– Lat/Long: 64.78° S 63.68° W
Mount William (Antarctica)
Weather Forecast, AntarcticaIssued: 8 am Wed 29 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 8 am Wed 29 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 8 am Wed 29 Jul Local Time
Updates in:
Update imminent hr min s
4 Mount William (Antarctica) Elevations: 4 Forecast Elevations: Days 1–3 Weather SummaryA moderate fall of snow, heaviest on Wed afternoon. Extremely cold (max -12°C on Fri night, min -22°C on Thu afternoon). Winds increasing (light winds from the W on Wed afternoon, near gales from the SW by Fri afternoon). | Days 4–6 Weather SummaryA dusting of new snow. Temperatures will be below freezing (max -4°C on Sun afternoon, min -11°C on Sat morning). Winds decreasing (strong winds from the SW on Sat morning, moderate winds from the SW by Mon night). | |||||||||||||||||
Wednesday 29 | Thursday 30 | Friday 31 | Saturday 1 | Sunday 2 | Monday 3 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  |  |  |  | | | | | | | | | | |
cloudy | light snow | mod. snow | light snow | snow shwrs | clear | clear | some clouds | some clouds | light snow | some clouds | clear | some clouds | some clouds | clear | clear | some clouds | clear | |
Cloud base (m) | 450 | 300 | 300 | 250 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | |||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | 5 | 7 | 4 | 1 | — | — | — | — | 1 | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -14 | -13 | -13 | -17 | -21 | -18 | -16 | -13 | -12 | -11 | -8 | -7 | -7 | -4 | -4 | -4 | -5 | -6 |
min °C | -14 | -13 | -18 | -18 | -22 | -22 | -16 | -14 | -15 | -11 | -10 | -8 | -8 | -5 | -4 | -5 | -6 | -8 |
chill °C | -23 | -21 | -31 | -29 | -33 | -33 | -26 | -25 | -28 | -23 | -20 | -18 | -18 | -14 | -12 | -13 | -14 | -16 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | 10:12 | — | — | 10:08 | — | — | 10:06 | — | — | 10:03 | — | — | 10:00 | — | — | 9:56 | — | — |
 | — | 4:30 | — | — | 4:32 | — | — | 4:36 | — | — | 4:38 | — | — | 4:42 | — | — | 4:45 | — |
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Mount William (Antarctica) Weather (Days 0-3):
The weather forecast for Mount William (Antarctica) is: A moderate fall of snow, heaviest on Wed afternoon. Extremely cold (max -12°C on Fri night, min -22°C on Thu afternoon). Winds increasing (light winds from the W on Wed afternoon, near gales from the SW by Fri afternoon).
Mount William (Antarctica) Weather (Days 3-6):
A dusting of new snow. Temperatures will be below freezing (max -4°C on Sun afternoon, min -11°C on Sat morning). Winds decreasing (strong winds from the SW on Sat morning, moderate winds from the SW by Mon 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) |  | ||||
Puerto Williams | |||||
Ushuaia Naval Base Airport |  | ||||
Rio Grande Airport | | ||||
| |||||
 | |||||
ASCATB319E58S | |||||
ASCATB320E58S | |||||
Mount Pleasant Airport |  | ||||
ASCATB320E57S |
* 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.