– Lat/Long: 51.95° N 179.62° E
Semisopochnoi
Weather Forecast, United StatesIssued: 2 pm Wed 18 Feb Local TimeUpdates in: hr min sUpdate imminent
Issued: 2 pm Wed 18 Feb Local Time
Updates in:
Update imminent hr min s
Issued: 2 pm Wed 18 Feb Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryModerate rain (total 16mm), heaviest on Fri night. Freeze-thaw conditions (max 4°C on Thu night, min -1°C on Wed afternoon). Winds increasing (light winds from the ENE on Wed afternoon, gales from the SE by Thu afternoon). | Days 5–7 Weather SummaryModerate rain (total 17mm), heaviest on Sat night giving way to a moderate fall of snow, heaviest on Sun night. Freeze-thaw conditions (max 3°C on Sat afternoon, min -1°C on Mon morning). Winds increasing (calm on Sat night, strong winds from the NNW by Mon afternoon). | ||||||||||||||||
Wed 18 | Thursday 19 | Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  |  |  | |  |  |  | |  | | |  | |
some clouds | some clouds | some clouds | cloudy | rain shwrs | clear | light rain | heavy rain | light rain | mod. rain | light snow | light snow | light snow | mod. snow | light snow | light snow | cloudy | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | 1 | 2 | 4 | 8 | 3 | 1 | — | |
— | — | — | — | 0.3 | — | 1.2 | 11 | 3 | 6 | 11 | — | — | — | — | — | — | |
max °C | -1 | -1 | 0 | 2 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 1 | 1 | 2 | 1 | -1 | 0 |
min °C | -1 | -1 | 0 | 1 | 3 | 4 | 3 | 3 | 3 | 3 | 2 | 1 | 1 | 1 | -1 | -1 | -1 |
-5 | -7 | -8 | -8 | -4 | -3 | -4 | -5 | -2 | 0 | 1 | -3 | -4 | -4 | -8 | -9 | -8 | |
300 | 300 | 400 | 1750 | 2150 | 2300 | 2250 | 1850 | 1850 | 2000 | 1700 | 1600 | 1700 | 1100 | 1050 | 300 | 350 | |
Cloud base (m) | 450 | 300 | 250 | 300 | 350 | 8400 | 250 | 200 | 300 | 300 | 300 | 300 | 250 | 200 | 200 | 300 | |
 | — | — | 10:07 | — | — | 10:04 | — | — | 10:03 | — | — | 10:00 | — | — | 9:59 | — | — |
 | 8:21 | — | — | 8:22 | — | — | 8:24 | — | — | 8:27 | — | — | 8:29 | — | — | 8:30 | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Moderate rain (total 16mm), heaviest on Fri night. Freeze-thaw conditions (max 4°C on Thu night, min -1°C on Wed afternoon). Winds increasing (light winds from the ENE on Wed afternoon, gales from the SE by Thu afternoon).
Semisopochnoi Weather (Days 3-6):
Moderate rain (total 17mm), heaviest on Sat night giving way to a moderate fall of snow, heaviest on Sun night. Freeze-thaw conditions (max 3°C on Sat afternoon, min -1°C on Mon morning). Winds increasing (calm on Sat night, strong winds from the NNW by Mon 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 | |||||
SHIP1198 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
ASCATC176E54N | |||||
SHIP219 | |||||
SHIP996 | |||||
SHIP691 | |||||
SHIP806 | |||||
SHIP1034 |
* 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.