– Lat/Long: 51.95° N 179.62° E
Semisopochnoi
Weather Forecast, United StatesIssued: 3 am Mon 20 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 am Mon 20 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Mon 20 Jul 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 night. Very mild (max 12°C on Wed night, min 9°C on Mon morning). Winds increasing (moderate winds from the W on Mon morning, gales from the SW by Tue afternoon). | Days 4–6 Weather SummaryLight rain (total 5mm), mostly falling on Thu morning. Very mild (max 15°C on Fri afternoon, min 11°C on Thu morning). Mainly near gales. | |||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | |  | | | | | | |  | | | |
some clouds | clear | rain shwrs | some clouds | light rain | heavy rain | light rain | light rain | mod. rain | light rain | light rain | rain shwrs | clear | clear | rain shwrs | rain shwrs | rain shwrs | rain shwrs | |
Cloud base (m) | 150 | 150 | 200 | 150 | 100 | 100 | 100 | 150 | 250 | 200 | 300 | 350 | 350 | 350 | 400 | 400 | 400 | 400 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | 0.2 | — | 3 | 19 | 1.8 | 1.1 | 8 | 2 | 1.2 | 0.7 | — | — | 0.3 | 0.2 | 0.1 | 0.4 |
max °C | 9 | 9 | 10 | 10 | 10 | 11 | 10 | 11 | 12 | 12 | 12 | 13 | 14 | 15 | 13 | 13 | 14 | 15 |
min °C | 9 | 9 | 9 | 9 | 10 | 11 | 10 | 10 | 11 | 11 | 12 | 12 | 14 | 14 | 13 | 13 | 13 | 12 |
chill °C | 6 | 5 | 5 | 5 | 5 | 7 | 6 | 6 | 8 | 7 | 9 | 9 | 12 | 11 | 10 | 10 | 10 | 9 |
Freezing level m | 3700 | 3850 | 3600 | 4050 | 4450 | 4600 | 4450 | 4300 | 4350 | 4300 | 4300 | 4300 | 4200 | 4200 | 4150 | 4000 | 4050 | 4000 |
 | 8:04 | — | — | 8:07 | — | — | 8:07 | — | — | 8:10 | — | — | 8:11 | — | — | 8:11 | — | — |
 | 12:10 | — | — | 12:08 | — | — | 12:07 | — | — | 12:06 | — | — | 12:05 | — | — | 12:03 | — | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Heavy rain (total 34mm), heaviest during Tue night. Very mild (max 12°C on Wed night, min 9°C on Mon morning). Winds increasing (moderate winds from the W on Mon morning, gales from the SW by Tue afternoon).
Semisopochnoi Weather (Days 3-6):
Light rain (total 5mm), mostly falling on Thu morning. Very mild (max 15°C on Fri afternoon, min 11°C on Thu morning). Mainly near gales.
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 | | ||||
Atka Airport |  | ||||
BUOY-ATKA2 | |||||
BUOY-46070 | |||||
SHIP2336 | |||||
SHIP1193 | |||||
SHIP2712 |
* 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.