– Lat/Long: 51.95° N 179.62° E
Semisopochnoi
Weather Forecast, United StatesIssued: 3 pm Sun 23 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Sun 23 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Sun 23 Aug Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 8mm), mostly falling on Sun afternoon. Very mild (max 12°C on Tue afternoon, min 10°C on Sun night). Winds increasing (light winds from the SW on Tue morning, near gales from the SSW by Wed morning). | Days 5–7 Weather SummaryModerate rain (total 16mm), heaviest on Wed night. Very mild (max 12°C on Wed night, min 8°C on Thu night). Winds decreasing (gales from the S on Wed afternoon, light winds from the E by Fri night). | ||||||||||||||||
Sun 23 | Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | Friday 28 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  | | | | |  | |  |  |  | | | |
light rain | light rain | light rain | cloudy | some clouds | some clouds | some clouds | light rain | light rain | light rain | heavy rain | light rain | rain shwrs | rain shwrs | clear | clear | some clouds | |
Cloud base (m) | 100 | 200 | 200 | 150 | 3300 | 3300 | 3900 | 200 | 200 | 150 | 150 | 200 | 450 | 250 | 250 | 9100 | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 2 | 1.7 | 0.4 | — | — | — | — | 3 | 0.3 | 4 | 12 | 0.2 | 0.3 | 0.3 | — | — | — |
max °C | 11 | 11 | 10 | 11 | 10 | 11 | 12 | 12 | 12 | 11 | 12 | 10 | 9 | 8 | 8 | 9 | 9 |
min °C | 11 | 10 | 10 | 11 | 10 | 10 | 12 | 12 | 11 | 11 | 11 | 10 | 9 | 8 | 8 | 8 | 9 |
chill °C | 7 | 6 | 6 | 8 | 7 | 8 | 10 | 9 | 6 | 6 | 6 | 6 | 4 | 2 | 4 | 5 | 7 |
Freezing level m | 3750 | 3750 | 3850 | 3800 | 3500 | 3450 | 3500 | 3550 | 3650 | 3600 | 4150 | 3800 | 3850 | 3450 | 3250 | 3400 | 3650 |
 | — | — | 9:00 | — | — | 9:00 | — | — | 9:03 | — | — | 9:03 | — | — | 9:06 | — | — |
 | — | 11:07 | — | — | 11:06 | — | — | 11:04 | — | — | 11:01 | — | — | 10:59 | — | — | 10:57 |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Light rain (total 8mm), mostly falling on Sun afternoon. Very mild (max 12°C on Tue afternoon, min 10°C on Sun night). Winds increasing (light winds from the SW on Tue morning, near gales from the SSW by Wed morning).
Semisopochnoi Weather (Days 3-6):
Moderate rain (total 16mm), heaviest on Wed night. Very mild (max 12°C on Wed night, min 8°C on Thu night). Winds decreasing (gales from the S on Wed afternoon, light winds from the E 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 |
|---|---|---|---|---|---|
SHIP4411 | |||||
Western Aleutians Buoy | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport |  | ||||
SHIP944 | |||||
SHIP339 | |||||
SHIP554 | |||||
SHIP68 | |||||
SHIP138 |
* 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.