– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 9 pm Sun 11 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Sun 11 Oct Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Temperatures will be slightly above freezing (max 2°C on Sun night, min 1°C on Mon night). Winds decreasing (near gales from the NW on Mon night, light winds from the WNW by Wed afternoon). | Days 5–7 Weather SummaryA dusting of snow giving way to moderate rain (total 12mm) heaviest on Fri morning. Mild temperatures (max 5°C on Fri morning, min 2°C on Wed night). Winds increasing (light winds from the N on Wed night, near gales from the S by Fri morning). | |||||||||||||||
Monday 12 | Tuesday 13 | Wednesday 14 | Thursday 15 | Friday 16 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  | | | | | |  | | | | |
rain shwrs | cloudy | some clouds | some clouds | rain shwrs | clear | clear | clear | some clouds | clear | some clouds | cloudy | light snow | rain shwrs | some clouds | clear | |
Cloud base (m) | 1800 | 800 | 550 | 450 | 450 | 600 | 450 | 750 | 550 | 550 | 450 | 400 | 1650 | 50 | 50 | 150 |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — |
mm | 0.3 | — | — | — | 0.6 | — | — | — | — | — | — | — | 0.3 | 10 | — | — |
max °C | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 2 | 2 | 5 | 4 | 4 |
min °C | 2 | 2 | 2 | 1 | 2 | 2 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 4 | 4 |
chill °C | -5 | -4 | -3 | -6 | -5 | -5 | -6 | -4 | -3 | -2 | -2 | -3 | -3 | -4 | -2 | -1 |
Freezing level m | 750 | 750 | 700 | 650 | 750 | 700 | 700 | 650 | 700 | 750 | 800 | 950 | 950 | 1150 | 1150 | 1150 |
 | — | 10:19 | — | — | 10:22 | — | — | 10:23 | — | — | 10:25 | — | — | 10:26 | — | — |
 | — | — | 9:14 | — | — | 9:12 | — | — | 9:08 | — | — | 9:07 | — | — | 9:05 | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Mostly dry. Temperatures will be slightly above freezing (max 2°C on Sun night, min 1°C on Mon night). Winds decreasing (near gales from the NW on Mon night, light winds from the WNW by Wed afternoon).
Semisopochnoi Weather (Days 3-6):
A dusting of snow giving way to moderate rain (total 12mm) heaviest on Fri morning. Mild temperatures (max 5°C on Fri morning, min 2°C on Wed night). Winds increasing (light winds from the N on Wed night, near gales from the S by Fri 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 | |||||
SHIP1046 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
SHIP2386 | |||||
SHIP102 | |||||
SHIP1831 | |||||
SHIP626 | |||||
SHIP2875 | |||||
SHIP2886 |
* 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.