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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 am Mon 07 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -13°C on Wed night, min -18°C on Mon morning). Wind will be generally light.

Days 4–6 Weather Summary

A dusting of new snow. Temperatures will be below freezing (max -5°C on Sat night, min -12°C on Thu morning). Winds decreasing (strong winds from the SW on Thu night, light winds from the W by Sat afternoon).

Monday
7
Tuesday
8
Wednesday
9
Thursday
10
Friday
11
Saturday
12
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
clear
clear
clear
clear
part cloud
cloud
cloud
snow showers
part cloud
light snow
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
cloudy
clear
clear
clear
clear
some clouds
cloudy
cloudy
snow shwrs
some clouds
light snow
Cloud base (m)
400
2100
300
400
550
350
400
350
350
350
350
350
350
2200
350
300
300
600
km/h
10
SSE
5
NNE
15
NNE
20
NE
20
NE
5
SE
15
SSW
25
SW
15
SSW
20
SSW
35
SW
45
SW
25
SW
15
WSW
20
WSW
20
SW
15
WSW
10
N
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
1
1
 mm
max °C
-17
-17
-17
-17
-16
-16
-17
-17
-13
-10
-9
-9
-9
-9
-7
-7
-7
-5
min °C
-18
-17
-18
-17
-16
-17
-17
-17
-17
-12
-10
-10
-10
-9
-8
-8
-7
-7
 chill °C
-24
-17
-27
-26
-25
-22
-26
-28
-26
-20
-20
-21
-19
-16
-14
-16
-13
-11
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-20-20-21-21-20-21-21-21-17-12-11-10-11-12-10-10-10-9-18-17-18-17-16-17-17-17-15-11-10-10-10-9-8-8-7-6-16-15-15-15-13-15-14-14-15-12-11-12-9-7-6-5-5-5-14-13-13-12-11-13-12-10-14-13-11-14-9-6-5-3-3-4
Sunrise
7:56
7:52
7:48
7:45
7:41
7:37
Sunset
6:30
6:32
6:36
6:38
6:42
6:45

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

The weather forecast for Mount William (Antarctica) is: Mostly dry. Extremely cold (max -13°C on Wed night, min -18°C on Mon morning). Wind will be generally light.

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

A dusting of new snow. Temperatures will be below freezing (max -5°C on Sat night, min -12°C on Thu morning). Winds decreasing (strong winds from the SW on Thu night, light winds from the W by Sat afternoon).

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.
2 hours ago
-6°C
moderate snow
Continuous moderate snow.
37
Fresh winds from the S
(37 kph at 180).
2.0 km
Mid: overcast
BaseBernardoO higgins
326 km ENE
10m alt.
2 hours ago
-15°C
moderate snow
Snow
46
Strong winds from the S
(46 kph at 180).
2.0 km
Mid: overcast
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
moderate snow
Blowing moderate snow.
61
Near gales from the SW
(61 kph at 220).
0.1 km
BaseMarambio
344 km E
200m alt.
2 hours ago
-18°C
heavy snow
Heavy drifting snow, above eye level.
74
Gales from the SW
(74 kph at 220).
<100m
Mid: sky obscured
BaseEsperanza
360 km ENE
24m alt.
2 hours ago
-16°C
heavy snow
Continuous heavy snow.
74
Gales from the SW
(74 kph at 230).
0.1 km
Mid: overcast
CentroMet.Antártico Presidente Eduardo Frei
372 km NE
48m alt.
2 hours ago
-8°C
snow showers
Light snow showers.
48
Strong winds from the ESE
(48 kph at 110).
2.5 km
Mid: overcast
Teniente R. Marsh Airport
372 km NE
45m alt.
2 hours ago
-8°C
snow showers
Shower light snow.
48
Strong winds from the ESE
(48 kph at 110).
2.5 km
Low: scattered
Mid: overcast
BaseCarlini
378 km NE
11m alt.
2 hours ago
-9°C
moderate snow
Continuous moderate snow.
50
Strong winds from the ESE
(50 kph at 110).
<100m
Mid: overcast
Dinamet
379 km NE
52m alt.
2 hours ago
-3°C
No report.
Wind obs. (22 kph from 300 degs) was rejected.
BaseSanMartin
403 km S
7m alt.
2 hours ago
-19°C
-
Wind obs. (9 kph from 20 degs) was rejected.
40 km
Mid: clear

* 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.