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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 am Sun 16 Aug 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 below freezing (max -5°C on Sun morning, min -12°C on Tue night). Winds decreasing (fresh winds from the NE on Sun night, calm by Tue night).

Days 4–6 Weather Summary

A light covering of new snow mostly falling on Wed morning. Temperatures will be well below freezing (max -9°C on Fri night, min -13°C on Wed morning). Wind will be generally light.

Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
21
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
cloud
mod snow
cloud
part cloud
cloud
light snow
light snow
light snow
light snow
light snow
snow showers
part cloud
clear
part cloud
part cloud
part cloud
clear
light snow
cloudy
mod. snow
cloudy
some clouds
cloudy
light snow
light snow
light snow
light snow
light snow
snow shwrs
some clouds
clear
some clouds
some clouds
some clouds
clear
Cloud base (m)
300
300
250
300
400
1350
250
250
250
300
300
300
300
350
350
400
350
km/h
10
W
10
WSW
30
NE
15
ENE
20
NE
25
NE
20
NE
5
ESE
10
E
5
E
5
WSW
10
WNW
5
SSW
5
ESE
5
NNW
10
SW
15
S
5
E
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
2
6
2
3
2
2
2
1
 mm
max °C
-5
-6
-5
-6
-6
-7
-7
-9
-10
-13
-12
-12
-12
-12
-11
-11
-10
-9
min °C
-5
-6
-5
-6
-7
-7
-7
-10
-12
-13
-13
-13
-13
-13
-13
-12
-11
-10
 chill °C
-10
-10
-11
-12
-15
-14
-14
-15
-15
-16
-18
-18
-17
-13
-16
-18
-16
-14
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-11-10-10-10-10-9-11-13-15-17-18-18-17-16-15-16-12-11-8-8-8-8-8-8-9-11-13-15-16-16-15-14-14-13-10-10-5-6-5-6-7-7-7-10-11-13-13-13-13-13-12-12-11-10-2-4-3-5-6-7-6-8-10-11-10-10-10-12-12-10-11-9
Sunrise
9:12
9:10
9:07
9:03
9:00
8:56
Sunset
5:24
5:28
5:30
5:34
5:37
5:39

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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 below freezing (max -5°C on Sun morning, min -12°C on Tue night). Winds decreasing (fresh winds from the NE on Sun night, calm by Tue night).

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

A light covering of new snow mostly falling on Wed morning. Temperatures will be well below freezing (max -9°C on Fri night, min -13°C on Wed morning). 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
hy2c292E63S
293 km WNW
15m alt.
3 hours ago
37
Fresh winds from the WNW
(37 kph at 295).
- km
hy2c291E64S
314 km W
15m alt.
3 hours ago
37
Fresh winds from the W
(37 kph at 275).
- km
Captain Arturo Prat Base
323 km NE
111m alt.
3 hours ago
-1° C
Mist
13
Light winds from the W
(13 kph at 270).
27 km
Mid: overcast
hy2c291E63S
324 km W
15m alt.
3 hours ago
36
Fresh winds from the W
(36 kph at 278).
- km
BaseBernardoO higgins
326 km ENE
10m alt.
3 hours ago
-4° C
partially cloudy
Clouds dissolving.
33
Fresh winds from the WNW
(33 kph at 290).
30 km
Mid: overcast
hy2c292E62S
340 km WNW
15m alt.
3 hours ago
32
Fresh winds from the NW
(32 kph at 308).
- km
Marambio Airport (Seymour Island)
340 km E
232m alt.
3 hours ago
clear
-
Wind obs. (13 kph from 320 degs) was rejected.
0.0 km
hy2c290E64S
340 km W
15m alt.
3 hours ago
36
Fresh winds from the W
(36 kph at 270).
- km
BaseMarambio
344 km E
200m alt.
3 hours ago
-2° C
-
Wind obs. (13 kph from 320 degs) was rejected.
35 km
Mid: mostly cloudy
BaseEsperanza
360 km ENE
24m alt.
3 hours ago
4° C
-
Wind obs. (31 kph from 230 degs) was rejected.
30 km
Mid: mostly cloudy

* 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.