– Lat/Long: 54.80° N 163.60° W
Roundtop Weather Forecast
Aleutian Range · United StatesIssued: 3 am Wed 23 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Wed 23 Sep Local Time
Updates in:
Update imminent hr min s
3 Roundtop Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 82mm), heaviest during Wed night. Later becoming colder with a dusting of snow on Thu night. Mild temperatures (max 8°C on Wed night, min 1°C on Wed morning). Winds increasing (light winds from the SSW on Wed morning, gales from the SSE by Wed night). | Days 4–6 Weather SummaryLight rain (total 4mm), mostly falling on Sat afternoon. Freeze-thaw conditions (max 3°C on Sat morning, min 0°C on Sun night). Winds increasing (light winds from the W on Sat night, fresh winds from the NW by Mon afternoon). | |||||||||||||||||
Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | |  | | |  |  | |  | | | | |
clear | light rain | heavy rain | rain shwrs | some clouds | light snow | rain shwrs | rain shwrs | rain shwrs | light rain | light rain | some clouds | cloudy | some clouds | clear | some clouds | some clouds | some clouds | |
Cloud base (m) | 500 | 400 | 150 | 200 | 250 | 150 | 150 | 300 | 200 | 250 | 200 | 700 | 250 | 300 | 700 | 550 | 700 | 550 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 0.3 | 63 | 0.4 | — | 10 | 5 | 1.2 | 1.5 | 1.6 | 3 | — | — | — | — | — | — | — |
max °C | 3 | 4 | 8 | 5 | 1 | 2 | 3 | 3 | 3 | 3 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | 0 |
min °C | 1 | 3 | 5 | 2 | 1 | 2 | 2 | 3 | 3 | 3 | 2 | 1 | 1 | 1 | 0 | 0 | 1 | 0 |
chill °C | -3 | -3 | -2 | -4 | -6 | -6 | -5 | -4 | -3 | -3 | -4 | -4 | -4 | -5 | -6 | -6 | -5 | -7 |
Freezing level m | 1350 | 1700 | 2450 | 2000 | 1150 | 1400 | 1400 | 1350 | 1500 | 1400 | 1400 | 1250 | 1150 | 1150 | 1100 | 1050 | 1100 | 1050 |
 | 8:41 | — | — | 8:42 | — | — | 8:45 | — | — | 8:47 | — | — | 8:48 | — | — | 8:49 | — | — |
 | — | 8:51 | — | — | 8:47 | — | — | 8:45 | — | — | 8:43 | — | — | 8:39 | — | — | 8:37 | — |
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Roundtop Weather (Days 0-3):
The weather forecast for Roundtop is: Heavy rain (total 82mm), heaviest during Wed night. Later becoming colder with a dusting of snow on Thu night. Mild temperatures (max 8°C on Wed night, min 1°C on Wed morning). Winds increasing (light winds from the SSW on Wed morning, gales from the SSE by Wed night).
Roundtop Weather (Days 3-6):
Light rain (total 4mm), mostly falling on Sat afternoon. Freeze-thaw conditions (max 3°C on Sat morning, min 0°C on Sun night). Winds increasing (light winds from the W on Sat night, fresh winds from the NW by Mon afternoon).
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 |
|---|---|---|---|---|---|
 | |||||
SHIP5099 | |||||
Cold Bay Airport |  | ||||
BUOY-KCXA2 | |||||
BUOY-KGCA2 | |||||
SHIP7040 | |||||
SHIP4360 | |||||
SHIP5255 | |||||
SHIP6058 | |||||
SHIP3406 |
* 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.