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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 8 pm Sun 21 Jun Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Mon night. Temperatures will be well below freezing (max -6°C on Mon morning, min -10°C on Tue morning). Winds decreasing (fresh winds from the W on Sun night, calm by Tue night).

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max -5°C on Wed night, min -9°C on Sat afternoon). Mainly near gales.

Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
mod snow
light snow
light snow
heavy snow
snow showers
clear
clear
clear
part cloud
mod snow
part cloud
cloud
part cloud
cloud
light snow
heavy snow
mod snow
light snow
cloud
mod. snow
light snow
light snow
heavy snow
snow shwrs
clear
clear
clear
some clouds
mod. snow
some clouds
cloudy
some clouds
cloudy
light snow
heavy snow
mod. snow
light snow
cloudy
km/h
35
W
25
WSW
15
W
30
W
10
SW
5
SSW
5
SW
10
N
15
NNE
40
NNE
10
SW
10
NNW
20
NNE
15
NE
25
WSW
20
NNW
55
W
10
NW
15
SSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
8
4
2
14
2
9
5
14
7
1
 mm
max °C
-7
-6
-6
-6
-8
-10
-10
-9
-8
-5
-6
-6
-6
-6
-8
-5
-6
-8
-9
min °C
-8
-6
-6
-9
-10
-10
-10
-9
-9
-7
-7
-7
-7
-8
-8
-8
-7
-9
-10
 chill °C
-17
-14
-12
-17
-16
-14
-14
-13
-15
-16
-11
-12
-14
-12
-16
-16
-16
-12
-18
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
250
300
300
300
300
350
350
7900
400
300
3950
1350
250
200
250
200
200
Sea lvl1000m2000m3000m4000m5000m
-16-14-14-15-16-14-12-11-10-11-11-11-12-13-16-14-15-15-17-12-10-9-11-13-11-11-10-9-8-8-8-9-9-12-10-10-11-12-8-6-6-8-9-10-10-9-9-6-7-7-7-7-8-7-7-9-10-4-3-3-4-7-10-10-9-9-5-5-6-6-5-5-3-3-5-7
Sunrise
11:23
11:23
11:23
11:23
11:22
11:22
Sunset
3:07
3:08
3:08
3:10
3:11
3:11

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Mount William (Antarctica) Weather (Days 0-3):

The weather forecast for Mount William (Antarctica) is: A heavy fall of snow, heaviest during Mon night. Temperatures will be well below freezing (max -6°C on Mon morning, min -10°C on Tue morning). Winds decreasing (fresh winds from the W on Sun night, calm by Tue night).

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

A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max -5°C on Wed night, min -9°C on Sat afternoon). Mainly near gales.

This table gives the weather forecast for Mount William (Antarctica) at the specific elevation of 500 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
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
-
39
Strong winds from the SSW
(39 kph at 210).
0.0 km
Teniente R. Marsh Airport
372 km NE
45m alt.
2 hours ago
-1° C
partially cloudy
Dry and partly cloudy.
52
Near gales from the WSW
(52 kph at 240).
10.0 km
Low: scattered
Mid: broken
Guardiamarina Airport
1119 km NW
27m alt.
2 hours ago
9° C
clear
-
31
Fresh winds from the W
(31 kph at 270).
10.0 km
Ushuaia Naval Base Airport
1143 km NW
204m alt.
2 hours ago
clear
-
Wind obs. (37 kph from 240 degs) was rejected.
0.0 km
Rio Grande Airport
1247 km NW
102m alt.
2 hours ago
clear
Dry and partly cloudy.
37
Fresh winds from the W
(37 kph at 270).
0.0 km
Low: few
Mid: overcast
High: overcast
1374 km NW
215m alt.
2 hours ago
7° C
partially cloudy
Dry and partly cloudy.
48
Strong winds from the W
(48 kph at 280).
10.0 km
Low: few
Mid: broken
Mount Pleasant Airport
1475 km NNE
214m alt.
3 hours ago
4° C
partially cloudy
Dry and partly cloudy.
13
Light winds from the W
(13 kph at 280).
10.0 km
Low: scattered
Rio Gallegos Airport
1501 km NW
215m alt.
2 hours ago
clear
-
19
Light winds from the WSW
(19 kph at 240).
0.0 km
Aeropuerto Internacional de El Calafate Airport
1688 km NW
204m alt.
2 hours ago
0° C
clear
Dry and partly cloudy.
Wind obs. (11 kph from 100 degs) was rejected.
10.0 km
Low: few
Mid: scattered
ASCATB326E59S
1701 km E
15m alt.
3 hours ago
69
Gales from the WNW
(69 kph at 300).
- km

* 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.