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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 pm Sun 30 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A moderate fall of snow, heaviest on Mon night. Temperatures will be well below freezing (max -8°C on Sun afternoon, min -23°C on Tue night). Wind will be generally light.

Days 5–7 Weather Summary

A light covering of new snow mostly falling on Sat morning. Temperatures will be below freezing (max -3°C on Fri night, min -21°C on Wed night). Wind will be generally light.

Sun
30
Monday
31
Tuesday
1
Wednesday
2
Thursday
3
Friday
4
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
part cloud
cloud
light snow
light snow
light snow
snow showers
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
light snow
some clouds
some clouds
cloudy
light snow
light snow
light snow
snow shwrs
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
clear
light snow
Cloud base (m)
300
350
250
250
250
550
300
300
350
350
350
400
400
km/h
15
WSW
10
NW
10
NW
15
NW
15
WNW
10
W
20
SW
15
SSE
5
SE
10
SW
10
SW
5
SW
10
SW
5
SW
10
SW
15
SW
10
NW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
3
5
1
1
2
 mm
max °C
-8
-10
-9
-9
-10
-20
-22
-22
-19
-18
-20
-18
-17
-17
-14
-13
-3
min °C
-10
-11
-11
-10
-20
-21
-22
-23
-21
-20
-21
-19
-19
-19
-16
-14
-11
 chill °C
-16
-16
-16
-17
-29
-29
-33
-33
-27
-27
-27
-19
-23
-19
-22
-20
-16
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-11-13-15-17-22-27-30-26-23-23-23-21-21-17-13-12-9-10-11-12-13-19-24-26-24-21-21-21-20-19-17-13-12-7-9-11-10-10-15-21-22-23-20-19-21-19-18-18-15-14-7-9-11-9-6-12-17-19-22-20-18-20-18-17-20-18-15-7
Sunrise
8:21
8:17
8:14
8:10
8:07
Sunset
6:06
6:08
6:12
6:15
6:17
6:21

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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 Mon night. Temperatures will be well below freezing (max -8°C on Sun afternoon, min -23°C on Tue night). Wind will be generally light.

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

A light covering of new snow mostly falling on Sat morning. Temperatures will be below freezing (max -3°C on Fri night, min -21°C on Wed night). 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
-
31
Fresh winds from the SW
(31 kph at 230).
0.0 km
BaseMarambio
344 km E
200m alt.
2 hours ago
-2°C
-
30
Fresh winds from the SW
(30 kph at 230).
35 km
Mid: mostly cloudy
BaseEsperanza
360 km ENE
24m alt.
2 hours ago
-
48
Strong winds from the WSW
(48 kph at 250).
30 km
Mid: scattered
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.
3 hours ago
-3°C
partially cloudy
Dry and partly cloudy.
33
Fresh winds from the W
(33 kph at 260).
10.0 km
Low: scattered
BaseCarlini
378 km NE
11m alt.
2 hours ago
-3°C
-
54
Near gales from the WNW
(54 kph at 290).
30 km
Mid: scattered
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.
2 hours ago
-19°C
-
7
Light winds from the ESE
(7 kph at 110).
40 km
Mid: mostly cloudy
BaseOrcadas
1062 km ENE
8m alt.
2 hours ago
-6°C
-
11
Light winds from the NW
(11 kph at 320).
40 km
Mid: scattered
Puerto Williams
1119 km NW
14m alt.
2 hours ago
-1°C
No report.
Wind obs. (43 kph from 260 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.