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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 am Tue 31 Mar Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A light covering of new snow mostly falling on Tue morning. Temperatures will be below freezing (max -1°C on Tue morning, min -5°C on Wed night). Wind will be generally light.

Days 4–6 Weather Summary

A heavy fall of snow, heaviest during Sat night. Temperatures will be below freezing (max 0°C on Sun afternoon, min -6°C on Fri morning). Winds increasing (calm on Fri night, strong winds from the NE by Sun night).

Tuesday
31
Wednesday
1
Thursday
2
Friday
3
Saturday
4
Sunday
5
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
snow showers
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
cloud
light snow
mod snow
heavy snow
part cloud
cloud
snow showers
light snow
snow shwrs
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
cloudy
light snow
mod. snow
heavy snow
some clouds
cloudy
snow shwrs
 km/h
15
NNE
20
NE
15
ESE
20
ESE
20
ESE
20
E
5
ESE
5
ESE
10
SW
20
SW
20
SW
5
WNW
20
NNE
15
NW
20
W
10
W
10
WNW
20
NNE
5
1
3
6
12
3
max °C
-1
-1
-2
-2
-3
-3
-3
-3
-5
-6
-6
-1
-1
-1
-3
-1
0
-1
min °C
-1
-2
-4
-2
-3
-5
-4
-5
-5
-6
-6
-6
-1
-2
-3
-3
-1
-1
-6
-6
-9
-8
-9
-10
-7
-5
-5
-13
-13
-10
-6
-7
-9
-7
-4
-5
350
350
0
0
0
0
0
0
0
0
0
0
100
250
50
0
450
200
Cloud base (m)
300
250
250
2350
2150
4000
2200
2050
4800
300
300
1750
300
250
300
350
300
250
Sea lvl1000m2000m3000m4000m5000m
-7-8-6-6-7-8-9-9-9-11-12-7-6-8-8-7-6-6-4-4-3-3-5-5-6-6-7-9-9-6-3-5-6-4-3-3-1-2-3-2-3-4-4-4-5-6-6-4-1-2-3-2-1-121-3-2-2-3-2-2-5-3-3-3110121
Sunrise
7:47
7:50
7:52
7:56
7:58
8:02
Sunset
6:49
6:45
6:40
6:37
6:34
6:30

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

The weather forecast for Mount William (Antarctica) is: A light covering of new snow mostly falling on Tue morning. Temperatures will be below freezing (max -1°C on Tue morning, min -5°C on Wed night). Wind will be generally light.

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

A heavy fall of snow, heaviest during Sat night. Temperatures will be below freezing (max 0°C on Sun afternoon, min -6°C on Fri morning). Winds increasing (calm on Fri night, strong winds from the NE by Sun night).

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
322 km NE
111m alt.
3 hours ago
3° C
light rain
Continuous light drizzle.
7
Light winds from the WNW
(7 kph at 300).
26 km
Mid: overcast
Marambio Airport (Seymour Island)
339 km E
232m alt.
2 hours ago
clear
Fog freezing -.
28
Moderate winds from the S
(28 kph at 180).
0.1 km
BaseMarambio
343 km E
200m alt.
3 hours ago
-4° C
Fog, depositing rime, sky not visible.
7
Light winds from the S
(7 kph at 180).
<100m
Mid: sky obscured
BaseEsperanza
359 km ENE
24m alt.
3 hours ago
3° C
-
33
Fresh winds from the WNW
(33 kph at 290).
30 km
Mid: scattered
Centro Met. Antártico Presidente Eduardo Frei
370 km NE
48m alt.
45 minutes ago
-4° C
No report.
Wind obs. (115 kph from 270 degs) was rejected.
Teniente R. Marsh Airport
372 km NE
45m alt.
45 minutes ago
clear
Fog -.
13
Light winds from the NNE
(13 kph at 20).
0.6 km
Dinamet
379 km NE
52m alt.
45 minutes ago
-3° C
No report.
Wind obs. (22 kph from 300 degs) was rejected.
BaseSanMartin
403 km S
7m alt.
3 hours ago
-
35
Fresh winds from the NNE
(35 kph at 20).
40 km
Mid: clear
SHIP4475
1030 km ENE
15m alt.
2 hours ago
- km
SHIP7831
1030 km ENE
15m alt.
2 hours ago
- 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.