– Lat/Long: 51.95° N 179.62° E
Semisopochnoi
Weather Forecast, United StatesIssued: 3 pm Sun 09 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Sun 09 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Sun 09 Aug Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 21mm), heaviest during Tue morning. Very mild (max 10°C on Sun afternoon, min 8°C on Sun night). Winds increasing (calm on Mon night, strong winds from the SSW by Tue afternoon). | Days 5–7 Weather SummaryMostly dry. Mild temperatures (max 9°C on Wed afternoon, min 7°C on Wed night). Winds decreasing (strong winds from the NNW on Wed afternoon, light winds from the NW by Fri night). | ||||||||||||||||
Sun 9 | Monday 10 | Tuesday 11 | Wednesday 12 | Thursday 13 | Friday 14 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  |  | |  | | | | | |  | |  | |
some clouds | clear | some clouds | cloudy | light rain | heavy rain | mod. rain | light rain | light rain | light rain | light rain | some clouds | some clouds | clear | clear | clear | some clouds | |
Cloud base (m) | 200 | 5700 | 5400 | 3150 | 800 | 150 | 50 | 100 | 50 | 100 | 150 | 900 | 2050 | 9000 | 5450 | ||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | 0.2 | 10 | 8 | 1.7 | 0.2 | 0.1 | 0.4 | — | — | — | — | — | — |
max °C | 10 | 9 | 9 | 9 | 10 | 10 | 10 | 9 | 9 | 9 | 8 | 7 | 8 | 8 | 8 | 8 | 8 |
min °C | 10 | 8 | 9 | 9 | 9 | 9 | 9 | 8 | 9 | 9 | 7 | 7 | 7 | 8 | 8 | 8 | 8 |
chill °C | 8 | 5 | 6 | 8 | 9 | 4 | 5 | 4 | 4 | 5 | 2 | 3 | 3 | 4 | 4 | 5 | 5 |
Freezing level m | 4350 | 4250 | 4250 | 4300 | 3850 | 3850 | 4100 | 3800 | 3850 | 3600 | 3300 | 2800 | 2600 | 2750 | 3100 | 3500 | 3600 |
 | — | — | 8:37 | — | — | 8:38 | — | — | 8:40 | — | — | 8:41 | — | — | 8:42 | — | — |
 | — | 11:37 | — | — | 11:35 | — | — | 11:32 | — | — | 11:30 | — | — | 11:29 | — | — | 11:27 |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Heavy rain (total 21mm), heaviest during Tue morning. Very mild (max 10°C on Sun afternoon, min 8°C on Sun night). Winds increasing (calm on Mon night, strong winds from the SSW by Tue afternoon).
Semisopochnoi Weather (Days 3-6):
Mostly dry. Mild temperatures (max 9°C on Wed afternoon, min 7°C on Wed night). Winds decreasing (strong winds from the NNW on Wed afternoon, light winds from the NW by Fri 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 |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport | | ||||
Atka Airport | | ||||
BUOY-ATKA2 | |||||
BUOY-46070 | |||||
SHIP8732 | |||||
SHIP5814 | |||||
SHIP8788 |
* 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.