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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 am Wed 22 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A moderate fall of snow, heaviest on Fri morning. Temperatures will be well below freezing (max -9°C on Thu afternoon, min -13°C on Fri morning). Winds increasing (moderate winds from the SW on Wed afternoon, strong winds from the SW by Thu morning).

Days 4–6 Weather Summary

A moderate fall of snow, heaviest on Sat afternoon. Extremely cold (max -11°C on Sat night, min -17°C on Mon night). Winds decreasing (strong winds from the SW on Sat morning, calm by Mon night).

Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
part cloud
part cloud
part cloud
part cloud
snow showers
light snow
light snow
mod snow
light snow
light snow
clear
cloud
part cloud
snow showers
light snow
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
snow shwrs
light snow
light snow
mod. snow
light snow
light snow
clear
cloudy
some clouds
snow shwrs
light snow
clear
clear
Cloud base (m)
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
350
km/h
35
S
20
SW
40
SW
45
SW
35
SW
45
SW
40
SW
35
SW
35
SW
45
SW
40
SW
25
SW
35
SW
15
S
20
SW
20
WSW
20
ESE
5
SSE
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
3
3
4
6
2
3
1
4
 mm
max °C
-12
-10
-11
-10
-9
-11
-12
-13
-12
-13
-12
-11
-14
-12
-12
-13
-15
-16
min °C
-12
-11
-12
-11
-10
-12
-13
-13
-13
-13
-13
-13
-14
-14
-14
-14
-16
-17
 chill °C
-23
-20
-22
-23
-20
-23
-24
-24
-24
-25
-25
-24
-25
-22
-23
-20
-23
-17
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-14-13-12-12-11-13-15-15-15-15-15-13-16-16-16-18-18-18-12-11-12-11-10-12-13-13-13-13-13-12-14-13-13-14-16-17-13-11-11-10-9-10-9-10-10-10-10-11-12-12-13-11-15-16-13-11-10-9-8-7-6-6-7-7-7-11-9-11-11-8-15-16
Sunrise
10:33
10:30
10:27
10:25
10:22
10:18
Sunset
4:08
4:12
4:15
4:17
4:21
4:23

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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 Fri morning. Temperatures will be well below freezing (max -9°C on Thu afternoon, min -13°C on Fri morning). Winds increasing (moderate winds from the SW on Wed afternoon, strong winds from the SW by Thu morning).

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

A moderate fall of snow, heaviest on Sat afternoon. Extremely cold (max -11°C on Sat night, min -17°C on Mon night). Winds decreasing (strong winds from the SW on Sat morning, calm 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.

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
-
56
Near gales from the S
(56 kph at 180).
0.0 km
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
3 hours ago
-4° C
No report.
Wind obs. (115 kph from 270 degs) was rejected.
Teniente R. Marsh Airport
372 km NE
45m alt.
3 hours ago
-5° C
cloudy
Dry and cloudy.
15
Light winds from the WSW
(15 kph at 240).
10.0 km
Low: overcast
Dinamet
379 km NE
52m alt.
3 hours ago
-3° C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
ASCATC278E66S
878 km SW
15m alt.
3 hours ago
60
Near gales from the SW
(60 kph at 229).
- km
ASCATC277E66S
921 km SW
15m alt.
3 hours ago
56
Near gales from the SW
(56 kph at 227).
- km
ASCATC277E67S
923 km SW
15m alt.
3 hours ago
57
Near gales from the SW
(57 kph at 231).
- km
ASCATB277E67S
929 km SW
15m alt.
3 hours ago
56
Near gales from the SW
(56 kph at 230).
- km
ASCATC276E67S
958 km SW
15m alt.
3 hours ago
55
Near gales from the SW
(55 kph at 228).
- km
ASCATB276E67S
963 km SW
15m alt.
3 hours ago
57
Near gales from the SW
(57 kph at 230).
- 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.