– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 3 am Mon 19 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Mon 19 Oct Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 5mm), mostly falling on Wed night. Temperatures will be slightly above freezing (max 4°C on Wed night, min 2°C on Mon night). Winds increasing (light winds from the WSW on Tue afternoon, gales from the S by Wed night). | Days 4–6 Weather SummaryHeavy rain (total 21mm), heaviest during Thu afternoon. Mild temperatures (max 9°C on Thu morning, min 2°C on Thu night). Winds decreasing (gales from the WSW on Fri morning, strong winds from the W by Fri night). | |||||||||||||||||
Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  |  | |  | |  | | | | | | |  |  | |
rain shwrs | rain shwrs | rain shwrs | rain shwrs | clear | clear | clear | some clouds | rain shwrs | mod. rain | mod. rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | light rain | light rain | |
Cloud base (m) | 600 | 600 | 600 | 600 | 600 | 750 | 600 | 450 | 400 | 50 | 100 | 400 | 250 | 700 | 1300 | 500 | 650 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.2 | 0.6 | 1.6 | 0.5 | — | — | — | — | 2 | 10 | 8 | 0.7 | 0.3 | 0.4 | 0.6 | 0.2 | 0.3 | 0.3 |
max °C | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 4 | 9 | 9 | 5 | 2 | 3 | 3 | 2 | 3 | 6 |
min °C | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 5 | 7 | 2 | 2 | 2 | 2 | 2 | 3 | 4 |
chill °C | -3 | -3 | -4 | -3 | -1 | 0 | -2 | 0 | -2 | -2 | 1 | -7 | -7 | -6 | -5 | -5 | -4 | -3 |
Freezing level m | 900 | 850 | 850 | 800 | 800 | 800 | 750 | 800 | 1100 | 3300 | 3000 | 1050 | 750 | 800 | 900 | 800 | 850 | 1400 |
 | 10:32 | — | — | 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: Light rain (total 5mm), mostly falling on Wed night. Temperatures will be slightly above freezing (max 4°C on Wed night, min 2°C on Mon night). Winds increasing (light winds from the WSW on Tue afternoon, gales from the S by Wed night).
Semisopochnoi Weather (Days 3-6):
Heavy rain (total 21mm), heaviest during Thu afternoon. Mild temperatures (max 9°C on Thu morning, min 2°C on Thu night). Winds decreasing (gales from the WSW on Fri morning, strong winds from the W by Fri 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 | |||||
SHIP1478 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport |  | ||||
SHIP1462 | |||||
SHIP256 | |||||
Adak Naval Air Station Airport | | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya 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.