– Lat/Long: 64.78° S 63.68° W
Mount William (Antarctica)
Weather Forecast, AntarcticaIssued: 8 pm Mon 18 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 8 pm Mon 18 May Local Time
Updates in:
Update imminent hr min s
Issued: 8 pm Mon 18 May Local Time
Updates in:
Update imminent hr min s
4 Mount William (Antarctica) Elevations: 4 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 6mm) at first, then becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 4°C on Wed night, min -13°C on Mon night). Winds increasing (light winds from the SW on Tue morning, fresh winds from the SW by Thu morning). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Sat morning. Temperatures will be below freezing (max -1°C on Thu night, min -12°C on Sun afternoon). Winds increasing (calm on Thu night, gales from the W by Sat afternoon). | ||||||||||||||||||
Tuesday 19 | Wednesday 20 | Thursday 21 | Friday 22 | Saturday 23 | Sunday 24 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  | | | | |  |  |  |  |  |  | | | |
clear | some clouds | cloudy | cloudy | cloudy | light rain | light snow | cloudy | cloudy | cloudy | cloudy | clear | snow shwrs | heavy snow | light snow | heavy snow | snow shwrs | snow shwrs | snow shwrs | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | 4 | — | — | — | — | — | 15 | 25 | 3 | 15 | 2 | 1 | 1 | |
— | — | — | — | — | 0.9 | 5 | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -11 | -9 | -6 | 0 | 2 | 3 | 4 | -1 | -1 | -1 | -3 | -3 | -4 | -4 | -8 | -7 | -11 | -12 | -12 |
min °C | -13 | -10 | -8 | -5 | 1 | 3 | 1 | -1 | -1 | -3 | -4 | -4 | -5 | -6 | -8 | -11 | -11 | -12 | -12 |
-21 | -16 | -13 | -11 | -5 | -2 | -4 | -9 | -7 | -9 | -11 | -11 | -13 | -16 | -20 | -20 | -20 | -20 | -21 | |
0 | 0 | 0 | 0 | 1600 | 1850 | 1850 | 850 | 450 | 600 | 0 | 0 | 0 | 250 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 5750 | 650 | 350 | 350 | 300 | 300 | 300 | 600 | 250 | 300 | 300 | 250 | 300 | 300 | 300 | 300 | 300 | ||
 | — | 10:18 | — | — | 10:21 | — | — | 10:23 | — | — | 10:26 | — | — | 10:30 | — | — | 10:33 | — | — |
 | — | — | 4:02 | — | — | 4:00 | — | — | 3:56 | — | — | 3:53 | — | — | 3:51 | — | — | 3:48 | — |
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Mount William (Antarctica) Weather (Days 0-3):
The weather forecast for Mount William (Antarctica) is: Light rain (total 6mm) at first, then becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 4°C on Wed night, min -13°C on Mon night). Winds increasing (light winds from the SW on Tue morning, fresh winds from the SW by Thu morning).
Mount William (Antarctica) Weather (Days 3-6):
A heavy fall of snow, heaviest during Sat morning. Temperatures will be below freezing (max -1°C on Thu night, min -12°C on Sun afternoon). Winds increasing (calm on Thu night, gales from the W by Sat afternoon).
This table gives the weather forecast for Mount William (Antarctica) at the specific elevation of 1000 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount William (Antarctica). 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 Antarctica.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
Captain Arturo Prat Base |  | ||||
Marambio Airport (Seymour Island) |  | ||||
BaseMarambio |  | ||||
BaseEsperanza | |||||
CentroMet.Antártico Presidente Eduardo Frei |  | ||||
Teniente R. Marsh Airport | | ||||
BaseCarlini | |||||
Dinamet | |||||
ASCATC302E63S | |||||
ASCATC303E63S |
* 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.