– Lat/Long: 51.95° N 179.62° E
Semisopochnoi
Weather Forecast, United StatesIssued: 3 pm Fri 17 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Fri 17 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Fri 17 Jul Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 5mm), mostly falling on Sun morning. Very mild (max 10°C on Sun night, min 7°C on Fri afternoon). Winds increasing (calm on Sat morning, fresh winds from the W by Mon morning). | Days 5–7 Weather SummaryLight rain (total 9mm), mostly falling on Wed night. Very mild (max 11°C on Wed afternoon, min 9°C on Mon afternoon). Winds increasing (fresh winds from the SW on Tue afternoon, gales from the SSW by Thu morning). | ||||||||||||||||
Fri 17 | Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  |  | | | | | | | | | | |
some clouds | cloudy | some clouds | cloudy | light rain | light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | light rain | light rain | light rain | light rain | light rain | light rain | |
Cloud base (m) | 200 | 6650 | 5050 | 2650 | 250 | 200 | 200 | 200 | 200 | 200 | 200 | 150 | 100 | 100 | 100 | 100 | 150 |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | 1.1 | 3 | 0.6 | 0.3 | 0.3 | 0.1 | 0.3 | 0.8 | 1.1 | 1.9 | 0.3 | 0.2 | 3 |
max °C | 8 | 7 | 7 | 7 | 9 | 9 | 9 | 10 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 11 | 11 |
min °C | 7 | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 11 |
chill °C | 3 | 4 | 5 | 5 | 5 | 5 | 7 | 5 | 5 | 5 | 5 | 4 | 5 | 6 | 6 | 6 | 8 |
Freezing level m | 3600 | 3200 | 3000 | 3350 | 3550 | 3550 | 3500 | 3750 | 3800 | 3950 | 3800 | 3650 | 4400 | 4400 | 4200 | 4100 | 4250 |
 | — | — | 8:03 | — | — | 8:03 | — | — | 8:04 | — | — | 8:07 | — | — | 8:07 | — | — |
 | 12:13 | — | 12:12 | — | — | 12:11 | — | — | 12:10 | — | — | 12:08 | — | — | 12:07 | — | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Light rain (total 5mm), mostly falling on Sun morning. Very mild (max 10°C on Sun night, min 7°C on Fri afternoon). Winds increasing (calm on Sat morning, fresh winds from the W by Mon morning).
Semisopochnoi Weather (Days 3-6):
Light rain (total 9mm), mostly falling on Wed night. Very mild (max 11°C on Wed afternoon, min 9°C on Mon afternoon). Winds increasing (fresh winds from the SW on Tue afternoon, gales from the SSW 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 | |||||
Adak Naval Air Station Airport |  | ||||
ASCATC176E53N | |||||
ASCATC176E54N | |||||
ASCATC175E53N | |||||
ASCATC175E52N | |||||
ASCATC177E55N | |||||
ASCATC175E51N | |||||
ASCATB184E51N | |||||
ASCATB185E52N |
* 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.