– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 3 pm Mon 19 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Mon 19 Oct Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryModerate rain (total 17mm), heaviest on Thu morning. Mild temperatures (max 8°C on Thu morning, min 2°C on Mon afternoon). Winds increasing (calm on Tue afternoon, severe gales from the S by Thu morning). | Days 5–7 Weather SummaryHeavy rain (total 21mm), heaviest during Thu afternoon. Mild temperatures (max 8°C on Thu afternoon, min 2°C on Fri morning). Winds decreasing (severe gales from the SW on Thu night, strong winds from the SW by Sat night). | ||||||||||||||||
Mon 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | |  | |  | | |  | |  | | | | |
rain shwrs | rain shwrs | clear | clear | clear | clear | some clouds | rain shwrs | heavy rain | heavy rain | rain shwrs | light rain | rain shwrs | light rain | rain shwrs | rain shwrs | rain shwrs | |
Cloud base (m) | 1400 | 450 | 500 | 750 | 1650 | 600 | 350 | 100 | 100 | 150 | 150 | 450 | 450 | 550 | 400 | ||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.8 | 1 | — | — | — | — | — | 2 | 13 | 16 | 2 | 0.4 | 0.6 | 0.6 | 0.2 | 0.3 | 0.2 |
max °C | 2 | 3 | 2 | 2 | 2 | 2 | 2 | 3 | 8 | 8 | 5 | 3 | 3 | 3 | 2 | 3 | 6 |
min °C | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 4 | 8 | 3 | 2 | 3 | 2 | 2 | 2 | 3 |
chill °C | -5 | -4 | -3 | 2 | 0 | -1 | -1 | -3 | -4 | 2 | -5 | -6 | -5 | -6 | -6 | -6 | -4 |
Freezing level m | 850 | 800 | 800 | 800 | 800 | 800 | 800 | 1000 | 1200 | 3000 | 1000 | 850 | 850 | 750 | 800 | 800 | 1650 |
 | — | — | 10:33 | — | — | 10:36 | — | — | 10:37 | — | — | 10:38 | — | — | 10:41 | — | — |
 | 8:59 | — | — | 8:57 | — | — | 8:54 | — | — | 8:52 | — | — | 8:50 | — | — | 8:47 | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Moderate rain (total 17mm), heaviest on Thu morning. Mild temperatures (max 8°C on Thu morning, min 2°C on Mon afternoon). Winds increasing (calm on Tue afternoon, severe gales from the S by Thu morning).
Semisopochnoi Weather (Days 3-6):
Heavy rain (total 21mm), heaviest during Thu afternoon. Mild temperatures (max 8°C on Thu afternoon, min 2°C on Fri morning). Winds decreasing (severe gales from the SW on Thu night, strong winds from the SW by Sat 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 | |||||
SHIP174 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport | | ||||
SHIP1092 | |||||
SHIP133 | |||||
SHIP1615 | |||||
SHIP294 | |||||
SHIP1499 |
* 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.