– Lat/Long: 52.08° N 176.13° W
Great Sitkin Weather Forecast
Aleutian Islands · United StatesIssued: 9 pm Sat 19 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Sat 19 Sep Local Time
Updates in:
Update imminent hr min s
3 Great Sitkin Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA light covering of new snow mostly falling on Mon night. Becoming milder with light rain (total 10mm) on Tue afternoon. Freeze-thaw conditions (max 5°C on Tue afternoon, min -5°C on Sat night). Winds increasing (fresh winds from the W on Mon afternoon, near gales from the WSW by Tue afternoon). | Days 5–7 Weather SummaryHeavy rain (total 28mm), heaviest during Wed morning. Later becoming colder with a dusting of snow on Fri morning. Freeze-thaw conditions (max 8°C on Wed morning, min -3°C on Fri morning). Winds increasing (fresh winds from the SW on Tue night, extremely windy from the W by Thu morning). | |||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | |  |  |  |  |  | | | |  |  | |
snow shwrs | clear | clear | some clouds | cloudy | cloudy | light snow | light snow | mod. rain | mod. rain | heavy rain | mod. rain | some clouds | clear | some clouds | cloudy | |
Cloud base (m) | 450 | 600 | 500 | 500 | 1550 | 350 | 250 | 150 | 100 | 50 | 150 | 150 | 1800 | |||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | 1 | — | — | — | — | — | 5 | 1 | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | 3 | 6 | 5 | 17 | 6 | — | — | — | — |
max °C | -3 | -5 | -5 | -2 | -1 | 1 | 1 | 2 | 5 | 7 | 8 | 7 | 2 | 1 | 2 | 3 |
min °C | -5 | -5 | -5 | -5 | -1 | 1 | 1 | 1 | 3 | 6 | 6 | 4 | -1 | 0 | 1 | 0 |
chill °C | -14 | -14 | -14 | -14 | -9 | -6 | -5 | -6 | -4 | 0 | 0 | -4 | -13 | -11 | -9 | -10 |
Freezing level m | 1250 | 950 | 950 | 1050 | 1450 | 1850 | 1900 | 2100 | 2800 | 3100 | 3250 | 3200 | 1850 | 1750 | 2150 | 2250 |
 | — | 9:26 | — | — | 9:27 | — | — | 9:30 | — | — | 9:30 | — | — | 9:33 | — | — |
 | — | — | 9:46 | — | — | 9:45 | — | — | 9:43 | — | — | 9:39 | — | — | 9:37 | — |
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Great Sitkin Weather (Days 0-3):
The weather forecast for Great Sitkin is: A light covering of new snow mostly falling on Mon night. Becoming milder with light rain (total 10mm) on Tue afternoon. Freeze-thaw conditions (max 5°C on Tue afternoon, min -5°C on Sat night). Winds increasing (fresh winds from the W on Mon afternoon, near gales from the WSW by Tue afternoon).
Great Sitkin Weather (Days 3-6):
Heavy rain (total 28mm), heaviest during Wed morning. Later becoming colder with a dusting of snow on Fri morning. Freeze-thaw conditions (max 8°C on Wed morning, min -3°C on Fri morning). Winds increasing (fresh winds from the SW on Tue night, extremely windy from the W by Thu morning).
This table gives the weather forecast for Great Sitkin at the specific elevation of 1740 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Great Sitkin. 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 |
|---|---|---|---|---|---|
Adak Naval Air Station Airport |  | ||||
BUOY-ADKA2 | |||||
ASCATB183E52N | |||||
ASCATB183E51N | |||||
ASCATB182E51N | |||||
Atka Airport |  | ||||
BUOY-ATKA2 | |||||
ASCATB182E52N | |||||
ASCATB183E53N | |||||
ASCATB183E50N |
* 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.