– Lat/Long: 51.95° N 179.62° E
Semisopochnoi
Weather Forecast, United StatesIssued: 3 pm Sat 18 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Sat 18 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Sat 18 Jul Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 3mm), mostly falling on Tue morning. Very mild (max 10°C on Mon night, min 7°C on Sat afternoon). Winds increasing (light winds from the SW on Sat afternoon, near gales from the SSW by Tue morning). | Days 5–7 Weather SummaryHeavy rain (total 48mm), heaviest during Tue night. Very mild (max 13°C on Thu night, min 10°C on Tue afternoon). Winds decreasing (gales from the SSW on Tue afternoon, fresh winds from the SSW by Fri morning). | ||||||||||||||||
Sat 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | | |  |  | | |  | | | | |
some clouds | light rain | light rain | cloudy | rain shwrs | rain shwrs | rain shwrs | rain shwrs | light rain | mod. rain | heavy rain | mod. rain | light rain | mod. rain | light rain | light rain | mod. rain | |
Cloud base (m) | 3100 | 250 | 200 | 200 | 200 | 150 | 200 | 200 | 150 | 300 | 150 | 150 | 150 | 200 | 250 | 300 | 300 |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 1.1 | 0.1 | — | 0.1 | 0.3 | 0.1 | 0.1 | 0.8 | 6 | 17 | 6 | 2 | 6 | 5 | 0.7 | 6 |
max °C | 7 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 13 |
min °C | 7 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 12 | 11 |
chill °C | 5 | 5 | 6 | 6 | 6 | 6 | 5 | 5 | 6 | 5 | 7 | 6 | 7 | 7 | 7 | 8 | 7 |
Freezing level m | 3300 | 3650 | 3700 | 3600 | 3700 | 3600 | 3950 | 3800 | 4250 | 4500 | 4600 | 4600 | 4600 | 4450 | 4300 | 4400 | 4450 |
 | — | — | 8:03 | — | — | 8:04 | — | — | 8:07 | — | — | 8:07 | — | — | 8:10 | — | — |
 | 12:12 | — | 12:11 | — | — | 12:10 | — | — | 12:08 | — | — | 12:07 | — | — | 12:06 | — | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Light rain (total 3mm), mostly falling on Tue morning. Very mild (max 10°C on Mon night, min 7°C on Sat afternoon). Winds increasing (light winds from the SW on Sat afternoon, near gales from the SSW by Tue morning).
Semisopochnoi Weather (Days 3-6):
Heavy rain (total 48mm), heaviest during Tue night. Very mild (max 13°C on Thu night, min 10°C on Tue afternoon). Winds decreasing (gales from the SSW on Tue afternoon, fresh winds from the SSW by Fri 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 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
Atka Airport | | ||||
BUOY-ATKA2 | |||||
BUOY-46070 | |||||
Central Aleutians Buoy | |||||
SHIP4881 | |||||
SHIP935 | |||||
SHIP5450 |
* 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.