– Lat/Long: 64.78° S 63.68° W
Mount William (Antarctica)
Weather Forecast, AntarcticaIssued: 2 am Sun 19 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 2 am Sun 19 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 2 am Sun 19 Jul Local Time
Updates in:
Update imminent hr min s
4 Mount William (Antarctica) Elevations: 4 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Temperatures will be well below freezing (max -10°C on Mon afternoon, min -21°C on Sun morning). Winds increasing (calm on Sun morning, strong winds from the SSW by Tue afternoon). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Fri night. Temperatures will be well below freezing (max -9°C on Wed afternoon, min -15°C on Fri night). Winds increasing (moderate winds from the SSW on Wed morning, gales from the WSW by Thu afternoon). | |||||||||||||||||
Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | |  | | | | | |  |  |  |  | | |  | |
clear | clear | clear | some clouds | clear | some clouds | clear | clear | clear | clear | some clouds | snow shwrs | mod. snow | light snow | mod. snow | light snow | mod. snow | heavy snow | |
Cloud base (m) | 300 | 700 | 350 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 250 | 250 | 250 | 300 | 250 | 250 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | 4 | 8 | 4 | 8 | 1 | 6 | 16 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -20 | -20 | -18 | -12 | -10 | -12 | -11 | -10 | -11 | -10 | -9 | -11 | -10 | -11 | -11 | -13 | -12 | -12 |
min °C | -21 | -20 | -18 | -17 | -10 | -16 | -11 | -13 | -12 | -10 | -11 | -13 | -10 | -11 | -14 | -14 | -12 | -15 |
chill °C | -26 | -20 | -25 | -29 | -17 | -27 | -20 | -22 | -23 | -20 | -21 | -25 | -22 | -25 | -27 | -26 | -23 | -29 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | 10:41 | — | — | 10:38 | — | — | 10:36 | — | — | 10:33 | — | — | 10:30 | — | — | 10:27 | — | — |
 | — | 4:00 | — | — | 4:02 | — | — | 4:06 | — | — | 4:08 | — | — | 4:12 | — | — | 4:15 | — |
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Mount William (Antarctica) Weather (Days 0-3):
The weather forecast for Mount William (Antarctica) is: Mostly dry. Temperatures will be well below freezing (max -10°C on Mon afternoon, min -21°C on Sun morning). Winds increasing (calm on Sun morning, strong winds from the SSW by Tue afternoon).
Mount William (Antarctica) Weather (Days 3-6):
A heavy fall of snow, heaviest during Fri night. Temperatures will be well below freezing (max -9°C on Wed afternoon, min -15°C on Fri night). Winds increasing (moderate winds from the SSW on Wed morning, gales from the WSW by Thu 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 |
|---|---|---|---|---|---|
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) |
* 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.