– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 3 pm Fri 25 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Fri 25 Sep Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Mild temperatures (max 6°C on Sat night, min 5°C on Fri afternoon). Winds decreasing (gales from the W on Fri afternoon, light winds from the NW by Sat night). | Days 5–7 Weather SummaryHeavy rain (total 21mm), heaviest during Tue night. Mild temperatures (max 8°C on Tue night, min 5°C on Mon afternoon). Winds decreasing (gales from the SSE on Tue night, light winds from the NE by Thu morning). | ||||||||||||||||
Fri 25 | Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  |  | | | |  | | |  |  | |  |  | |
clear | clear | clear | clear | some clouds | rain shwrs | clear | some clouds | clear | some clouds | some clouds | some clouds | light rain | heavy rain | light rain | cloudy | rain shwrs | |
Cloud base (m) | 300 | 250 | 650 | 200 | 800 | 8350 | 8100 | 5100 | 200 | 200 | 600 | ||||||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | 0.2 | — | — | — | — | — | — | 2 | 15 | 0.4 | — | 3 |
max °C | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 5 | 5 | 6 | 6 | 5 | 8 | 7 | 6 | 6 |
min °C | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 5 | 5 | 6 | 6 | 5 | 5 | 6 | 6 | 5 |
chill °C | -2 | -2 | -1 | 0 | 1 | 2 | 2 | 1 | 0 | 1 | 2 | 1 | -1 | -1 | 1 | 1 | -1 |
Freezing level m | 1250 | 1350 | 1250 | 1200 | 1300 | 1300 | 1450 | 1750 | 1550 | 1450 | 1950 | 2550 | 1350 | 2700 | 2750 | 1600 | 1400 |
 | — | — | 9:52 | — | — | 9:55 | — | — | 9:56 | — | — | 9:57 | — | — | 10:00 | — | — |
 | 9:52 | — | — | 9:50 | — | — | 9:47 | — | — | 9:45 | — | — | 9:43 | — | — | 9:40 | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Mostly dry. Mild temperatures (max 6°C on Sat night, min 5°C on Fri afternoon). Winds decreasing (gales from the W on Fri afternoon, light winds from the NW by Sat night).
Semisopochnoi Weather (Days 3-6):
Heavy rain (total 21mm), heaviest during Tue night. Mild temperatures (max 8°C on Tue night, min 5°C on Mon afternoon). Winds decreasing (gales from the SSE on Tue night, light winds from the NE by Thu 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 | |||||
SHIP1531 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport |  | ||||
SHIP292 | |||||
SHIP497 | |||||
SHIP2040 | |||||
SHIP880 | |||||
SHIP1177 |
* 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.