– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 3 pm Sun 11 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 3 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 3°C on Sun afternoon, min 1°C on Mon night). Winds decreasing (near gales from the NNW on Tue afternoon, moderate winds from the NW by Wed morning). | Days 5–7 Weather SummaryA dusting of snow turning to light rain (total 8mm) on Fri morning. Mild temperatures (max 5°C on Fri afternoon, min 1°C on Wed afternoon). Winds increasing (light winds from the ENE on Thu afternoon, strong winds from the S by Fri morning). | ||||||||||||||||
Sun 11 | Monday 12 | Tuesday 13 | Wednesday 14 | Thursday 15 | Friday 16 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  |  | | | | | | |  |  | | |
rain shwrs | rain shwrs | cloudy | some clouds | some clouds | some clouds | clear | clear | clear | clear | clear | some clouds | cloudy | some clouds | light snow | light rain | rain shwrs | |
Cloud base (m) | 750 | 1450 | 1400 | 500 | 600 | 450 | 450 | 500 | 500 | 850 | 600 | 450 | 5000 | 2850 | 150 | 150 | 150 |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — |
mm | 0.1 | 0.3 | — | — | — | — | — | — | — | — | — | — | — | — | 6 | 1.6 | 0.6 |
max °C | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 5 | 5 |
min °C | 2 | 2 | 2 | 2 | 1 | 2 | 2 | 1 | 1 | 1 | 2 | 2 | 2 | 1 | 2 | 5 | 4 |
chill °C | -5 | -5 | -4 | -3 | -5 | -6 | -6 | -6 | -5 | -4 | -3 | -2 | -1 | -4 | -5 | 0 | -1 |
Freezing level m | 800 | 750 | 750 | 700 | 650 | 700 | 700 | 700 | 650 | 650 | 750 | 800 | 800 | 900 | 800 | 1350 | 1300 |
 | — | — | 10:19 | — | — | 10:22 | — | — | 10:23 | — | — | 10:25 | — | — | 10:26 | — | — |
 | 9:15 | — | — | 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 3°C on Sun afternoon, min 1°C on Mon night). Winds decreasing (near gales from the NNW on Tue afternoon, moderate winds from the NW by Wed morning).
Semisopochnoi Weather (Days 3-6):
A dusting of snow turning to light rain (total 8mm) on Fri morning. Mild temperatures (max 5°C on Fri afternoon, min 1°C on Wed afternoon). Winds increasing (light winds from the ENE on Thu afternoon, strong winds 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 | |||||
SHIP735 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport |  | ||||
SHIP1691 | |||||
SHIP838 | |||||
SHIP298 | |||||
SHIP969 | |||||
SHIP116 |
* 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.