– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 3 am Sun 20 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Sun 20 Sep Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 19mm), heaviest on Mon night. Mild temperatures (max 9°C on Tue afternoon, min 5°C on Sun morning). Mainly fresh winds. | Days 4–6 Weather SummaryLight rain (total 6mm), mostly falling on Fri morning. Mild temperatures (max 8°C on Wed morning, min 5°C on Fri morning). Winds increasing (light winds from the W on Wed morning, gales from the WNW by Wed night). | |||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  | | |  | | |  | |  | |  | |  | |
clear | clear | some clouds | light rain | light rain | mod. rain | light rain | light rain | light rain | light rain | light rain | rain shwrs | clear | some clouds | light rain | rain shwrs | clear | clear | |
Cloud base (m) | 700 | 700 | 2400 | 2050 | 250 | 200 | 100 | 0 | 100 | 100 | 550 | 0 | 50 | 400 | 1900 | |||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | 3 | 1.4 | 10 | 3 | 1.2 | 0.7 | 1.4 | 0.2 | 0.4 | — | — | 1.6 | 2 | — | — |
max °C | 5 | 5 | 7 | 7 | 8 | 7 | 8 | 9 | 9 | 8 | 8 | 7 | 7 | 7 | 7 | 5 | 5 | 5 |
min °C | 5 | 5 | 6 | 7 | 7 | 7 | 8 | 9 | 8 | 8 | 7 | 6 | 6 | 6 | 6 | 5 | 5 | 5 |
chill °C | 2 | 2 | 3 | 3 | 3 | 3 | 4 | 6 | 6 | 5 | 1 | -1 | 0 | 0 | 1 | -2 | -2 | -2 |
Freezing level m | 1250 | 1350 | 2150 | 2200 | 2100 | 2200 | 3100 | 3150 | 3400 | 2450 | 2450 | 1800 | 2050 | 2350 | 2150 | 1250 | 1200 | 1250 |
 | 9:44 | — | — | 9:45 | — | — | 9:47 | — | — | 9:48 | — | — | 9:49 | — | — | 9:52 | — | — |
 | — | — | 10:04 | — | — | 10:01 | — | — | 10:00 | — | 9:57 | — | — | 9:54 | — | — | 9:52 | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Moderate rain (total 19mm), heaviest on Mon night. Mild temperatures (max 9°C on Tue afternoon, min 5°C on Sun morning). Mainly fresh winds.
Semisopochnoi Weather (Days 3-6):
Light rain (total 6mm), mostly falling on Fri morning. Mild temperatures (max 8°C on Wed morning, min 5°C on Fri morning). Winds increasing (light winds from the W on Wed morning, gales from the WNW by Wed 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 | |||||
SHIP288 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport | | ||||
SHIP1289 | |||||
SHIP1537 | |||||
SHIP813 | |||||
SHIP88 | |||||
SHIP668 |
* 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.