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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 am Sun 26 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A moderate fall of snow, heaviest on Sun night. Temperatures will be well below freezing (max -9°C on Sun night, min -16°C on Mon night). Mainly fresh winds.

Days 4–6 Weather Summary

A dusting of new snow. Extremely cold (max -11°C on Wed afternoon, min -19°C on Thu afternoon). Wind will be generally light.

Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
31
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
light snow
mod snow
snow showers
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
light snow
light snow
part cloud
clear
clear
clear
clear
clear
light snow
light snow
mod. snow
snow shwrs
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
light snow
light snow
some clouds
clear
clear
clear
clear
clear
Cloud base (m)
300
300
250
250
300
350
350
350
300
300
250
300
300
350
km/h
25
SW
25
WSW
20
WSW
20
SW
5
SE
5
WNW
5
W
5
W
5
WSW
15
WSW
20
WSW
10
SW
10
S
5
E
5
E
0
SW
5
W
15
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
1
3
10
3
1
2
 mm
max °C
-11
-10
-9
-10
-14
-15
-16
-16
-14
-12
-11
-12
-17
-19
-19
-17
-16
-12
min °C
-12
-10
-10
-12
-15
-16
-16
-16
-16
-14
-11
-16
-18
-19
-19
-18
-16
-15
 chill °C
-21
-19
-18
-16
-15
-16
-16
-16
-16
-22
-19
-22
-22
-23
-19
-18
-16
-22
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-16-16-16-18-18-19-18-18-17-17-19-20-22-22-21-17-14-12-14-14-13-15-15-17-17-17-16-15-14-17-20-20-19-17-14-12-12-10-10-11-15-16-16-16-15-13-11-14-18-19-19-18-16-14-9-7-6-8-14-15-15-16-14-11-8-12-16-19-19-19-18-15
Sunrise
10:22
10:18
10:15
10:12
10:08
10:06
Sunset
4:21
4:23
4:27
4:30
4:32
4:36

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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 Sun night. Temperatures will be well below freezing (max -9°C on Sun night, min -16°C on Mon night). Mainly fresh winds.

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

A dusting of new snow. Extremely cold (max -11°C on Wed afternoon, min -19°C on Thu afternoon). Wind will be generally light.

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
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
-
13
Light winds from the NW
(13 kph at 310).
0.0 km
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.
2 hours ago
-4° C
cloudy
Dry and cloudy.
41
Strong winds from the WSW
(41 kph at 240).
10.0 km
Low: overcast
Dinamet
379 km NE
52m alt.
2 hours ago
-3° C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
Puerto Williams
1119 km NW
14m alt.
2 hours ago
-1° C
No report.
Wind obs. (43 kph from 260 degs) was rejected.
Puerto Williams
1119 km NW
14m alt.
2 hours ago
1° C
Light snow.
7
Light winds from the S.(Wind varies from 120 to 260 degs)
(7 kph at 170).
10.0 km
Low: broken
Mid: overcast
Ushuaia Naval Base Airport
1143 km NW
204m alt.
2 hours ago
0° C
cloudy
Dry and cloudy.
9
Light winds from the WSW
(9 kph at 250).
10.0 km
Low: overcast
Rio Grande Airport
1247 km NW
102m alt.
2 hours ago
-4° C
clear
Dry and cloudy.
9
Light winds from the WSW
(9 kph at 250).
10.0 km
Low: overcast
Mid: overcast
Punta Arenas Unidad Aeropolicial
1359 km NW
61m alt.
2 hours ago
-4° C
No report.
Wind obs. (40 kph from 260 degs) was rejected.
Instituto de la Patagonia (Jorge Schytte)
1361 km NW
8m alt.
2 hours ago
-6° C
No report.
Wind obs. (22 kph from 250 degs) was rejected.

* 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.