– Lat/Long: 54.80° N 163.60° W
Roundtop Weather Forecast
Aleutian Range · United StatesIssued: 9 am Fri 25 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Fri 25 Sep Local Time
Updates in:
Update imminent hr min s
3 Roundtop Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA moderate fall of snow, heaviest on Fri night. Turning milder with moderate rain (total 12mm), heaviest on Sat night. Freeze-thaw conditions (max 5°C on Fri afternoon, min 0°C on Sun night). Winds decreasing (gales from the WSW on Fri night, fresh winds from the W by Sat night). | Days 4–6 Weather SummaryLight rain (total 5mm), mostly falling on Wed night. Freeze-thaw conditions (max 3°C on Wed night, min -1°C on Mon night). Winds decreasing (strong winds from the NW on Mon morning, light winds from the WSW by Tue night). | |||||||||||||||||
Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | | | | |  |  | |  |  | |  | |  |  | |
light rain | light rain | snow shwrs | light snow | light rain | snow shwrs | light snow | light snow | light snow | some clouds | some clouds | some clouds | cloudy | cloudy | cloudy | light rain | rain shwrs | light rain | |
Cloud base (m) | 200 | 250 | 150 | 200 | 200 | 200 | 250 | 200 | 200 | 250 | 300 | 300 | 400 | 600 | 850 | 650 | 550 | 250 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | 1 | 1 | — | 1 | 2 | 2 | 4 | — | — | — | — | — | — | — | — | — |
mm | 1.8 | 1.6 | 3 | 1.7 | 2 | 1.9 | — | — | — | — | — | — | — | — | — | 0.1 | 0.6 | 4 |
max °C | 3 | 5 | 5 | 2 | 2 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 1 | 2 | 2 | 2 | 2 | 3 |
min °C | 3 | 4 | 1 | 2 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | -1 | 0 | 2 | 2 | 2 | 2 | 2 |
chill °C | -3 | -3 | -7 | -6 | -5 | -6 | -6 | -6 | -8 | -8 | -7 | -8 | -6 | -3 | -3 | -2 | -3 | -4 |
Freezing level m | 1400 | 1750 | 1450 | 1300 | 1300 | 1250 | 1200 | 1200 | 1150 | 1000 | 950 | 900 | 950 | 1200 | 1250 | 1250 | 1300 | 1400 |
 | 8:45 | — | — | 8:47 | — | — | 8:48 | — | — | 8:49 | — | — | 8:52 | — | — | 8:53 | — | — |
 | — | 8:45 | — | — | 8:43 | — | — | 8:39 | — | — | 8:37 | — | — | 8:35 | — | — | 8:32 | — |
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Roundtop Weather (Days 0-3):
The weather forecast for Roundtop is: A moderate fall of snow, heaviest on Fri night. Turning milder with moderate rain (total 12mm), heaviest on Sat night. Freeze-thaw conditions (max 5°C on Fri afternoon, min 0°C on Sun night). Winds decreasing (gales from the WSW on Fri night, fresh winds from the W by Sat night).
Roundtop Weather (Days 3-6):
Light rain (total 5mm), mostly falling on Wed night. Freeze-thaw conditions (max 3°C on Wed night, min -1°C on Mon night). Winds decreasing (strong winds from the NW on Mon morning, light winds from the WSW by Tue 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 | |||||
SHIP8577 | |||||
SHIP2156 | |||||
SHIP5711 | |||||
SHIP10104 | |||||
SHIP14290 | |||||
SHIP1234 |
* 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.