– Lat/Long: 51.95° N 179.62° E
Semisopochnoi
Weather Forecast, United StatesIssued: 9 am Wed 19 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Wed 19 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Wed 19 Aug Local Time
Updates in:
Update imminent hr min s
2 Semisopochnoi Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 2mm), mostly falling on Thu morning. Very mild (max 13°C on Fri morning, min 9°C on Wed morning). Winds increasing (light winds from the W on Wed morning, near gales from the W by Fri morning). | Days 4–6 Weather SummaryModerate rain (total 15mm), heaviest on Sat afternoon. Very mild (max 14°C on Sat morning, min 9°C on Mon night). Winds decreasing (near gales from the SSW on Sat night, moderate winds from the WSW by Mon night). | |||||||||||||||||
Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  | |  |  | | |  | | | | |  | | |
light rain | cloudy | light rain | light rain | light rain | rain shwrs | light rain | some clouds | some clouds | cloudy | light rain | mod. rain | light rain | light rain | light rain | light rain | rain shwrs | some clouds | |
Cloud base (m) | 300 | 300 | 200 | 250 | 250 | 200 | 250 | 300 | 300 | 300 | 250 | 250 | 250 | 250 | 250 | 200 | 200 | 200 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.2 | — | 0.2 | 0.7 | 0.3 | 0.4 | 0.2 | — | — | — | 4 | 5 | 3 | 0.2 | 1.8 | 0.5 | 0.1 | — |
max °C | 9 | 9 | 11 | 10 | 11 | 11 | 13 | 13 | 13 | 14 | 13 | 12 | 11 | 11 | 11 | 11 | 11 | 11 |
min °C | 9 | 9 | 10 | 10 | 11 | 10 | 13 | 13 | 13 | 14 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 9 |
chill °C | 7 | 7 | 8 | 7 | 8 | 6 | 9 | 10 | 10 | 12 | 8 | 7 | 7 | 7 | 7 | 6 | 6 | 6 |
Freezing level m | 3550 | 3800 | 3800 | 4200 | 4450 | 4450 | 4250 | 4250 | 4200 | 3850 | 4000 | 3800 | 3650 | 3850 | 3650 | 3650 | 3800 | 3650 |
 | 8:52 | — | — | 8:52 | — | — | 8:55 | — | — | 8:56 | — | — | 8:57 | — | — | 9:00 | — | — |
 | — | — | 11:16 | — | — | 11:15 | — | — | 11:12 | — | — | 11:09 | — | — | 11:07 | — | — | 11:06 |
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Semisopochnoi Weather (Days 0-3):
The weather forecast for Semisopochnoi is: Light rain (total 2mm), mostly falling on Thu morning. Very mild (max 13°C on Fri morning, min 9°C on Wed morning). Winds increasing (light winds from the W on Wed morning, near gales from the W by Fri morning).
Semisopochnoi Weather (Days 3-6):
Moderate rain (total 15mm), heaviest on Sat afternoon. Very mild (max 14°C on Sat morning, min 9°C on Mon night). Winds decreasing (near gales from the SSW on Sat night, moderate winds from the WSW by Mon 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 | |||||
SHIP2283 | |||||
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
SHIP2148 | |||||
SHIP2831 | |||||
SHIP1312 | |||||
SHIP195 | |||||
SHIP1901 | |||||
SHIP1151 |
* 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.