– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 3 am Mon 26 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Mon 26 Oct Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 18mm), heaviest on Wed afternoon. Mild temperatures (max 6°C on Wed afternoon, min 2°C on Mon night). Winds increasing (moderate winds from the SSW on Tue night, extremely windy from the SW by Wed night). | Days 4–6 Weather SummaryA dusting of snow. Milder later with heavy rain (total 26mm) on Sat night. Freeze-thaw conditions (max 8°C on Sat night, min -1°C on Thu night). Winds decreasing (extremely windy from the WSW on Thu morning, moderate winds from the WSW by Sat morning). | |||||||||||||||||
Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | Friday 30 | Saturday 31 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  | | |  |  |  | | |  |  | |  | |
light rain | some clouds | rain shwrs | rain shwrs | clear | rain shwrs | mod. rain | rain shwrs | rain shwrs | cloudy | light snow | snow shwrs | clear | clear | clear | light rain | light rain | heavy rain | |
Cloud base (m) | 50 | 550 | 5150 | 2400 | 700 | 150 | 400 | 50 | 250 | 1550 | 800 | 500 | 400 | 200 | ||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — |
mm | 3 | — | 0.1 | 0.1 | — | 0.1 | 5 | 8 | 1 | — | — | — | — | — | — | 0.7 | 4 | 21 |
max °C | 4 | 3 | 3 | 2 | 2 | 3 | 4 | 6 | 5 | 1 | 1 | 1 | -1 | 0 | 2 | 2 | 5 | 8 |
min °C | 3 | 3 | 2 | 2 | 2 | 2 | 3 | 6 | 2 | 1 | 1 | -1 | -1 | 0 | 1 | 2 | 4 | 6 |
chill °C | -5 | -5 | -4 | -4 | -4 | -4 | -5 | -1 | -8 | -10 | -9 | -12 | -12 | -9 | -7 | -3 | -2 | -1 |
Freezing level m | 1150 | 900 | 900 | 750 | 750 | 750 | 900 | 2950 | 950 | 650 | 650 | 550 | 400 | 450 | 650 | 1150 | 1300 | 3100 |
 | 10:45 | — | — | 10:47 | — | — | 10:48 | — | — | 10:49 | — | — | 10:52 | — | — | 10:53 | — | — |
 | — | 8:44 | — | — | 8:42 | — | — | 8:39 | — | — | 8:38 | — | — | 8:37 | — | — | 8:35 | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Moderate rain (total 18mm), heaviest on Wed afternoon. Mild temperatures (max 6°C on Wed afternoon, min 2°C on Mon night). Winds increasing (moderate winds from the SSW on Tue night, extremely windy from the SW by Wed night).
Semisopochnoi Weather (Days 3-6):
A dusting of snow. Milder later with heavy rain (total 26mm) on Sat night. Freeze-thaw conditions (max 8°C on Sat night, min -1°C on Thu night). Winds decreasing (extremely windy from the WSW on Thu morning, moderate winds from the WSW by Sat 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 | |||||
SHIP694 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport |  | ||||
SHIP1319 | |||||
SHIP951 | |||||
SHIP440 | |||||
SHIP1318 | |||||
SHIP943 |
* 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.