– Lat/Long: 51.95° N 179.62° E
Semisopochnoi
Weather Forecast, United StatesIssued: 8 pm Thu 19 Feb Local TimeUpdates in: hr min sUpdate imminent
Issued: 8 pm Thu 19 Feb Local Time
Updates in:
Update imminent hr min s
Issued: 8 pm Thu 19 Feb Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 49mm), heaviest during Fri night. Temperatures will be slightly above freezing (max 4°C on Thu night, min 2°C on Thu night). Winds decreasing (gales from the SSE on Fri afternoon, light winds from the SSE by Sun afternoon). | Days 5–7 Weather SummaryLight rain (total 3mm) at first, then becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 2°C on Sun night, min -2°C on Mon night). Winds increasing (light winds from the SW on Sun night, severe gales from the E by Wed afternoon). | ||||||||||||||||||
Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  | | |  |  | |  | | |  | | | | |
rain shwrs | some clouds | light rain | heavy rain | mod. rain | mod. rain | mod. rain | light rain | mod. rain | light snow | cloudy | some clouds | some clouds | some clouds | cloudy | cloudy | cloudy | cloudy | cloudy | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | |
0.2 | — | 3 | 13 | 6 | 6 | 10 | 5 | 5 | 3 | — | — | — | — | — | — | — | — | — | |
max °C | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 2 | 0 | 0 | -1 | -1 | -1 | -1 | 0 | 0 | 0 |
min °C | 2 | 4 | 3 | 3 | 4 | 3 | 3 | 3 | 3 | 0 | 0 | -1 | -2 | -2 | -1 | -1 | 0 | 0 | 0 |
-6 | -3 | -5 | -5 | -2 | -3 | -3 | -2 | -1 | -6 | -5 | -5 | -8 | -8 | -8 | -9 | -8 | -9 | -10 | |
2300 | 2300 | 2200 | 2200 | 2200 | 2100 | 1950 | 1500 | 1800 | 1100 | 450 | 350 | 300 | 0 | 0 | 250 | 400 | 450 | 450 | |
Cloud base (m) | 350 | 250 | 250 | 250 | 250 | 300 | 300 | 300 | 300 | 250 | 350 | 250 | 300 | 300 | 350 | 300 | 300 | 250 | 200 |
 | — | 10:04 | — | — | 10:03 | — | — | 10:00 | — | — | 9:59 | — | — | 9:56 | — | — | 9:55 | — | — |
 | — | — | 8:24 | — | — | 8:27 | — | — | 8:29 | — | — | 8:30 | — | — | 8:31 | — | — | 8:34 | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Heavy rain (total 49mm), heaviest during Fri night. Temperatures will be slightly above freezing (max 4°C on Thu night, min 2°C on Thu night). Winds decreasing (gales from the SSE on Fri afternoon, light winds from the SSE by Sun afternoon).
Semisopochnoi Weather (Days 3-6):
Light rain (total 3mm) at first, then becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 2°C on Sun night, min -2°C on Mon night). Winds increasing (light winds from the SW on Sun night, severe gales from the E by Wed afternoon).
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 | |||||
SHIP522 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport |  | ||||
SHIP109 | |||||
SHIP1481 | |||||
SHIP679 | |||||
SHIP1366 | |||||
SHIP821 |
* 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.