– Lat/Long: 64.78° S 63.68° W
Mount William (Antarctica)
Weather Forecast, AntarcticaIssued: 2 pm Mon 20 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 2 pm Mon 20 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 2 pm Mon 20 Jul Local Time
Updates in:
Update imminent hr min s
4 Mount William (Antarctica) Elevations: 4 Forecast Elevations: Days 1–4 Weather SummaryA dusting of new snow. Temperatures will be well below freezing (max -9°C on Thu morning, min -16°C on Mon night). Winds increasing (light winds from the S on Wed afternoon, strong winds from the SSW by Wed night). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Sat night. Temperatures will be well below freezing (max -9°C on Thu afternoon, min -13°C on Fri night). Winds decreasing (strong winds from the SW on Thu night, moderate winds from the WSW by Sat night). | ||||||||||||||||
Mon 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | | | | | |  |  | |  | | |  | |
clear | snow shwrs | clear | some clouds | clear | clear | clear | clear | clear | clear | light snow | light snow | light snow | mod. snow | light snow | light snow | heavy snow | |
Cloud base (m) | 300 | 300 | 300 | 4350 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 350 | 300 | 300 | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | 1 | — | — | — | — | — | — | — | — | 4 | 4 | 3 | 6 | 2 | 1 | 11 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -10 | -14 | -11 | -10 | -13 | -13 | -12 | -10 | -9 | -9 | -11 | -12 | -12 | -12 | -11 | -9 | -9 |
min °C | -10 | -16 | -11 | -13 | -13 | -13 | -13 | -12 | -9 | -10 | -12 | -12 | -12 | -13 | -12 | -10 | -10 |
chill °C | -19 | -28 | -20 | -22 | -24 | -22 | -21 | -20 | -20 | -20 | -24 | -23 | -23 | -25 | -24 | -20 | -18 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | — | — | 10:36 | — | — | 10:33 | — | — | 10:30 | — | — | 10:27 | — | — | 10:25 | — | — |
 | 4:02 | — | — | 4:06 | — | — | 4:08 | — | — | 4:12 | — | — | 4:15 | — | — | 4:17 | — |
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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 -9°C on Thu morning, min -16°C on Mon night). Winds increasing (light winds from the S on Wed afternoon, strong winds from the SSW by Wed night).
Mount William (Antarctica) Weather (Days 3-6):
A heavy fall of snow, heaviest during Sat night. Temperatures will be well below freezing (max -9°C on Thu afternoon, min -13°C on Fri night). Winds decreasing (strong winds from the SW on Thu night, moderate winds from the WSW by Sat night).
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) |  | ||||
Teniente R. Marsh Airport | | ||||
Puerto Williams | |||||
Ushuaia Naval Base Airport |  | ||||
Rio Grande Airport | | ||||
Punta Arenas Unidad Aeropolicial | |||||
Instituto de la Patagonia (Jorge Schytte) | |||||
| |||||
* 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.