– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 9 am Mon 05 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Mon 05 Oct Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 43mm), heaviest during Wed afternoon. Mild temperatures (max 9°C on Wed night, min 3°C on Wed night). Winds increasing (light winds from the NW on Tue morning, extremely windy from the S by Wed afternoon). | Days 4–6 Weather SummaryLight rain (total 3mm), mostly falling on Thu afternoon. Temperatures will be slightly above freezing (max 4°C on Thu morning, min 3°C on Fri afternoon). Winds decreasing (severe gales from the SW on Thu afternoon, strong winds from the W by Sat afternoon). | |||||||||||||||||
Monday 5 | Tuesday 6 | Wednesday 7 | Thursday 8 | Friday 9 | Saturday 10 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  |  |  | |  | |  | | | | | |  |  | |
clear | clear | clear | clear | cloudy | mod. rain | heavy rain | heavy rain | rain shwrs | clear | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | light rain | light rain | |
Cloud base (m) | 650 | 800 | 6600 | 1700 | 150 | 100 | 500 | 800 | 450 | 450 | 500 | 300 | 1300 | 650 | 2950 | |||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | 9 | 15 | 15 | 3 | — | 0.8 | 0.2 | 0.3 | 0.1 | 1 | 0.2 | 0.2 | 0.6 |
max °C | 4 | 4 | 5 | 5 | 5 | 6 | 7 | 7 | 9 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 |
min °C | 4 | 4 | 4 | 4 | 5 | 4 | 7 | 7 | 3 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 |
chill °C | -2 | -1 | -1 | -1 | 2 | -2 | 1 | 0 | -4 | -3 | -4 | -4 | -3 | -5 | -5 | -4 | -4 | -3 |
Freezing level m | 1000 | 1000 | 1200 | 1450 | 1550 | 1450 | 3300 | 2950 | 3100 | 1050 | 1050 | 1050 | 1000 | 950 | 950 | 900 | 950 | 900 |
 | 10:07 | — | — | 10:10 | — | — | 10:11 | — | — | 10:12 | — | — | 10:15 | — | — | 10:17 | — | — |
 | — | 9:30 | — | — | 9:27 | — | — | 9:24 | — | — | 9:22 | — | — | 9:21 | — | — | 9:17 | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Heavy rain (total 43mm), heaviest during Wed afternoon. Mild temperatures (max 9°C on Wed night, min 3°C on Wed night). Winds increasing (light winds from the NW on Tue morning, extremely windy from the S by Wed afternoon).
Semisopochnoi Weather (Days 3-6):
Light rain (total 3mm), mostly falling on Thu afternoon. Temperatures will be slightly above freezing (max 4°C on Thu morning, min 3°C on Fri afternoon). Winds decreasing (severe gales from the SW on Thu afternoon, strong winds from the W by Sat 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 | |||||
SHIP1821 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport |  | ||||
SHIP349 | |||||
SHIP1465 | |||||
SHIP602 | |||||
SHIP899 | |||||
SHIP1272 |
* 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.