– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 9 am Sat 19 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Sat 19 Sep Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 13mm), heaviest on Mon night. Mild temperatures (max 9°C on Mon night, min 5°C on Sat night). Winds increasing (light winds from the WNW on Sun afternoon, near gales from the SSW by Mon night). | Days 4–6 Weather SummaryHeavy rain (total 47mm), heaviest during Wed afternoon. Very mild (max 11°C on Wed afternoon, min 3°C on Thu night). Winds increasing (light winds from the ESE on Tue night, extremely windy from the WNW by Wed night). | |||||||||||||||||
Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | |  | |  | | |  | | | |  | |
light rain | rain shwrs | rain shwrs | clear | clear | some clouds | light rain | light rain | heavy rain | light rain | some clouds | rain shwrs | light rain | heavy rain | rain shwrs | some clouds | rain shwrs | mod. rain | |
Cloud base (m) | 450 | 250 | 800 | 650 | 650 | 2850 | 1000 | 900 | 200 | 50 | 50 | 0 | 150 | 200 | 300 | |||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.2 | 0.4 | 0.5 | — | — | — | 0.1 | 0.3 | 11 | 1.6 | — | 0.4 | 3 | 29 | 7 | — | 0.4 | 6 |
max °C | 6 | 6 | 6 | 5 | 5 | 6 | 7 | 8 | 9 | 9 | 9 | 9 | 10 | 11 | 7 | 5 | 5 | 4 |
min °C | 6 | 6 | 5 | 5 | 5 | 5 | 7 | 8 | 7 | 8 | 9 | 8 | 9 | 10 | 6 | 5 | 4 | 3 |
chill °C | 1 | 2 | 0 | 1 | 2 | 1 | 3 | 4 | 2 | 2 | 4 | 3 | 7 | 6 | -2 | -3 | -5 | -6 |
Freezing level m | 1600 | 1600 | 1300 | 1300 | 1400 | 2000 | 2300 | 2150 | 2300 | 3300 | 3050 | 3500 | 3300 | 3550 | 1650 | 1300 | 1150 | 950 |
 | 9:41 | — | — | 9:44 | — | — | 9:45 | — | — | 9:47 | — | — | 9:48 | — | — | 9:49 | — | — |
 | — | — | 10:07 | — | — | 10:04 | — | — | 10:01 | — | — | 10:00 | — | 9:57 | — | — | 9:54 | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Moderate rain (total 13mm), heaviest on Mon night. Mild temperatures (max 9°C on Mon night, min 5°C on Sat night). Winds increasing (light winds from the WNW on Sun afternoon, near gales from the SSW by Mon night).
Semisopochnoi Weather (Days 3-6):
Heavy rain (total 47mm), heaviest during Wed afternoon. Very mild (max 11°C on Wed afternoon, min 3°C on Thu night). Winds increasing (light winds from the ESE on Tue night, extremely windy 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 | |||||
SHIP1960 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
SHIP301 | |||||
SHIP1250 | |||||
SHIP1417 | |||||
SHIP468 | |||||
SHIP2321 | |||||
SHIP168 |
* 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.