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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 2 am Sun 13 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -5°C on Mon night, min -12°C on Sun night). Winds increasing (calm on Sun afternoon, strong winds from the WSW by Tue night).

Days 4–6 Weather Summary

A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max -5°C on Fri morning, min -15°C on Wed afternoon). Mainly fresh winds.

Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
snow showers
part cloud
part cloud
mod snow
light snow
light snow
heavy snow
light snow
light snow
light snow
snow showers
part cloud
light snow
light snow
light snow
mod snow
clear
clear
snow shwrs
some clouds
some clouds
mod. snow
light snow
light snow
heavy snow
light snow
light snow
light snow
snow shwrs
some clouds
light snow
light snow
light snow
mod. snow
Cloud base (m)
350
300
300
300
300
250
250
250
250
300
300
300
300
300
300
250
km/h
5
ESE
5
SSW
10
WSW
15
SW
20
SW
30
WSW
35
SW
35
WSW
40
W
25
WSW
25
WSW
20
SW
25
SW
25
SW
15
WSW
20
WSW
20
W
20
WNW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
1
6
3
3
17
2
2
4
1
4
3
4
10
 mm
max °C
-9
-9
-12
-7
-7
-5
-6
-6
-7
-12
-13
-14
-13
-12
-6
-5
-5
-5
min °C
-11
-11
-12
-10
-8
-9
-6
-7
-10
-13
-15
-15
-14
-12
-11
-6
-5
-6
 chill °C
-15
-11
-17
-17
-17
-18
-15
-16
-20
-22
-25
-24
-24
-21
-19
-12
-11
-13
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-15-14-12-6-7-11-12-13-16-19-20-18-17-16-12-11-11-12-13-12-12-6-7-9-10-10-13-17-18-17-16-15-11-9-8-9-10-10-12-9-8-7-6-7-9-13-14-15-14-12-9-6-5-6-9-9-12-11-9-5-2-3-5-9-10-13-11-10-7-3-1-3
Sunrise
7:33
7:30
7:26
7:22
7:20
7:16
Sunset
6:47
6:51
6:53
6:55
6:59
7:01

Loading...

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

The weather forecast for Mount William (Antarctica) is: A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -5°C on Mon night, min -12°C on Sun night). Winds increasing (calm on Sun afternoon, strong winds from the WSW by Tue night).

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

A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max -5°C on Fri morning, min -15°C on Wed afternoon). Mainly fresh winds.

This table gives the weather forecast for Mount William (Antarctica) at the specific elevation of 500 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
-5°C
moderate snow
Continuous moderate snow.
9
Light winds from the E
(9 kph at 100).
26 km
Mid: overcast
BaseBernardoO higgins
326 km ENE
10m alt.
3 hours ago
-12°C
State of sky unchanged.
35
Fresh winds from the SSE
(35 kph at 160).
30 km
Mid: overcast
Marambio Airport (Seymour Island)
340 km E
232m alt.
3 hours ago
-17°C
moderate snow
Small hail/snow pellets.
39
Strong winds from the S
(39 kph at 180).
0.3 km
Mid: few
High: overcast
BaseMarambio
344 km E
200m alt.
3 hours ago
-17°C
light snow
Snow grains.
41
Strong winds from the S
(41 kph at 180).
0.3 km
Mid: overcast
BaseEsperanza
360 km ENE
24m alt.
3 hours ago
-11°C
moderate snow
Continuous moderate snow.
39
Strong winds from the SSW
(39 kph at 200).
0.8 km
Mid: overcast
CentroMet.Antártico Presidente Eduardo Frei
372 km NE
48m alt.
3 hours ago
-4°C
partially cloudy
No report.
Wind obs. (115 kph from 270 degs) was rejected.
30 km
Mid: overcast
Teniente R. Marsh Airport
372 km NE
45m alt.
3 hours ago
-5°C
cloudy
Dry and cloudy.
20
Moderate winds from the E
(20 kph at 100).
10.0 km
Low: scattered
Mid: overcast
BaseCarlini
378 km NE
11m alt.
3 hours ago
-5°C
light snow
Continuous light snow.
28
Moderate winds from the ESE
(28 kph at 110).
4.0 km
Mid: overcast
Dinamet
379 km NE
52m alt.
3 hours ago
-3°C
No report.
Wind obs. (22 kph from 300 degs) was rejected.
BaseSanMartin
403 km S
7m alt.
3 hours ago
-21°C
-
4
Calm
(4 kph at 270).
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.