– Lat/Long: 54.80° N 163.60° W
Roundtop Weather Forecast
Aleutian Range · United StatesIssued: 9 am Mon 21 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Mon 21 Sep Local Time
Updates in:
Update imminent hr min s
3 Roundtop Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 44mm), heaviest during Wed night. Freeze-thaw conditions (max 6°C on Wed night, min -1°C on Mon morning). Winds increasing (calm on Tue night, gales from the SSE by Wed night). | Days 4–6 Weather SummaryHeavy rain (total 23mm), heaviest during Thu night. Later becoming colder with a dusting of snow on Fri morning. Mild temperatures (max 5°C on Thu morning, min 1°C on Sat night). Winds decreasing (gales from the SSW on Thu night, light winds from the W by Sat night). | |||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | |  |  |  |  |  | |  |  | |  | | |  | |
some clouds | some clouds | some clouds | some clouds | some clouds | clear | clear | light rain | heavy rain | rain shwrs | rain shwrs | light snow | light snow | rain shwrs | rain shwrs | rain shwrs | light rain | light rain | |
Cloud base (m) | 300 | 300 | 300 | 550 | 550 | 600 | 450 | 400 | 200 | 150 | 300 | 150 | 100 | 200 | 250 | 450 | 300 | 400 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | — | — | — | — | — |
mm | — | — | — | — | — | — | — | 1.1 | 43 | 0.3 | 0.1 | 12 | 6 | 0.8 | 1 | 1.3 | 1.2 | 0.3 |
max °C | -1 | -1 | 0 | 0 | 0 | 1 | 3 | 3 | 6 | 5 | 2 | 3 | 3 | 3 | 3 | 2 | 3 | 3 |
min °C | -1 | -1 | -1 | -1 | 0 | 0 | 2 | 3 | 4 | 4 | 2 | 2 | 2 | 3 | 2 | 2 | 2 | 1 |
chill °C | -8 | -8 | -7 | -6 | -2 | 0 | -2 | -3 | -3 | -2 | -5 | -5 | -6 | -4 | -4 | -4 | -4 | -4 |
Freezing level m | 800 | 900 | 900 | 850 | 1000 | 1100 | 1350 | 1550 | 1800 | 2450 | 1250 | 1300 | 1300 | 1500 | 1350 | 1300 | 1250 | 1300 |
 | 8:37 | — | — | 8:38 | — | — | 8:41 | — | — | 8:42 | — | — | 8:45 | — | — | 8:47 | — | — |
 | — | 8:55 | — | — | 8:52 | — | — | 8:51 | — | — | 8:47 | — | — | 8:45 | — | — | 8:43 | — |
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Roundtop Weather (Days 0-3):
The weather forecast for Roundtop is: Heavy rain (total 44mm), heaviest during Wed night. Freeze-thaw conditions (max 6°C on Wed night, min -1°C on Mon morning). Winds increasing (calm on Tue night, gales from the SSE by Wed night).
Roundtop Weather (Days 3-6):
Heavy rain (total 23mm), heaviest during Thu night. Later becoming colder with a dusting of snow on Fri morning. Mild temperatures (max 5°C on Thu morning, min 1°C on Sat night). Winds decreasing (gales from the SSW on Thu night, light winds from the W by Sat night).
This table gives the weather forecast for Roundtop at the specific elevation of 1000 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Roundtop. 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 |
|---|---|---|---|---|---|
 | |||||
Cold Bay Airport |  | ||||
BUOY-KCXA2 | |||||
BUOY-KGCA2 | |||||
SHIP4055 | |||||
SHIP4055 | |||||
SHIP6568 | |||||
SHIP7929 | |||||
SHIP9398 | |||||
SHIP3869 |
* 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.