– Lat/Long: 51.95° N 179.62° E
Semisopochnoi
Weather Forecast, United StatesIssued: 9 pm Thu 21 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 pm Thu 21 May Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Thu 21 May Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryA moderate fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 1°C on Sat night, min -1°C on Sat night). Winds increasing (calm on Fri morning, stormy winds from the ENE by Sun afternoon). | Days 5–7 Weather SummaryA light covering of new snow mostly falling on Sun night. Freeze-thaw conditions (max 4°C on Wed afternoon, min -1°C on Sun night). Winds decreasing (gales from the NNE on Sun night, moderate winds from the WNW by Wed morning). | ||||||||||||||||||
Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | Wednesday 27 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | | |  |  |  |  | |  |  | | | | | |  | |
clear | clear | some clouds | clear | clear | some clouds | light snow | light snow | mod. snow | mod. snow | light snow | cloudy | cloudy | cloudy | clear | clear | some clouds | some clouds | some clouds | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | 1 | 4 | 6 | 7 | 1 | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 0 | 0 | 0 | 0 | 0 | 0 | 1 | -1 | -1 | 0 | 0 | 0 | 0 | -1 | 1 | 2 | 3 | 4 | 5 |
min °C | 0 | 0 | 0 | 0 | 0 | 0 | -1 | -1 | -1 | -1 | -1 | 0 | -1 | -1 | 0 | 1 | 2 | 3 | 4 |
-7 | 0 | -4 | -4 | -3 | 0 | -10 | -11 | -12 | -11 | -10 | -8 | -9 | -9 | -7 | -6 | -3 | -3 | -2 | |
500 | 450 | 500 | 550 | 500 | 500 | 550 | 350 | 300 | 400 | 400 | 450 | 450 | 450 | 550 | 850 | 1300 | 1800 | 2150 | |
Cloud base (m) | 300 | 250 | 200 | 350 | 350 | 250 | 250 | 100 | 50 | 350 | 250 | 350 | 250 | 300 | 6700 | 2400 | 2200 | ||
 | — | 7:58 | — | — | 12:00 | — | — | 7:54 | — | — | 7:54 | — | — | 7:52 | — | — | 7:52 | — | — |
 | — | — | — | 11:58 | 12:00 | — | — | 12:00 | — | — | 12:01 | — | — | 12:03 | — | — | 12:04 | — | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: A moderate fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 1°C on Sat night, min -1°C on Sat night). Winds increasing (calm on Fri morning, stormy winds from the ENE by Sun afternoon).
Semisopochnoi Weather (Days 3-6):
A light covering of new snow mostly falling on Sun night. Freeze-thaw conditions (max 4°C on Wed afternoon, min -1°C on Sun night). Winds decreasing (gales from the NNE on Sun night, moderate winds from the WNW by Wed 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 | |||||
BUOY-ADKA2 | |||||
SHIP3301 | |||||
Atka Airport |  | ||||
BUOY-ATKA2 | |||||
SHIP6955 | |||||
SHIP6059 |  | ||||
SHIP8012 | | ||||
SHIP5154 | |||||
Atka 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.