– Lat/Long: 51.95° N 179.62° E
Semisopochnoi
Weather Forecast, United StatesIssued: 9 pm Fri 17 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 pm Fri 17 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Fri 17 Jul Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 6mm), mostly falling on Sun afternoon. Very mild (max 10°C on Sun night, min 7°C on Fri night). Winds increasing (calm on Sat morning, strong winds from the W by Mon afternoon). | Days 5–7 Weather SummaryHeavy rain (total 24mm), heaviest during Tue morning. Very mild (max 11°C on Tue morning, min 9°C on Mon night). Winds decreasing (gales from the SSW on Tue morning, calm by Wed night). | ||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  |  | | | |  | | | | | | |  | |
cloudy | cloudy | some clouds | light rain | light rain | light rain | rain shwrs | rain shwrs | some clouds | rain shwrs | light rain | mod. rain | light rain | light rain | light rain | light rain | light rain | light rain | mod. rain | |
Cloud base (m) | 6750 | 4950 | 2750 | 200 | 350 | 150 | 200 | 200 | 200 | 200 | 150 | 100 | 100 | 100 | 150 | 200 | 450 | 350 | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | 0.5 | 0.7 | 5 | 0.3 | 0.3 | — | 0.3 | 4 | 6 | 3 | 1.2 | 3 | 0.9 | 0.5 | 5 | 7 |
max °C | 7 | 7 | 8 | 9 | 9 | 9 | 10 | 9 | 9 | 10 | 11 | 11 | 11 | 10 | 10 | 9 | 10 | 10 | 13 |
min °C | 7 | 7 | 7 | 8 | 9 | 8 | 9 | 9 | 9 | 9 | 9 | 11 | 10 | 10 | 9 | 9 | 10 | 10 | 11 |
chill °C | 4 | 6 | 6 | 5 | 6 | 5 | 6 | 5 | 5 | 5 | 4 | 6 | 5 | 6 | 5 | 6 | 10 | 9 | 8 |
Freezing level m | 3150 | 3000 | 3200 | 3550 | 3650 | 3400 | 3700 | 3850 | 3900 | 3750 | 4200 | 4500 | 4500 | 4300 | 4150 | 4000 | 4000 | 4050 | 4200 |
 | — | 8:03 | — | — | 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 6mm), mostly falling on Sun afternoon. Very mild (max 10°C on Sun night, min 7°C on Fri night). Winds increasing (calm on Sat morning, strong winds from the W by Mon afternoon).
Semisopochnoi Weather (Days 3-6):
Heavy rain (total 24mm), heaviest during Tue morning. Very mild (max 11°C on Tue morning, min 9°C on Mon night). Winds decreasing (gales from the SSW on Tue morning, calm 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 | |||||
Adak Naval Air Station Airport |  | ||||
Atka Airport |  | ||||
BUOY-46070 | |||||
SHIP6709 | |||||
SHIP6763 | |||||
SHIP3154 | |||||
SHIP3489 | |||||
SHIP7038 | |||||
SHIP7409 |
* 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.