | 1450 | 2100 | 2350 | 2200 | 2650 | 2800 | 3000 | 3350 | 3400 | 2900 | 2300 |
 | — | 9:41 | — | — | 9:44 | — | — | 9:45 | — | — | 9:47 | — | — | 9:48 | — | — |
 | — | — | — | 10:07 | — | — | 10:04 | — | — | 10:01 | — | — | 10:00 | — | 9:57 | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Light rain (total 2mm), mostly falling on Mon afternoon. Mild temperatures (max 8°C on Mon morning, min 5°C on Fri night). Winds decreasing (strong winds from the NW on Fri night, light winds from the NW by Sun afternoon).
Semisopochnoi Weather (Days 3-6):
Heavy rain (total 49mm), heaviest during Wed night. Mild temperatures (max 9°C on Mon night, min 5°C on Thu morning). Winds increasing (light winds from the SSW on Wed morning, extremely windy from the W by Thu afternoon).
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 | |||||
SHIP231 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport |  | ||||
SHIP69 | |||||
SHIP1912 | |||||
SHIP912 | |||||
SHIP2021 | |||||
SHIP1520 |
* 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.