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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 am Sat 30 May Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Sun afternoon. Temperatures will be below freezing (max -2°C on Sun morning, min -11°C on Mon morning). Mainly gales.

Days 4–6 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 1°C on Thu night, min -6°C on Tue morning). Winds increasing (light winds from the WNW on Tue afternoon, fresh winds from the SSW by Thu afternoon).

Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
mod snow
light snow
light snow
heavy snow
heavy snow
snow showers
snow showers
part cloud
part cloud
clear
clear
part cloud
part cloud
snow showers
part cloud
cloud
clear
some clouds
mod. snow
light snow
light snow
heavy snow
heavy snow
snow shwrs
snow shwrs
some clouds
some clouds
clear
clear
some clouds
some clouds
snow shwrs
some clouds
cloudy
clear
km/h
35
SW
45
W
35
SW
45
W
50
W
30
WSW
40
SW
35
SW
35
SW
30
SW
10
WSW
10
N
10
N
10
NNE
20
NE
5
ENE
30
SSW
25
SSW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
6
3
5
21
24
2
1
3
max °C
-4
-4
-6
-2
-5
-6
-10
-10
-6
-4
-4
-2
0
0
0
-3
-2
1
min °C
-4
-5
-7
-4
-5
-10
-11
-11
-10
-6
-5
-3
-1
-1
-2
-3
-4
0
-12
-14
-16
-13
-15
-21
-22
-22
-20
-14
-9
-6
-4
-5
-8
-6
-12
-7
0
100
0
0
200
0
0
0
0
0
0
0
0
800
1100
200
0
1750
Cloud base (m)
350
350
350
350
300
300
350
350
350
350
4750
500
450
500
300
400
350
Sea lvl1000m2000m3000m4000m5000m
-5-7-10-5-8-11-14-14-10-5-5-3-2-3-3-6-51-4-5-7-3-5-8-11-11-8-5-5-3-1-1-1-3-31-4-3-5-1-2-5-7-7-7-6-5-4012-2-21-40-201-1-3-4-5-6-6-413300-1
Sunrise
10:48
10:52
10:55
10:56
10:59
11:02
Sunset
3:33
3:30
3:29
3:26
3:25
3:22

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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 Sun afternoon. Temperatures will be below freezing (max -2°C on Sun morning, min -11°C on Mon morning). Mainly gales.

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

A dusting of new snow. Freeze-thaw conditions (max 1°C on Thu night, min -6°C on Tue morning). Winds increasing (light winds from the WNW on Tue afternoon, fresh winds from the SSW by Thu 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.
3 hours ago
-2° C
partially cloudy
Clouds dissolving.
4
Calm
(4 kph at 90).
30 km
Mid: clear
BaseBernardoO higgins
326 km ENE
10m alt.
3 hours ago
-2° C
partially cloudy
Clouds dissolving.
17
Light winds from the S
(17 kph at 180).
30 km
Mid: few
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
-
37
Fresh winds from the S
(37 kph at 190).
0.0 km
BaseMarambio
344 km E
200m alt.
3 hours ago
-5° C
-
43
Strong winds from the SSW
(43 kph at 200).
35 km
Mid: clear
BaseEsperanza
360 km ENE
24m alt.
3 hours ago
3° C
-
37
Fresh winds from the SW
(37 kph at 230).
30 km
Mid: clear
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
1 hour 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
-1° C
partially cloudy
Dry and partly cloudy.
4
Calm
(4 kph at 1).
10.0 km
Low: few
Mid: broken
BaseCarlini
378 km NE
11m alt.
3 hours ago
0° C
-
13
Light winds from the WSW
(13 kph at 250).
30 km
Mid: scattered
Dinamet
379 km NE
52m alt.
1 hour ago
-3° C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
BaseSanMartin
403 km S
7m alt.
3 hours ago
-1° C
State of sky unchanged.
Wind obs. (13 kph from 360 degs) was rejected.
40 km
Mid: overcast

* 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.