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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 pm Thu 11 Jun Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A moderate fall of snow, heaviest on Sat night. Temperatures will be well below freezing (max -8°C on Thu afternoon, min -12°C on Fri morning). Winds increasing (calm on Thu afternoon, near gales from the NNE by Sat morning).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -12°C on Sun afternoon, min -18°C on Tue afternoon). Winds decreasing (fresh winds from the SW on Sun night, light winds from the SSW by Mon night).

Thu
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
snow showers
part cloud
part cloud
part cloud
cloud
light snow
snow showers
clear
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
clear
some clouds
snow shwrs
some clouds
some clouds
some clouds
cloudy
light snow
snow shwrs
clear
some clouds
some clouds
some clouds
clear
clear
some clouds
clear
clear
km/h
5
WSW
5
WSW
15
SW
20
SW
15
WSW
25
NNE
50
NE
25
ESE
15
S
25
SW
20
WSW
20
SSW
15
S
10
SSW
10
SW
10
WSW
10
SSW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
1
5
4
max °C
-8
-10
-11
-12
-10
-8
-8
-9
-11
-12
-14
-16
-17
-16
-17
-17
-15
min °C
-9
-11
-12
-12
-11
-8
-9
-11
-11
-13
-16
-17
-17
-16
-17
-18
-18
-12
-14
-20
-21
-18
-16
-14
-20
-18
-22
-25
-24
-25
-24
-23
-24
-25
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
300
300
300
300
250
450
350
300
4650
2350
250
350
400
4150
500
400
Sea lvl1000m2000m3000m4000m5000m
-12-13-14-14-13-11-11-13-13-15-18-20-20-20-19-20-19-9-11-12-12-11-8-9-10-11-13-15-17-17-16-17-18-17-7-8-9-10-9-6-6-9-10-11-13-15-16-16-16-17-16-5-5-6-8-7-4-4-7-10-9-11-14-16-15-15-15-16
Sunrise
11:17
11:18
11:18
11:19
11:21
Sunset
3:11
3:11
3:10
3:10
3:08
3:07

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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 Sat night. Temperatures will be well below freezing (max -8°C on Thu afternoon, min -12°C on Fri morning). Winds increasing (calm on Thu afternoon, near gales from the NNE by Sat morning).

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

Mostly dry. Extremely cold (max -12°C on Sun afternoon, min -18°C on Tue afternoon). Winds decreasing (fresh winds from the SW on Sun night, light winds from the SSW by Mon 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 10 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
-
43
Strong winds from the S
(43 kph at 180).
0.0 km
BaseMarambio
344 km E
200m alt.
2 hours ago
-16° C
Clouds dissolving.
48
Strong winds from the SSW
(48 kph at 200).
35 km
Mid: scattered
BaseEsperanza
360 km ENE
24m alt.
2 hours ago
-10° C
light snow
Continuous light snow.
0
Calm
(0 kph at 0).
3.0 km
Mid: mostly cloudy
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
57 minutes 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
-2° C
cloudy
Dry and cloudy.
11
Light winds from the SSE
(11 kph at 160).
10.0 km
Low: overcast
BaseCarlini
378 km NE
11m alt.
2 hours ago
-3° C
Mist
20
Moderate winds from the E
(20 kph at 90).
2.0 km
Mid: overcast
Dinamet
379 km NE
52m alt.
57 minutes ago
-3° C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
BaseSanMartin
403 km S
7m alt.
2 hours ago
-6° C
-
4
Calm
(4 kph at 270).
40 km
Mid: scattered
BaseOrcadas
1062 km ENE
8m alt.
2 hours ago
0° C
light snow
Continuous light snow.
17
Light winds from the NW
(17 kph at 320).
3.0 km
Mid: overcast
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.