Mountain resort image
– Lat/Long: 64.78° S 63.68° W

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 am Tue 08 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Temperatures will be well below freezing (max -10°C on Thu morning, min -17°C on Tue morning). Winds increasing (calm on Tue afternoon, strong winds from the SW by Thu night).

Days 4–6 Weather Summary

Mostly dry. Temperatures will be well below freezing (max -8°C on Sun night, min -11°C on Fri afternoon). Winds decreasing (strong winds from the SW on Fri morning, light winds from the WSW by Sat morning).

Tuesday
8
Wednesday
9
Thursday
10
Friday
11
Saturday
12
Sunday
13
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
cloud
cloud
part cloud
cloud
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
cloud
part cloud
clear
cloudy
cloudy
cloudy
some clouds
cloudy
clear
clear
clear
some clouds
some clouds
some clouds
clear
clear
some clouds
some clouds
cloudy
some clouds
clear
Cloud base (m)
450
500
300
400
500
350
350
350
350
350
350
350
350
2300
1300
km/h
15
NE
0
N
5
NE
10
SW
25
SW
20
SSW
15
SSW
35
SW
40
SW
45
SW
35
SW
25
SSW
10
SW
10
WSW
10
WSW
20
SW
30
SSW
25
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-17
-16
-17
-17
-17
-14
-10
-10
-10
-10
-10
-9
-9
-9
-9
-9
-10
-8
min °C
-17
-17
-17
-17
-17
-17
-12
-12
-11
-10
-11
-11
-9
-9
-9
-9
-10
-9
 chill °C
-25
-17
-17
-23
-27
-27
-20
-23
-22
-21
-21
-21
-15
-14
-14
-17
-19
-18
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-21-21-21-21-21-18-12-12-11-12-13-12-10-11-11-12-13-10-17-17-17-17-17-16-11-11-11-10-11-10-9-9-9-9-10-9-15-14-15-15-14-16-12-11-12-10-10-11-9-9-9-8-9-9-12-11-13-12-11-14-14-12-13-10-9-12-10-8-9-7-8-9
Sunrise
7:52
7:48
7:45
7:41
7:37
7:33
Sunset
6:32
6:36
6:38
6:42
6:45
6:47

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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 Thu morning, min -17°C on Tue morning). Winds increasing (calm on Tue afternoon, strong winds from the SW by Thu night).

Mount William (Antarctica) Weather (Days 3-6):

Mostly dry. Temperatures will be well below freezing (max -8°C on Sun night, min -11°C on Fri afternoon). Winds decreasing (strong winds from the SW on Fri morning, light winds from the WSW by Sat morning).

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.

Live conditions reported by 10 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
Captain Arturo Prat Base
323 km NE
111m alt.
3 hours ago
-10°C
heavy snow
Heavy drifting snow, above eye level.
37
Fresh winds from the E
(37 kph at 90).
0.8 km
Mid: mostly cloudy
BaseBernardoO higgins
326 km ENE
10m alt.
3 hours ago
-19°C
State of sky unchanged.
28
Moderate winds from the SE
(28 kph at 140).
30 km
Mid: overcast
Marambio Airport (Seymour Island)
340 km E
232m alt.
3 hours ago
-23°C
moderate snow
Low drifting moderate snow.
37
Fresh winds from the SSW
(37 kph at 200).
8.0 km
Low: broken
Mid: broken
BaseMarambio
344 km E
200m alt.
3 hours ago
-23°C
moderate snow
Slight to moderate drifting snow, below eye level.
43
Strong winds from the SW
(43 kph at 230).
28 km
Mid: overcast
BaseEsperanza
360 km ENE
24m alt.
3 hours ago
-20°C
-
35
Fresh winds from the SW
(35 kph at 230).
30 km
Mid: mostly cloudy
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
3 hours ago
-
Wind obs. (115 kph from 270 degs) was rejected.
Teniente R. Marsh Airport
372 km NE
45m alt.
3 hours ago
-11°C
cloudy
Dry and cloudy.
26
Moderate winds from the ENE
(26 kph at 70).
10.0 km
Low: overcast
King Sejong
377 km NE
64m alt.
3 hours ago
-13°C
moderate snow
Slight to moderate drifting snow, above eye level.
35
Fresh winds from the ENE
(35 kph at 70).
0.6 km
Mid: overcast
BaseCarlini
378 km NE
11m alt.
3 hours ago
-13°C
moderate snow
Continuous moderate snow.
37
Fresh winds from the E
(37 kph at 90).
<100m
Mid: overcast
Dinamet
379 km NE
52m alt.
3 hours ago
-
Wind obs. (22 kph from 300 degs) was rejected.

* 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.