– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 9 am Wed 16 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Wed 16 Sep Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 2mm), mostly falling on Thu night. Mild temperatures (max 9°C on Thu morning, min 5°C on Thu night). Winds decreasing (near gales from the NW on Thu night, moderate winds from the W by Fri night). | Days 4–6 Weather SummaryLight rain (total 10mm), mostly falling on Sat morning. Mild temperatures (max 8°C on Mon afternoon, min 4°C on Sat afternoon). Winds increasing (light winds from the E on Sat afternoon, strong winds from the SSW by Mon night). | |||||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | |  |  | | | | |  | | | | |
rain shwrs | clear | clear | some clouds | clear | rain shwrs | rain shwrs | rain shwrs | light rain | light rain | light rain | rain shwrs | rain shwrs | some clouds | some clouds | clear | some clouds | some clouds | |
Cloud base (m) | 250 | 300 | 200 | 8050 | 8100 | 150 | 250 | 700 | 2550 | 200 | 250 | 900 | 700 | 2600 | 900 | 2400 | 3250 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.1 | — | — | — | — | 1.1 | 0.4 | 0.1 | 0.5 | 5 | 5 | 0.1 | 0.1 | — | — | — | — | — |
max °C | 8 | 8 | 8 | 9 | 8 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 6 | 7 | 8 | 8 |
min °C | 8 | 8 | 8 | 9 | 7 | 5 | 5 | 6 | 5 | 5 | 4 | 5 | 5 | 5 | 5 | 6 | 7 | 8 |
chill °C | 3 | 3 | 3 | 5 | 2 | -1 | -1 | 1 | 0 | 1 | -1 | -1 | 1 | 1 | 0 | 1 | 3 | 4 |
Freezing level m | 2500 | 2450 | 2500 | 2400 | 2050 | 1350 | 1450 | 1200 | 1400 | 1250 | 1650 | 1300 | 1250 | 1350 | 1700 | 2100 | 2400 | 2800 |
 | 9:37 | — | — | 9:38 | — | — | 9:40 | — | — | 9:41 | — | — | 9:44 | — | — | 9:45 | — | — |
 | — | — | 10:14 | — | — | 10:10 | — | — | 10:08 | — | — | 10:07 | — | — | 10:04 | — | — | 10:01 |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Light rain (total 2mm), mostly falling on Thu night. Mild temperatures (max 9°C on Thu morning, min 5°C on Thu night). Winds decreasing (near gales from the NW on Thu night, moderate winds from the W by Fri night).
Semisopochnoi Weather (Days 3-6):
Light rain (total 10mm), mostly falling on Sat morning. Mild temperatures (max 8°C on Mon afternoon, min 4°C on Sat afternoon). Winds increasing (light winds from the E on Sat afternoon, strong winds from the SSW by Mon 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 | |||||
SHIP694 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport |  | ||||
SHIP777 | |||||
SHIP399 | |||||
SHIP1256 | |||||
SHIP1551 | |||||
SHIP3084 |
* 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.