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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 8 am Thu 18 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Sat afternoon. Temperatures will be well below freezing (max -8°C on Fri morning, min -17°C on Sat night). Winds decreasing (strong winds from the SW on Fri night, light winds from the WNW by Sat night).

Days 4–6 Weather Summary

A dusting of new snow. Temperatures will be well below freezing (max -8°C on Tue night, min -19°C on Sun night). Winds increasing (calm on Sun afternoon, gales from the SW by Mon night).

Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
snow showers
light snow
light snow
mod snow
snow showers
light snow
heavy snow
mod snow
cloud
light snow
part cloud
clear
clear
part cloud
cloud
part cloud
clear
some clouds
snow shwrs
light snow
light snow
mod. snow
snow shwrs
light snow
heavy snow
mod. snow
cloudy
light snow
some clouds
clear
clear
some clouds
cloudy
some clouds
clear
 km/h
15
SW
30
SW
30
SW
25
W
30
W
45
WSW
35
NW
25
WNW
30
W
10
N
5
SSW
15
S
25
S
30
SSW
40
SSW
60
SW
50
WSW
40
W
 cm 
1
3
1
6
8
3
12
6
2
 mm 
max°C
-11
-11
-9
-8
-10
-10
-10
-12
-16
-17
-17
-18
-18
-16
-12
-9
-10
-8
min°C
-11
-12
-12
-9
-10
-13
-11
-15
-17
-17
-17
-19
-18
-17
-15
-11
-11
-11
chill°C 
-18
-23
-23
-18
-19
-25
-21
-26
-28
-23
-17
-28
-29
-28
-26
-24
-23
-22
Freezing level (m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
250
250
300
250
300
300
300
200
250
250
300
600
350
1600
300
300
Sea lvl1000m2000m3000m4000m5000m
-11-12-11-9-10-12-11-14-17-17-17-19-18-17-14-10-11-10-8-10-9-7-7-10-7-10-13-13-13-16-16-14-12-8-8-8-6-7-8-6-4-7-5-6-10-10-11-15-14-13-11-7-5-7-3-4-5-4-1-4-3-3-6-8-10-14-13-12-11-6-3-5
Sunrise
7:16
7:11
7:09
7:05
7:01
6:58
Sunset
7:01
7:05
7:07
7:10
7:14
7:16

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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 Sat afternoon. Temperatures will be well below freezing (max -8°C on Fri morning, min -17°C on Sat night). Winds decreasing (strong winds from the SW on Fri night, light winds from the WNW by Sat night).

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

A dusting of new snow. Temperatures will be well below freezing (max -8°C on Tue night, min -19°C on Sun night). Winds increasing (calm on Sun afternoon, gales from the SW by Mon night).

This table gives the weather forecast for Mount William (Antarctica) at the specific elevation of 1600 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 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
ASCATC295E65S
81 km SW
15m alt.
3 hours ago
13
Light winds from the SW
(13 kph at 226).
- km
ASCATC295E64S
86 km W
15m alt.
3 hours ago
32
Fresh winds from the WSW
(32 kph at 242).
- km
ASCATC296E64S
90 km NW
15m alt.
3 hours ago
31
Fresh winds from the SW
(31 kph at 236).
- km
ASCATC297E64S
113 km N
15m alt.
3 hours ago
30
Fresh winds from the WSW
(30 kph at 237).
- km
ASCATC294E65S
140 km SW
15m alt.
3 hours ago
27
Moderate winds from the WSW
(27 kph at 237).
- km
ASCATC294E64S
140 km W
15m alt.
3 hours ago
33
Fresh winds from the WSW
(33 kph at 236).
- km
ASCATC296E63S
151 km NW
15m alt.
3 hours ago
37
Fresh winds from the SW
(37 kph at 235).
- km
ASCATC297E63S
158 km N
15m alt.
3 hours ago
38
Fresh winds from the SW
(38 kph at 233).
- km
ASCATC295E63S
167 km NW
15m alt.
3 hours ago
39
Strong winds from the WSW
(39 kph at 237).
- km
ASCATC293E64S
184 km W
15m alt.
3 hours ago
38
Fresh winds from the SW
(38 kph at 232).
- 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.