– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 2 pm Thu 12 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 2 pm Thu 12 Nov Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 3mm), mostly falling on Fri night. Freeze-thaw conditions (max 3°C on Fri night, min -2°C on Sun morning). Winds increasing (moderate winds from the W on Thu afternoon, severe gales from the SW by Fri night). | Days 5–7 Weather SummaryA light fall of snow, heaviest on Mon morning. Turning milder with light rain (total 8mm) on Mon afternoon. Freeze-thaw conditions (max 7°C on Mon afternoon, min -5°C on Wed morning). Winds increasing (light winds from the SSW on Sun night, extremely windy from the WNW by Tue morning). | ||||||||||||||||
Thu 12 | Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | |  | | |  |  |  |  |  | |  | |
clear | some clouds | cloudy | cloudy | rain shwrs | some clouds | cloudy | clear | some clouds | some clouds | cloudy | mod. snow | mod. rain | light rain | light snow | cloudy | light snow | |
Cloud base (m) | 500 | 450 | 350 | 1550 | 0 | 150 | 500 | 400 | 350 | 500 | 2050 | 550 | 0 | 50 | |||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | 9 | — | — | 2 | — | 2 |
mm | — | — | — | — | 3 | — | — | — | — | — | — | — | 6 | 1.1 | — | — | — |
max °C | 0 | 0 | 0 | 1 | 3 | 1 | 0 | -1 | -1 | -1 | -1 | 1 | 7 | 2 | -1 | -2 | -3 |
min °C | 0 | -1 | 0 | 1 | 1 | 0 | -1 | -1 | -2 | -1 | -1 | -2 | 5 | -1 | -2 | -2 | -3 |
chill °C | -6 | -8 | -8 | -7 | -8 | -9 | -10 | -10 | -10 | -9 | -7 | -12 | -2 | -12 | -14 | -14 | -14 |
Freezing level m | 450 | 450 | 500 | 600 | 900 | 550 | 500 | 400 | 350 | 350 | 450 | 200 | 2200 | 850 | 350 | 300 | 200 |
 | — | — | 10:18 | — | — | 10:19 | — | — | 10:21 | — | — | 10:22 | — | — | 10:25 | — | — |
 | 7:14 | — | — | 7:12 | — | — | 7:10 | — | — | 7:08 | — | — | 7:07 | — | — | 7:07 | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Light rain (total 3mm), mostly falling on Fri night. Freeze-thaw conditions (max 3°C on Fri night, min -2°C on Sun morning). Winds increasing (moderate winds from the W on Thu afternoon, severe gales from the SW by Fri night).
Semisopochnoi Weather (Days 3-6):
A light fall of snow, heaviest on Mon morning. Turning milder with light rain (total 8mm) on Mon afternoon. Freeze-thaw conditions (max 7°C on Mon afternoon, min -5°C on Wed morning). Winds increasing (light winds from the SSW on Sun night, extremely windy from the WNW by Tue 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 | |||||
SHIP774 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport |  | ||||
SHIP578 | |||||
SHIP193 | |||||
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.