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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 8 pm Fri 18 Apr Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Sat morning. Temperatures will be below freezing (max -2°C on Sun night, min -12°C on Fri night). Mainly severe gales.

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -3°C on Thu afternoon, min -9°C on Wed afternoon). Winds increasing (light winds from the WNW on Mon night, gales from the N by Tue night).

Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
heavy snow
heavy snow
heavy snow
mod snow
part cloud
snow showers
snow showers
mod snow
snow showers
part cloud
snow showers
mod snow
heavy snow
snow showers
snow showers
snow showers
light snow
mod snow
heavy snow
heavy snow
heavy snow
heavy snow
mod. snow
some clouds
snow shwrs
snow shwrs
mod. snow
snow shwrs
some clouds
snow shwrs
mod. snow
heavy snow
snow shwrs
snow shwrs
snow shwrs
light snow
mod. snow
heavy snow
 km/h
40
W
55
W
50
WNW
40
WNW
20
NNW
35
NNE
60
NNE
65
NNE
20
NW
10
NW
30
NNW
50
N
65
N
40
NNW
30
NW
35
N
35
N
65
NNE
75
N
 cm 
12
15
14
9
2.0
1.0
8
3
1.0
8
30
10
2.0
7
2.0
6
32
 mm 
max°C
-11
-9
-7
-6
-5
-4
-2
-4
-6
-5
-5
-5
-5
-8
-8
-7
-6
-3
-3
min°C
-12
-10
-8
-7
-5
-5
-3
-5
-6
-6
-5
-5
-7
-8
-9
-8
-7
-4
-9
chill°C 
-23
-22
-19
-17
-12
-14
-13
-13
-13
-11
-13
-15
-17
-18
-18
-17
-16
-14
-21
Freezing level (m
0
150
250
350
600
650
750
600
400
0
500
650
500
350
300
0
150
500
800
Cloud base (m)
300
300
300
300
300
300
300
300
350
400
350
300
300
300
300
700
300
250
250
Sea lvl1000m2000m3000m4000m5000m
-12-10-8-7-5-5-3-5-6-6-5-5-6-8-9-8-7-4-6-8-6-5-4-2-2-1-2-4-4-2-2-3-4-5-5-4-2-3-4-2-2-11110-1-1010-1-2-3-20-1-1122333311332210123
Sunrise
8:45
8:48
8:51
8:53
8:56
9:00
Sunset
5:40
5:37
5:34
5:30
5:27
5:22

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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 Sat morning. Temperatures will be below freezing (max -2°C on Sun night, min -12°C on Fri night). Mainly severe gales.

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

A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -3°C on Thu afternoon, min -9°C on Wed afternoon). Winds increasing (light winds from the WNW on Mon night, gales from the N by Tue 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 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
Captain Arturo Prat Base
323 km NE
111m alt.
3 hours ago
2° C
Mist
26
Moderate winds from the WNW
(26 kph at 300).
2.0 km
Mid: overcast
BaseBernardoO higgins
326 km ENE
10m alt.
3 hours ago
0° C
Fog, sky not visible, no change.
7
Light winds from the S
(7 kph at 180).
0.5 km
Mid: overcast
BaseMarambio
344 km E
200m alt.
3 hours ago
0° C
-
31
Fresh winds from the WNW
(31 kph at 290).
35 km
Mid: mostly cloudy
BaseEsperanza
360 km ENE
24m alt.
3 hours ago
1° C
Fog, sky visible, no change.
17
Light winds from the N
(17 kph at 0).
0.5 km
Mid: overcast
CentroMet.Antártico Presidente Eduardo Frei
372 km NE
48m alt.
1 hour ago
-4° C
heavy rain
No report.
Wind obs. (115 kph from 270 degs) was rejected.
2.0 km
Mid: overcast
Teniente R. Marsh Airport
372 km NE
45m alt.
2 hours ago
1° C
moderate rain
Moderate rain .
35
Fresh winds from the NW
(35 kph at 320).
2.0 km
Low: broken
Mid: overcast
BaseCarlini
378 km NE
11m alt.
3 hours ago
3° C
moderate rain
Intermittent moderate rain.
57
Near gales from the WNW
(57 kph at 300).
5.0 km
Mid: overcast
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
2° C
light snow
Continuous light snow.
39
Strong winds from the NW
(39 kph at 320).
3.0 km
Mid: overcast
hy2c283E65S
637 km SW
15m alt.
2 hours ago
36
Fresh winds from the WNW
(36 kph at 302).
- 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.