– Lat/Long: 51.95° N 179.62° E
Semisopochnoi
Weather Forecast, United StatesIssued: 3 am Thu 23 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 am Thu 23 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Thu 23 Jul Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 3mm), mostly falling on Thu morning. Very mild (max 16°C on Fri night, min 12°C on Thu morning). Winds decreasing (near gales from the SSW on Thu night, moderate winds from the SSW by Sat afternoon). | Days 4–6 Weather SummaryModerate rain (total 11mm), heaviest on Mon night. Very mild (max 13°C on Sun morning, min 7°C on Tue night). Winds decreasing (strong winds from the SSW on Mon afternoon, light winds from the WNW by Tue morning). | |||||||||||||||||
Thursday 23 | Friday 24 | Saturday 25 | Sunday 26 | Monday 27 | Tuesday 28 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | |  | | | | | | | |  | | | | |
light rain | light rain | rain shwrs | clear | clear | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | clear | rain shwrs | light rain | light rain | mod. rain | light rain | rain shwrs | rain shwrs | |
Cloud base (m) | 250 | 300 | 350 | 350 | 400 | 400 | 400 | 400 | 450 | 400 | 400 | 400 | 350 | 350 | 300 | 200 | 250 | 250 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1.4 | 0.6 | 0.2 | — | — | 0.1 | 0.2 | 0.1 | 0.4 | 0.2 | — | 1 | 1 | 0.6 | 6 | 1.8 | 0.3 | 0.1 |
max °C | 12 | 13 | 14 | 14 | 15 | 16 | 16 | 15 | 15 | 13 | 13 | 13 | 12 | 12 | 12 | 10 | 8 | 9 |
min °C | 12 | 13 | 13 | 14 | 14 | 15 | 15 | 15 | 13 | 13 | 12 | 12 | 12 | 12 | 10 | 9 | 8 | 7 |
chill °C | 9 | 10 | 10 | 11 | 11 | 13 | 13 | 13 | 10 | 11 | 9 | 8 | 9 | 8 | 7 | 8 | 6 | 4 |
Freezing level m | 4300 | 4400 | 4500 | 4450 | 4400 | 4250 | 4000 | 4050 | 4000 | 3900 | 4050 | 4100 | 4000 | 3900 | 3750 | 3650 | 3850 | 3650 |
 | 8:10 | — | — | 8:11 | — | — | 8:11 | — | — | 8:14 | — | — | 8:15 | — | — | 8:17 | — | — |
 | 12:06 | — | — | 12:05 | — | — | 12:03 | — | — | 12:02 | — | — | — | — | 11:59 | — | — | 11:57 |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Light rain (total 3mm), mostly falling on Thu morning. Very mild (max 16°C on Fri night, min 12°C on Thu morning). Winds decreasing (near gales from the SSW on Thu night, moderate winds from the SSW by Sat afternoon).
Semisopochnoi Weather (Days 3-6):
Moderate rain (total 11mm), heaviest on Mon night. Very mild (max 13°C on Sun morning, min 7°C on Tue night). Winds decreasing (strong winds from the SSW on Mon afternoon, light winds from the WNW by Tue 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 |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport |  | ||||
ASCATC178E55N | |||||
Atka Airport | | ||||
BUOY-ATKA2 | |||||
ASCATC177E55N | |||||
BUOY-46070 | |||||
ASCATC176E55N |
* 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.