– Lat/Long: 54.80° N 163.60° W
Roundtop Weather Forecast
Aleutian Range · United StatesIssued: 9 pm Fri 18 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Fri 18 Sep Local Time
Updates in:
Update imminent hr min s
3 Roundtop Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA moderate fall of snow, heaviest on Sat afternoon. Temperatures will be below freezing (max -3°C on Fri night, min -10°C on Sat night). Winds increasing (fresh winds from the NNW on Fri night, near gales from the NW by Sat night). | Days 5–7 Weather SummaryHeavy rain (total 60mm) on Thu morning. Becoming colder with heavy fall of snow, heaviest during Thu morning. Freeze-thaw conditions (max 3°C on Wed night, min -6°C on Mon night). Winds increasing (light winds from the WSW on Tue night, extremely windy from the SSE by Wed night). | |||||||||||||||
Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | |  |  |  | | | |  |  | |  | |
snow shwrs | snow shwrs | mod. snow | snow shwrs | snow shwrs | snow shwrs | some clouds | some clouds | cloudy | snow shwrs | some clouds | some clouds | cloudy | light snow | light snow | heavy rain | |
Cloud base (m) | 400 | 250 | 200 | 250 | 250 | 400 | 250 | 250 | 300 | 250 | 400 | 600 | 300 | 200 | 200 | 200 |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | 1 | 3 | 6 | 3 | 2 | 1 | — | — | — | 2 | — | — | — | 1 | 1 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 33 |
max °C | -3 | -4 | -5 | -7 | -10 | -9 | -7 | -7 | -6 | -5 | -4 | -3 | -1 | 0 | 2 | 3 |
min °C | -4 | -4 | -6 | -10 | -10 | -10 | -8 | -7 | -6 | -6 | -4 | -4 | -2 | -1 | 1 | 3 |
chill °C | -13 | -14 | -17 | -22 | -22 | -22 | -18 | -17 | -16 | -16 | -12 | -10 | -6 | -7 | -6 | -4 |
Freezing level m | 1350 | 1200 | 1000 | 600 | 500 | 700 | 600 | 700 | 900 | 1000 | 1050 | 1200 | 1450 | 1700 | 2150 | 2500 |
 | — | 8:33 | — | — | 8:34 | — | — | 8:37 | — | — | 8:38 | — | — | 8:41 | — | — |
 | — | — | 9:00 | — | — | 8:58 | — | — | 8:55 | — | — | 8:52 | — | — | 8:51 | — |
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Roundtop Weather (Days 0-3):
The weather forecast for Roundtop is: A moderate fall of snow, heaviest on Sat afternoon. Temperatures will be below freezing (max -3°C on Fri night, min -10°C on Sat night). Winds increasing (fresh winds from the NNW on Fri night, near gales from the NW by Sat night).
Roundtop Weather (Days 3-6):
Heavy rain (total 60mm) on Thu morning. Becoming colder with heavy fall of snow, heaviest during Thu morning. Freeze-thaw conditions (max 3°C on Wed night, min -6°C on Mon night). Winds increasing (light winds from the WSW on Tue night, extremely windy from the SSE by Wed night).
This table gives the weather forecast for Roundtop at the specific elevation of 1871 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 | |||||
SHIP8523 | |||||
SHIP2435 | |||||
SHIP3854 | |||||
SHIP3819 | |||||
SHIP9655 | |||||
King Cove Airport (Alabama) | |
* 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.