– Lat/Long: 51.95° N 179.62° E
Semisopochnoi
Weather Forecast, United StatesIssued: 3 am Thu 20 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 am Thu 20 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Thu 20 Aug Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 12mm), heaviest on Sat morning. Very mild (max 13°C on Fri morning, min 10°C on Thu morning). Winds increasing (moderate winds from the WSW on Fri night, near gales from the SSW by Sat night). | Days 4–6 Weather SummaryLight rain (total 4mm), mostly falling on Sun morning. Very mild (max 11°C on Sun morning, min 9°C on Tue morning). Winds decreasing (near gales from the SSW on Sun morning, light winds from the SW by Tue night). | |||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | |  |  | | | | | | | | | | |
light rain | rain shwrs | rain shwrs | rain shwrs | cloudy | cloudy | light rain | mod. rain | light rain | light rain | light rain | light rain | light rain | light rain | cloudy | cloudy | cloudy | cloudy | |
Cloud base (m) | 200 | 250 | 200 | 300 | 200 | 200 | 200 | 250 | 250 | 150 | 200 | 100 | 150 | 150 | 800 | 350 | 300 | 400 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.7 | 0.2 | 0.5 | 0.1 | — | — | 4 | 6 | 0.8 | 2 | 0.5 | 1.4 | 0.2 | 0.1 | — | — | — | — |
max °C | 10 | 12 | 11 | 13 | 13 | 13 | 13 | 13 | 12 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 11 |
min °C | 10 | 12 | 10 | 11 | 12 | 13 | 13 | 12 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 9 | 10 | 11 |
chill °C | 6 | 9 | 6 | 7 | 9 | 10 | 11 | 8 | 7 | 7 | 6 | 6 | 6 | 6 | 7 | 7 | 9 | 10 |
Freezing level m | 4250 | 4450 | 4400 | 4200 | 4300 | 4250 | 3700 | 3950 | 3950 | 3800 | 3600 | 3500 | 3450 | 3450 | 3200 | 2950 | 3000 | 3300 |
 | 8:52 | — | — | 8:55 | — | — | 8:56 | — | — | 8:57 | — | — | 9:00 | — | — | 9:00 | — | — |
 | — | — | 11:15 | — | — | 11:12 | — | — | 11:09 | — | — | 11:07 | — | — | 11:06 | — | — | 11:04 |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Moderate rain (total 12mm), heaviest on Sat morning. Very mild (max 13°C on Fri morning, min 10°C on Thu morning). Winds increasing (moderate winds from the WSW on Fri night, near gales from the SSW by Sat night).
Semisopochnoi Weather (Days 3-6):
Light rain (total 4mm), mostly falling on Sun morning. Very mild (max 11°C on Sun morning, min 9°C on Tue morning). Winds decreasing (near gales from the SSW on Sun morning, light winds from the SW 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 |
|---|---|---|---|---|---|
SHIP7452 | |||||
Western Aleutians Buoy | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
SHIP10125 | |||||
SHIP8720 | |||||
SHIP10960 | |||||
SHIP954 | |||||
SHIP450 | |||||
SHIP1503 |
* 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.