– Lat/Long: 54.80° N 163.60° W
Roundtop Weather Forecast
Aleutian Range · United StatesIssued: 3 am Mon 21 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 3 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 43mm), 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, stormy winds from the SE by Wed night). | Days 4–6 Weather SummaryA moderate fall of snow, heaviest on Thu night. Turning milder with moderate rain (total 18mm), heaviest on Fri afternoon. Temperatures will be slightly above freezing (max 4°C on Thu morning, min 1°C on Thu afternoon). Winds decreasing (severe gales from the WSW on Thu night, moderate winds from the WNW by Sat morning). | |||||||||||||||||
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 | some clouds | rain shwrs | light rain | heavy rain | rain shwrs | snow shwrs | snow shwrs | light snow | heavy rain | light snow | rain shwrs | rain shwrs | clear | |
Cloud base (m) | 300 | 350 | 250 | 500 | 550 | 650 | 450 | 300 | 150 | 150 | 200 | 150 | 300 | 150 | 200 | 200 | 250 | 600 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | 1 | 7 | 1 | — | 1 | — | — | — |
mm | — | — | — | — | — | — | 0.1 | 3 | 40 | 1.9 | 1.1 | — | — | 10 | 4 | 0.3 | 0.8 | — |
max °C | -1 | -1 | 0 | 0 | 0 | 2 | 3 | 3 | 6 | 4 | 3 | 1 | 2 | 3 | 3 | 2 | 2 | 2 |
min °C | -1 | -1 | -1 | -1 | 0 | 0 | 2 | 3 | 4 | 3 | 1 | 1 | 1 | 3 | 2 | 2 | 2 | 1 |
chill °C | -8 | -8 | -7 | -6 | -2 | 0 | -2 | -3 | -3 | -2 | -7 | -7 | -8 | -4 | -4 | -4 | -4 | -6 |
Freezing level m | 800 | 900 | 950 | 900 | 1050 | 1150 | 1500 | 1600 | 2000 | 1700 | 1450 | 1150 | 1100 | 1500 | 1450 | 1300 | 1350 | 1200 |
 | 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 43mm), 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, stormy winds from the SE by Wed night).
Roundtop Weather (Days 3-6):
A moderate fall of snow, heaviest on Thu night. Turning milder with moderate rain (total 18mm), heaviest on Fri afternoon. Temperatures will be slightly above freezing (max 4°C on Thu morning, min 1°C on Thu afternoon). Winds decreasing (severe gales from the WSW on Thu night, moderate winds from the WNW by Sat morning).
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 |
|---|---|---|---|---|---|
 | |||||
SHIP7744 | |||||
Cold Bay Airport |  | ||||
BUOY-KCXA2 | |||||
BUOY-KGCA2 | |||||
SHIP4340 | |||||
SHIP13207 | |||||
SHIP10949 | |||||
SHIP4743 | |||||
SHIP5119 |
* 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.