– Lat/Long: 51.95° N 179.62° E
Semisopochnoi Weather Forecast
Aleutian Islands · United StatesIssued: 8 am Sat 14 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 8 am Sat 14 Nov Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryA dusting of snow giving way to moderate rain (total 10mm) heaviest on Mon afternoon. Freeze-thaw conditions (max 4°C on Mon afternoon, min -1°C on Sat morning). Winds increasing (light winds from the NNW on Sat night, extremely windy from the SW by Mon night). | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Thu afternoon. Becoming milder with light rain (total 7mm) on Thu night. Freeze-thaw conditions (max 6°C on Thu night, min -5°C on Wed morning). Winds decreasing (extremely windy from the W on Tue morning, moderate winds from the SW by Thu morning). | |||||||||||||||||
Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | Thursday 19 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  |  | | | | | |  | |  | |  | |
cloudy | some clouds | light snow | clear | some clouds | some clouds | light snow | heavy rain | cloudy | some clouds | some clouds | some clouds | light snow | snow shwrs | light snow | cloudy | light snow | mod. rain | |
Cloud base (m) | 200 | 250 | 200 | 450 | 550 | 750 | 750 | 50 | 100 | 650 | 550 | 650 | 650 | 600 | 500 | 50 | ||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | 1 | — | — | — | 3 | — | — | — | — | — | 2 | 1 | 1 | — | 2 | — |
mm | — | — | — | — | — | — | — | 10 | — | — | — | — | — | — | — | — | — | 7 |
max °C | 0 | 0 | 0 | -1 | -1 | -1 | -1 | 4 | 0 | -2 | -3 | -3 | -4 | -3 | -2 | -1 | 0 | 6 |
min °C | -1 | 0 | -1 | -1 | -1 | -1 | -1 | 2 | -1 | -2 | -3 | -4 | -5 | -4 | -4 | -2 | -1 | 3 |
chill °C | -10 | -8 | -6 | -10 | -11 | -9 | -9 | -8 | -13 | -14 | -15 | -15 | -17 | -15 | -15 | -10 | -8 | -5 |
Freezing level m | 450 | 500 | 350 | 350 | 400 | 400 | 400 | 1050 | 500 | 300 | 150 | 200 | 0 | 150 | 0 | 250 | 300 | 2400 |
 | 10:19 | — | — | 10:21 | — | — | 10:22 | — | — | 10:25 | — | — | 10:26 | — | — | 10:27 | — | — |
 | — | 7:10 | — | — | 7:08 | — | — | 7:07 | — | — | 7:07 | — | — | 7:06 | — | — | 7:04 | — |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: A dusting of snow giving way to moderate rain (total 10mm) heaviest on Mon afternoon. Freeze-thaw conditions (max 4°C on Mon afternoon, min -1°C on Sat morning). Winds increasing (light winds from the NNW on Sat night, extremely windy from the SW by Mon night).
Semisopochnoi Weather (Days 3-6):
A light covering of new snow mostly falling on Thu afternoon. Becoming milder with light rain (total 7mm) on Thu night. Freeze-thaw conditions (max 6°C on Thu night, min -5°C on Wed morning). Winds decreasing (extremely windy from the W on Tue morning, moderate winds from the SW by Thu 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 | |||||
Eareckso / hemya Airport | | ||||
ASCATB185E52N | |||||
SHIP6567 | |||||
SHIP2436 | |||||
SHIP5453 | | ||||
SHIP3383 | |||||
SHIP3065 | |
* 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.