– Lat/Long: 54.80° N 163.60° W
Roundtop Weather Forecast
Aleutian Range · United StatesIssued: 3 am Fri 18 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Fri 18 Sep Local Time
Updates in:
Update imminent hr min s
3 Roundtop Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMild with light rain (total 2mm) on Fri afternoon Becoming colder with a light covering of snow, mostly falling on Sat morning. Freeze-thaw conditions (max 3°C on Fri morning, min -3°C on Sat night). Winds increasing (calm on Fri morning, strong winds from the NW by Sat afternoon). | Days 4–6 Weather SummaryHeavy rain (total 71mm), heaviest during Wed night. Freeze-thaw conditions (max 8°C on Wed night, min -2°C on Mon morning). Winds increasing (light winds from the W on Tue afternoon, gales from the SSE by Wed afternoon). | |||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  | |  |  |  |  | | |  | |  |  | |
light rain | light rain | rain shwrs | light snow | light snow | light snow | snow shwrs | snow shwrs | snow shwrs | some clouds | cloudy | some clouds | some clouds | some clouds | light rain | light rain | heavy rain | heavy rain | |
Cloud base (m) | 550 | 500 | 350 | 250 | 200 | 250 | 250 | 250 | 250 | 300 | 350 | 250 | 450 | 500 | 400 | 200 | 200 | 150 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | 2 | 1 | 1 | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — |
mm | 0.6 | 0.9 | 1 | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 23 | 44 |
max °C | 3 | 3 | 3 | 2 | 0 | -3 | -3 | -3 | -2 | -1 | 0 | 0 | 1 | 2 | 4 | 5 | 6 | 8 |
min °C | 3 | 3 | 2 | 1 | -1 | -3 | -3 | -3 | -3 | -2 | 0 | 0 | 1 | 1 | 2 | 5 | 6 | 6 |
chill °C | 1 | 1 | -4 | -6 | -9 | -11 | -11 | -11 | -11 | -9 | -7 | -6 | -5 | -3 | -1 | 0 | 0 | 1 |
Freezing level m | 1400 | 1450 | 1350 | 1300 | 1000 | 600 | 550 | 650 | 700 | 700 | 950 | 1000 | 1100 | 1100 | 1550 | 2050 | 2200 | 2900 |
 | 8:32 | — | — | 8:33 | — | — | 8:34 | — | — | 8:37 | — | — | 8:38 | — | — | 8:41 | — | — |
 | — | 9:02 | — | — | 9:00 | — | — | 8:58 | — | — | 8:55 | — | — | 8:52 | — | — | 8:51 | — |
Loading...
Roundtop Weather (Days 0-3):
The weather forecast for Roundtop is: Mild with light rain (total 2mm) on Fri afternoon Becoming colder with a light covering of snow, mostly falling on Sat morning. Freeze-thaw conditions (max 3°C on Fri morning, min -3°C on Sat night). Winds increasing (calm on Fri morning, strong winds from the NW by Sat afternoon).
Roundtop Weather (Days 3-6):
Heavy rain (total 71mm), heaviest during Wed night. Freeze-thaw conditions (max 8°C on Wed night, min -2°C on Mon morning). Winds increasing (light winds from the W on Tue afternoon, gales from the SSE by Wed 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 |
|---|---|---|---|---|---|
 | |||||
SHIP5979 | |||||
Cold Bay Airport |  | ||||
BUOY-KCXA2 | |||||
BUOY-KGCA2 | |||||
SHIP4634 | |||||
SHIP4073 | |||||
SHIP7743 | |||||
SHIP6423 | |||||
BUOY-KCXA2 |
* 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.