– Lat/Long: 54.80° N 163.60° W
Roundtop Weather Forecast
Aleutian Range · United StatesIssued: 3 am Wed 30 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Wed 30 Sep Local Time
Updates in:
Update imminent hr min s
3 Roundtop Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMild with moderate rain (total 18mm) on Thu afternoon, Becoming colder with a light covering of snow, mostly falling on Thu afternoon. Freeze-thaw conditions (max 3°C on Fri night, min 0°C on Wed morning). Winds decreasing (near gales from the E on Thu night, calm by Fri night). | Days 4–6 Weather SummaryLight rain (total 8mm) at first, then becoming colder with a dusting of snow on Mon morning. Freeze-thaw conditions (max 3°C on Sat morning, min -1°C on Mon night). Winds increasing (light winds from the SSW on Sat morning, near gales from the SW by Sun morning). | |||||||||||||||||
Wednesday 30 | Thursday 1 | Friday 2 | Saturday 3 | Sunday 4 | Monday 5 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | | |  | |  |  | | |  | |  |  | | | |
cloudy | cloudy | light snow | light snow | light snow | light snow | light rain | light rain | rain shwrs | some clouds | light rain | rain shwrs | rain shwrs | rain shwrs | some clouds | snow shwrs | some clouds | light snow | |
Cloud base (m) | 500 | 300 | 250 | 200 | 200 | 200 | 200 | 200 | 350 | 750 | 750 | 250 | 250 | 200 | 350 | 200 | 400 | 200 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | 1 | 3 | 3 | 2 | — | — | — | — | — | — | — | — | — | 1 | — | 3 |
mm | — | — | — | — | 6 | 7 | 4 | 0.8 | 0.2 | — | 2 | 3 | 0.5 | 3 | — | — | — | — |
max °C | 0 | 0 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 2 | 2 | 1 | 1 | 0 | 0 |
min °C | 0 | 0 | 0 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | 2 | 2 | 2 | 2 | 1 | 0 | 0 | -1 |
chill °C | -3 | -3 | -3 | -6 | -6 | -6 | -5 | -4 | -1 | 0 | -5 | -3 | -4 | -5 | -6 | -7 | -7 | -8 |
Freezing level m | 1050 | 1050 | 1050 | 1200 | 1400 | 1300 | 1350 | 1400 | 1650 | 1600 | 1400 | 1350 | 1250 | 1300 | 1150 | 1100 | 950 | 900 |
 | 8:53 | — | — | 8:56 | — | — | 8:57 | — | — | 9:00 | — | — | 9:02 | — | — | 9:03 | — | — |
 | — | 8:32 | — | — | 8:30 | — | — | 8:28 | — | — | 8:24 | — | — | 8:22 | — | — | 8:20 | — |
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Roundtop Weather (Days 0-3):
The weather forecast for Roundtop is: Mild with moderate rain (total 18mm) on Thu afternoon, Becoming colder with a light covering of snow, mostly falling on Thu afternoon. Freeze-thaw conditions (max 3°C on Fri night, min 0°C on Wed morning). Winds decreasing (near gales from the E on Thu night, calm by Fri night).
Roundtop Weather (Days 3-6):
Light rain (total 8mm) at first, then becoming colder with a dusting of snow on Mon morning. Freeze-thaw conditions (max 3°C on Sat morning, min -1°C on Mon night). Winds increasing (light winds from the SSW on Sat morning, near gales from the SW by Sun 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 |
|---|---|---|---|---|---|
 | |||||
Cold Bay Airport |  | ||||
BUOY-KCXA2 | |||||
BUOY-KGCA2 | |||||
King Cove Airport (Alabama) |  | ||||
| |||||
BUOY-AKXA2 | |||||
Nelson Lagoon Airport | | ||||
BUOY-NLXA2 | |||||
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* 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.