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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 pm Thu 30 Oct Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A moderate fall of snow, heaviest on Fri night. Temperatures will be below freezing (max -4°C on Thu afternoon, min -8°C on Fri night). Winds increasing (light winds from the WNW on Thu night, fresh winds from the NNE by Fri night).

Days 5–7 Weather Summary

A dusting of new snow. Temperatures will be below freezing (max -3°C on Wed morning, min -11°C on Mon night). Winds increasing (light winds from the S on Mon night, strong winds from the SW by Tue night).

Thu
30
Friday
31
Saturday
1
Sunday
2
Monday
3
Tuesday
4
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
snow showers
cloud
cloud
snow showers
part cloud
light snow
snow showers
part cloud
part cloud
clear
clear
part cloud
snow showers
cloud
cloud
part cloud
light snow
snow shwrs
cloudy
cloudy
snow shwrs
some clouds
light snow
snow shwrs
some clouds
some clouds
clear
clear
some clouds
snow shwrs
cloudy
cloudy
some clouds
 km/h
20
W
15
WSW
10
NNW
25
N
25
N
10
N
10
NE
10
ESE
10
SSW
20
S
20
S
15
SSW
20
SW
15
SE
15
SW
25
WSW
45
SW
 cm 
2
1
9
1
1
1
 mm 
max°C
-4
-5
-5
-4
-4
-7
-7
-7
-8
-7
-7
-8
-8
-7
-5
-6
-4
min°C
-4
-6
-6
-5
-8
-7
-7
-8
-8
-7
-7
-8
-9
-11
-6
-6
-6
chill°C 
-10
-12
-11
-12
-15
-12
-12
-12
-13
-14
-14
-14
-17
-19
-12
-13
-16
Freezing level (m
250
0
150
250
0
0
50
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
250
250
250
200
250
450
350
200
300
1650
3200
250
300
300
5250
1750
350
Sea lvl1000m2000m3000m4000m5000m
-8-8-9-9-10-11-11-12-12-11-10-11-12-12-8-8-7-4-6-6-5-6-7-7-8-8-7-7-8-9-9-6-6-5-2-3-2-2-4-3-3-5-5-4-6-6-6-7-4-4-41-112-100-3-2-1-4-4-3-6-3-2-3
Sunrise
4:39
4:35
4:31
4:28
4:24
Sunset
9:15
9:19
9:22
9:25
9:30
9:34

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

The weather forecast for Mount William (Antarctica) is: A moderate fall of snow, heaviest on Fri night. Temperatures will be below freezing (max -4°C on Thu afternoon, min -8°C on Fri night). Winds increasing (light winds from the WNW on Thu night, fresh winds from the NNE by Fri night).

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

A dusting of new snow. Temperatures will be below freezing (max -3°C on Wed morning, min -11°C on Mon night). Winds increasing (light winds from the S on Mon night, strong winds from the SW by Tue night).

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 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
Captain Arturo Prat Base
323 km NE
111m alt.
3 hours ago
1° C
Mist
9
Light winds from the SW
(9 kph at 220).
26 km
Mid: overcast
BaseBernardoO higgins
326 km ENE
10m alt.
3 hours ago
0° C
Mist
22
Moderate winds from the WSW
(22 kph at 240).
2.3 km
Mid: overcast
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
-
11
Light winds from the SSE
(11 kph at 160).
0.0 km
BaseMarambio
344 km E
200m alt.
3 hours ago
4° C
-
11
Light winds from the S
(11 kph at 190).
35 km
Mid: scattered
BaseEsperanza
360 km ENE
24m alt.
3 hours ago
4° C
-
44
Strong winds from the SW
(44 kph at 230).
30 km
Mid: mostly cloudy
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.
2 hours ago
0° C
clear
Fog -.
35
Fresh winds from the WNW
(35 kph at 290).
0.1 km
Low: overcast
BaseCarlini
378 km NE
11m alt.
3 hours ago
3° C
Mist
39
Strong winds from the WNW
(39 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
0° C
light snow
Intermittent light snow.
15
Light winds from the NW
(15 kph at 320).
35 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.