– Lat/Long: 51.95° N 179.62° E
Semisopochnoi
Weather Forecast, United StatesIssued: 9 am Fri 04 Sep Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Fri 04 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Fri 04 Sep Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryMild with light rain (total 4mm) on Sun morning Becoming colder with a light covering of snow, mostly falling on Sun morning. Freeze-thaw conditions (max 5°C on Fri morning, min 0°C on Sun night). Winds decreasing (strong winds from the WSW on Fri morning, light winds from the N by Sun afternoon). | Days 4–6 Weather SummarySome drizzle, heaviest during Wed night. Very mild (max 10°C on Wed morning, min 1°C on Mon morning). Winds increasing (fresh winds from the NW on Mon morning, stormy winds from the SSW by Wed night). | |||||||||||||||||
Friday 4 | Saturday 5 | Sunday 6 | Monday 7 | Tuesday 8 | Wednesday 9 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  | |  | | |  | | | | | |  | |
rain shwrs | some clouds | some clouds | clear | some clouds | rain shwrs | light snow | light snow | light snow | some clouds | clear | clear | some clouds | some clouds | some clouds | some clouds | some clouds | light rain | |
Cloud base (m) | 100 | 100 | 1750 | 100 | 6700 | 400 | 50 | 100 | 150 | 800 | 1700 | 2200 | 450 | 4300 | 2900 | 250 | ||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | 3 | 5 | 1 | — | — | — | — | — | — | — | — | — |
mm | 0.2 | — | — | — | — | 0.1 | 3 | — | — | — | — | — | — | — | — | — | — | 1.8 |
max °C | 5 | 4 | 4 | 4 | 4 | 4 | 3 | 1 | 1 | 1 | 2 | 4 | 8 | 9 | 9 | 10 | 10 | 10 |
min °C | 5 | 3 | 3 | 4 | 4 | 4 | 1 | 1 | 0 | 1 | 2 | 2 | 6 | 9 | 9 | 9 | 10 | 10 |
chill °C | -1 | -4 | -3 | -2 | -2 | -1 | -5 | -4 | -6 | -6 | -5 | -5 | 1 | 5 | 5 | 3 | 4 | 5 |
Freezing level m | 2000 | 2000 | 2150 | 2200 | 2200 | 2100 | 1850 | 1350 | 1250 | 1350 | 1450 | 1750 | 3100 | 3400 | 3550 | 3950 | 4050 | 4150 |
 | 9:17 | — | — | 9:18 | — | — | 9:21 | — | — | 9:22 | — | — | 9:23 | — | — | 9:26 | — | — |
 | — | — | 10:42 | — | — | 10:38 | — | — | 10:37 | — | — | 10:35 | — | — | 10:31 | — | — | 10:30 |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Mild with light rain (total 4mm) on Sun morning Becoming colder with a light covering of snow, mostly falling on Sun morning. Freeze-thaw conditions (max 5°C on Fri morning, min 0°C on Sun night). Winds decreasing (strong winds from the WSW on Fri morning, light winds from the N by Sun afternoon).
Semisopochnoi Weather (Days 3-6):
Some drizzle, heaviest during Wed night. Very mild (max 10°C on Wed morning, min 1°C on Mon morning). Winds increasing (fresh winds from the NW on Mon morning, stormy winds from the SSW by Wed night).
This table gives the weather forecast for Semisopochnoi at the specific elevation of 1221 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 |
|---|---|---|---|---|---|
SHIP7601 | |||||
Western Aleutians Buoy | |||||
BUOY-ADKA2 | |||||
Eareckso / hemya Airport |  | ||||
Atka Airport |  | ||||
SHIP3943 | |||||
Western Aleutians Buoy | |||||
SHIP323 | |||||
SHIP1309 | |||||
SHIP471 |
* 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.