– Lat/Long: 64.78° S 63.68° W
Mount William (Antarctica)
Weather Forecast, AntarcticaIssued: 2 am Sat 18 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 2 am Sat 18 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 2 am Sat 18 Jul Local Time
Updates in:
Update imminent hr min s
4 Mount William (Antarctica) Elevations: 4 Forecast Elevations: Days 1–3 Weather SummaryA dusting of new snow. Temperatures will be well below freezing (max -10°C on Mon afternoon, min -21°C on Sat night). Winds increasing (calm on Sat night, fresh winds from the SW by Mon morning). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Thu night. Temperatures will be well below freezing (max -10°C on Thu afternoon, min -14°C on Tue night). Mainly strong winds. | |||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | | | | |  | | | | | |  | |
some clouds | light snow | light snow | some clouds | clear | clear | some clouds | clear | clear | some clouds | some clouds | snow shwrs | clear | some clouds | light snow | light snow | light snow | heavy snow | |
Cloud base (m) | 450 | 400 | 300 | 350 | 350 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 350 | 300 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | 1 | 1 | — | — | — | — | — | — | — | — | 1 | — | — | 4 | 3 | 1 | 12 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -14 | -16 | -18 | -21 | -21 | -18 | -13 | -10 | -11 | -11 | -11 | -11 | -11 | -11 | -11 | -12 | -10 | -10 |
min °C | -16 | -16 | -21 | -21 | -21 | -19 | -20 | -11 | -15 | -11 | -11 | -14 | -12 | -14 | -12 | -12 | -12 | -11 |
chill °C | -25 | -25 | -25 | -26 | -25 | -28 | -33 | -19 | -26 | -20 | -21 | -25 | -22 | -27 | -24 | -23 | -24 | -22 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | 10:44 | — | — | 10:41 | — | — | 10:38 | — | — | 10:36 | — | — | 10:33 | — | — | 10:30 | — | — |
 | — | 3:56 | — | — | 4:00 | — | — | 4:02 | — | — | 4:06 | — | — | 4:08 | — | — | 4:12 | — |
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Mount William (Antarctica) Weather (Days 0-3):
The weather forecast for Mount William (Antarctica) is: A dusting of new snow. Temperatures will be well below freezing (max -10°C on Mon afternoon, min -21°C on Sat night). Winds increasing (calm on Sat night, fresh winds from the SW by Mon morning).
Mount William (Antarctica) Weather (Days 3-6):
A heavy fall of snow, heaviest during Thu night. Temperatures will be well below freezing (max -10°C on Thu afternoon, min -14°C on Tue night). Mainly strong winds.
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 |
|---|---|---|---|---|---|
Marambio Airport (Seymour Island) |  | ||||
Centro Met. Antártico Presidente Eduardo Frei | |||||
Teniente R. Marsh Airport |  | ||||
Dinamet | |||||
Puerto Williams | |||||
Ushuaia Naval Base Airport |  | ||||
Rio Grande Airport | | ||||
Punta Arenas Unidad Aeropolicial | |||||
Instituto de la Patagonia (Jorge Schytte) | |||||
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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.