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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 am Wed 09 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A dusting of new snow. Extremely cold (max -11°C on Thu afternoon, min -21°C on Wed morning). Winds increasing (light winds from the SSW on Wed afternoon, gales from the SW by Thu night).

Days 4–6 Weather Summary

A moderate fall of snow, heaviest on Mon night. Temperatures will be well below freezing (max -9°C on Mon afternoon, min -15°C on Sat night). Winds increasing (light winds from the SSE on Sat night, gales from the SW by Mon night).

Wednesday
9
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
snow showers
clear
clear
clear
clear
cloud
part cloud
clear
clear
part cloud
part cloud
clear
clear
snow showers
snow showers
part cloud
mod snow
light snow
snow shwrs
clear
clear
clear
clear
cloudy
some clouds
clear
clear
some clouds
some clouds
clear
clear
snow shwrs
snow shwrs
some clouds
mod. snow
Cloud base (m)
300
300
350
350
350
350
350
350
350
350
300
300
300
300
300
350
300
km/h
20
SW
5
SSW
25
S
35
SSW
50
SW
55
SW
55
SW
45
SW
45
SW
30
SW
25
WSW
25
SSW
25
S
40
S
35
SW
35
S
45
SSW
55
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
1
1
1
1
9
 mm
max °C
-21
-21
-15
-12
-11
-11
-12
-14
-13
-13
-13
-14
-15
-14
-12
-11
-9
-12
min °C
-21
-21
-20
-13
-11
-12
-13
-14
-15
-13
-13
-15
-15
-15
-15
-13
-10
-13
 chill °C
-32
-27
-29
-24
-23
-25
-26
-27
-28
-24
-22
-25
-26
-27
-28
-24
-21
-27
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-21-21-18-13-11-12-13-14-14-13-13-15-15-15-14-12-10-13-17-17-16-12-11-11-11-12-13-12-11-12-12-11-13-11-8-11-13-14-16-12-11-12-11-11-12-10-9-11-10-9-11-10-8-9-10-11-15-13-12-12-10-9-12-10-8-9-8-8-10-9-8-6
Sunrise
7:48
7:45
7:41
7:37
7:33
7:30
Sunset
6:36
6:38
6:42
6:45
6:47
6:51

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

The weather forecast for Mount William (Antarctica) is: A dusting of new snow. Extremely cold (max -11°C on Thu afternoon, min -21°C on Wed morning). Winds increasing (light winds from the SSW on Wed afternoon, gales from the SW by Thu night).

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

A moderate fall of snow, heaviest on Mon night. Temperatures will be well below freezing (max -9°C on Mon afternoon, min -15°C on Sat night). Winds increasing (light winds from the SSE on Sat night, 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 10 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
Marambio Airport (Seymour Island)
340 km E
232m alt.
3 hours ago
clear
-
26
Moderate winds from the SSW
(26 kph at 200).
0.0 km
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
-15°C
moderate snow
Low drifting moderate snow.
57
Near gales from the E
(57 kph at 100).
2.0 km
Low: few
Mid: overcast
Dinamet
379 km NE
52m alt.
3 hours ago
-
Wind obs. (22 kph from 300 degs) was rejected.
ASCATC277E65S
935 km WSW
15m alt.
3 hours ago
27
Moderate winds from the SSW
(27 kph at 199).
- km
ASCATC277E64S
945 km WSW
15m alt.
3 hours ago
24
Moderate winds from the SSW
(24 kph at 192).
- km
ASCATC276E65S
970 km WSW
15m alt.
3 hours ago
19
Light winds from the SSW
(19 kph at 195).
- km
ASCATC276E64S
995 km WSW
15m alt.
3 hours ago
21
Moderate winds from the S
(21 kph at 182).
- km
ASCATC275E65S
1031 km WSW
15m alt.
3 hours ago
12
Light winds from the S
(12 kph at 182).
- km
ASCATC275E64S
1058 km WSW
15m alt.
3 hours ago
24
Moderate winds from the SSE
(24 kph at 158).
- 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.