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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 8 am Sat 19 Apr Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Sat morning. Freeze-thaw conditions (max 1°C on Sun morning, min -3°C on Sat afternoon). Winds decreasing (strong winds from the NE on Sun night, light winds from the NNW by Mon night).

Days 4–6 Weather Summary

A heavy fall of snow, heaviest during Wed night. Freeze-thaw conditions (max 2°C on Thu morning, min -5°C on Thu night). Mainly strong winds.

Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
mod snow
light snow
light snow
cloud
part cloud
snow showers
light snow
cloud
part cloud
clear
part cloud
snow showers
clear
part cloud
mod snow
light snow
mod snow
heavy snow
mod. snow
light snow
light snow
cloudy
some clouds
snow shwrs
light snow
cloudy
some clouds
clear
some clouds
snow shwrs
clear
some clouds
mod. snow
light snow
mod. snow
heavy snow
 km/h
30
WNW
15
WNW
15
NW
15
NNE
25
NE
40
NE
45
NNE
15
N
5
NNW
10
N
20
NNE
30
NE
5
NNE
15
NNE
45
NNE
30
NNE
25
N
30
N
 cm 
8
4
3
1.0
4
2.0
9
3
6
11
 mm 
max°C
-2
-2
-1
1
1
1
1
-1
0
0
1
0
-2
-2
-1
2
2
1
min°C
-2
-3
-1
0
1
1
0
-1
-2
-1
0
-1
-3
-2
-2
1
1
-5
chill°C 
-9
-8
-6
-4
-4
-6
-6
-6
-5
-5
-6
-6
-5
-7
-10
-5
-6
-12
Freezing level (m
100
100
250
550
650
700
700
350
0
300
600
550
0
100
350
750
1050
400
Cloud base (m)
300
300
300
300
350
300
300
300
500
400
400
550
350
350
300
250
250
250
Sea lvl1000m2000m3000m4000m5000m
-9-9-7-5-4-3-5-7-7-6-5-7-8-7-6-3-3-9-6-6-4-2-2-2-2-4-4-3-2-3-5-4-4-10-6-2-3-11111-1-1-11-1-3-2-222-2112333321233-102341
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. Freeze-thaw conditions (max 1°C on Sun morning, min -3°C on Sat afternoon). Winds decreasing (strong winds from the NE on Sun night, light winds from the NNW by Mon night).

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

A heavy fall of snow, heaviest during Wed night. Freeze-thaw conditions (max 2°C on Thu morning, min -5°C on Thu night). Mainly strong 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 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
Captain Arturo Prat Base
323 km NE
111m alt.
4 hours ago
1° C
State of sky unchanged.
33
Fresh winds from the SW
(33 kph at 230).
30 km
Mid: overcast
BaseBernardoO higgins
326 km ENE
10m alt.
4 hours ago
2° C
Fog, sky not visible, no change.
17
Light winds from the WSW
(17 kph at 240).
0.2 km
Mid: overcast
BaseMarambio
344 km E
200m alt.
4 hours ago
-3° C
moderate snow
Clouds dissolving.
22
Moderate winds from the WSW
(22 kph at 250).
35 km
Mid: scattered
BaseEsperanza
360 km ENE
24m alt.
4 hours ago
2° C
-
28
Moderate winds from the W
(28 kph at 270).
30 km
Mid: clear
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
2 hours ago
-4° C
No report.
Wind obs. (115 kph from 270 degs) was rejected.
Teniente R. Marsh Airport
372 km NE
45m alt.
4 hours ago
1° C
partially cloudy
Dry and partly cloudy.
35
Fresh winds from the W
(35 kph at 270).
10.0 km
Low: scattered
Mid: broken
BaseCarlini
378 km NE
11m alt.
4 hours ago
2° C
Mist
43
Strong winds from the W
(43 kph at 280).
29 km
Mid: mostly cloudy
Dinamet
379 km NE
52m alt.
2 hours ago
-3° C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
BaseSanMartin
403 km S
7m alt.
4 hours ago
-1° C
-
22
Moderate winds from the N
(22 kph at 0).
30 km
Mid: mostly cloudy
ASCATB312E62S
837 km ENE
15m alt.
3 hours ago
58
Near gales from the W
(58 kph at 262).
- 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.