– Lat/Long: 51.95° N 179.62° E
Semisopochnoi
Weather Forecast, United StatesIssued: 3 am Sun 09 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 am Sun 09 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Sun 09 Aug Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 34mm), heaviest during Tue afternoon. Very mild (max 10°C on Sun morning, min 8°C on Sun night). Winds increasing (calm on Mon night, near gales from the S by Tue afternoon). | Days 4–6 Weather SummaryLight rain (total 4mm), mostly falling on Wed morning. Mild temperatures (max 8°C on Wed morning, min 6°C on Thu morning). Winds decreasing (strong winds from the WNW on Wed afternoon, light winds from the NE by Fri night). | |||||||||||||||||
Sunday 9 | Monday 10 | Tuesday 11 | Wednesday 12 | Thursday 13 | Friday 14 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  |  |  |  |  | | | |  | | | | | |
rain shwrs | some clouds | clear | some clouds | cloudy | light rain | mod. rain | heavy rain | mod. rain | light rain | light rain | light rain | light rain | clear | light rain | light rain | light rain | light rain | |
Cloud base (m) | 300 | 500 | 9550 | 6500 | 850 | 100 | 50 | 100 | 50 | 0 | 50 | 150 | 250 | 200 | 200 | 150 | ||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.1 | — | — | — | — | 0.2 | 7 | 22 | 5 | 1 | 0.4 | 1.5 | 0.1 | — | 0.2 | 0.1 | 0.1 | 0.2 |
max °C | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 7 |
min °C | 10 | 10 | 8 | 9 | 9 | 9 | 9 | 9 | 8 | 7 | 7 | 7 | 6 | 7 | 7 | 7 | 7 | 7 |
chill °C | 8 | 8 | 5 | 6 | 7 | 9 | 6 | 4 | 3 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 3 | 3 |
Freezing level m | 4350 | 4350 | 4250 | 4150 | 4150 | 3950 | 3600 | 3950 | 3450 | 3250 | 3100 | 2800 | 2950 | 3000 | 2800 | 2450 | 2550 | 2600 |
 | 8:34 | — | — | 8:37 | — | — | 8:38 | — | — | 8:40 | — | — | 8:41 | — | — | 8:42 | — | — |
 | — | — | 11:37 | — | — | 11:35 | — | — | 11:32 | — | — | 11:30 | — | — | 11:29 | — | — | 11:27 |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Heavy rain (total 34mm), heaviest during Tue afternoon. Very mild (max 10°C on Sun morning, min 8°C on Sun night). Winds increasing (calm on Mon night, near gales from the S by Tue afternoon).
Semisopochnoi Weather (Days 3-6):
Light rain (total 4mm), mostly falling on Wed morning. Mild temperatures (max 8°C on Wed morning, min 6°C on Thu morning). Winds decreasing (strong winds from the WNW on Wed afternoon, light winds from the NE by Fri 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 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
SHIP6313 | |||||
Eareckso / hemya Airport |  | ||||
SHIP8391 | |||||
SHIP7386 | |||||
SHIP2427 | |||||
SHIP6045 | |||||
SHIP2678 |
* 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.