– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 3 pm Thu 10 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Thu 10 Sep Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 8mm), mostly falling on Thu night. Very mild (max 10°C on Thu afternoon, min 8°C on Fri morning). Winds decreasing (near gales from the SSW on Thu afternoon, calm by Sat night). | Days 5–7 Weather SummaryLight rain (total 4mm), mostly falling on Tue afternoon. Mild temperatures (max 7°C on Sun afternoon, min 5°C on Mon morning). Winds increasing (light winds from the WSW on Sun afternoon, strong winds from the SSW by Tue night). | ||||||||||||||||
Thu 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | |  | | | |  | | | | |  | |
light rain | rain shwrs | clear | some clouds | clear | cloudy | some clouds | some clouds | cloudy | cloudy | some clouds | rain shwrs | rain shwrs | clear | light rain | light rain | light rain | |
Cloud base (m) | 200 | 200 | 6800 | 6000 | 5500 | 4650 | 600 | 1600 | 500 | 200 | 2250 | 450 | 200 | ||||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1.2 | 7 | — | — | — | — | — | — | — | — | — | 0.1 | 0.1 | — | 0.2 | 1.4 | 2 |
max °C | 10 | 10 | 8 | 9 | 9 | 8 | 8 | 8 | 8 | 7 | 7 | 6 | 5 | 6 | 7 | 7 | 7 |
min °C | 10 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 6 | 5 | 5 | 6 | 6 | 7 | 7 |
chill °C | 5 | 6 | 5 | 7 | 8 | 8 | 8 | 8 | 8 | 6 | 2 | 0 | 0 | 0 | 2 | 3 | 1 |
Freezing level m | 3900 | 3100 | 2850 | 2850 | 2750 | 2550 | 2500 | 2350 | 2150 | 1900 | 1700 | 1450 | 1250 | 1700 | 1900 | 1800 | 2200 |
 | — | — | 9:29 | — | — | 9:30 | — | — | 9:32 | — | — | 9:33 | — | — | 9:34 | — | — |
 | — | 10:28 | — | — | 10:24 | — | — | 10:22 | — | — | 10:21 | — | — | 10:17 | — | — | 10:15 |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Light rain (total 8mm), mostly falling on Thu night. Very mild (max 10°C on Thu afternoon, min 8°C on Fri morning). Winds decreasing (near gales from the SSW on Thu afternoon, calm by Sat night).
Semisopochnoi Weather (Days 3-6):
Light rain (total 4mm), mostly falling on Tue afternoon. Mild temperatures (max 7°C on Sun afternoon, min 5°C on Mon morning). Winds increasing (light winds from the WSW on Sun afternoon, strong winds from the SSW by Tue night).
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 | |||||
Eareckso / hemya Airport |  | ||||
SHIP4337 | |||||
BUOY-ATKA2 | |||||
SHIP8963 | |||||
SHIP4813 | |||||
SHIP3269 | |||||
SHIP9070 | |||||
BUOY-ATKA2 |
* 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.