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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 pm Tue 01 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A dusting of new snow. Extremely cold (max -13°C on Fri morning, min -23°C on Tue night). Wind will be generally light.

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max -1°C on Sun night, min -12°C on Fri afternoon). Wind will be generally light.

Tue
1
Wednesday
2
Thursday
3
Friday
4
Saturday
5
Sunday
6
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
snow showers
clear
part cloud
cloud
part cloud
part cloud
part cloud
clear
part cloud
heavy snow
heavy snow
light snow
part cloud
part cloud
part cloud
light snow
light snow
snow shwrs
clear
some clouds
cloudy
some clouds
some clouds
some clouds
clear
some clouds
heavy snow
heavy snow
light snow
some clouds
some clouds
some clouds
light snow
Cloud base (m)
250
300
300
300
300
300
350
350
350
300
300
350
350
350
350
350
km/h
25
WSW
10
SSE
5
S
10
SW
10
SW
10
SW
10
SW
10
SSW
15
SW
20
SW
15
NNW
25
WSW
20
WSW
15
SW
10
WSW
10
WSW
10
NW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
2
1
15
12
4
1
 mm
max °C
-20
-22
-20
-20
-21
-19
-18
-15
-13
-12
-3
-3
-6
-8
-5
-5
-1
min °C
-20
-23
-22
-20
-21
-20
-18
-17
-15
-12
-7
-3
-7
-8
-7
-5
-5
 chill °C
-32
-30
-22
-28
-29
-26
-24
-24
-24
-20
-14
-10
-14
-14
-11
-10
-9
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-29-26-25-26-24-22-20-15-10-11-9-10-10-10-10-11-7-24-23-23-23-23-21-18-15-11-11-7-6-8-8-8-7-5-20-23-21-20-21-20-18-16-14-12-5-3-7-8-6-5-3-16-21-20-18-20-19-18-18-17-13-40-5-8-5-3-2
Sunrise
8:14
8:10
8:07
8:03
7:58
Sunset
6:12
6:15
6:17
6:21
6:23
6:27

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

The weather forecast for Mount William (Antarctica) is: A dusting of new snow. Extremely cold (max -13°C on Fri morning, min -23°C on Tue night). Wind will be generally light.

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

A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max -1°C on Sun night, min -12°C on Fri 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
-21°C
moderate snow
Blowing moderate snow.
57
Near gales from the SSW
(57 kph at 200).
0.5 km
Low: scattered
Mid: scattered
High: broken
BaseMarambio
344 km E
200m alt.
1 hour ago
-22°C
heavy snow
Heavy drifting snow, above eye level.
65
Gales from the SW
(65 kph at 230).
0.5 km
Mid: mostly cloudy
BaseEsperanza
360 km ENE
24m alt.
1 hour ago
-19°C
moderate snow
Continuous moderate snow.
54
Near gales from the W
(54 kph at 270).
0.1 km
Mid: overcast
CentroMet.Antártico Presidente Eduardo Frei
372 km NE
48m alt.
1 hour ago
-4°C
moderate snow
No report.
115
Extremely windy from the W
(115 kph at 270).
2.5 km
Mid: mostly cloudy
Teniente R. Marsh Airport
372 km NE
45m alt.
2 hours ago
-8°C
moderate snow
Low drifting moderate snow.
67
Gales from the WSW
(67 kph at 250).
9.0 km
Low: broken
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.
1 hour ago
-18°C
-
20
Moderate winds from the ESE
(20 kph at 110).
40 km
Mid: mostly cloudy
hy2c307E61S
728 km NE
15m alt.
2 hours ago
51
Near gales from the WNW
(51 kph at 290).
- km
hy2c307E60S
739 km NE
15m alt.
2 hours ago
55
Near gales from the WNW
(55 kph at 288).
- km
hy2c306E60S
751 km NE
15m alt.
2 hours ago
53
Near gales from the WNW
(53 kph at 285).
- 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.