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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 pm Sun 26 Apr 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 below freezing (max -5°C on Mon morning, min -11°C on Tue morning). Winds decreasing (fresh winds from the NNE on Mon afternoon, light winds from the NNW by Tue morning).

Days 5–7 Weather Summary

A light covering of new snow mostly falling on Wed night. Extremely cold (max -11°C on Wed afternoon, min -13°C on Thu night). Wind will be generally light.

Sun
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
1
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
light snow
cloud
light snow
mod snow
cloud
cloud
light snow
cloud
cloud
light snow
part cloud
cloud
light snow
part cloud
part cloud
part cloud
cloudy
light snow
cloudy
light snow
mod. snow
cloudy
cloudy
light snow
cloudy
cloudy
light snow
some clouds
cloudy
light snow
some clouds
some clouds
some clouds
 km/h
25
NNW
30
NNW
20
NNW
30
N
10
NW
5
NNW
10
N
15
N
15
N
15
NNE
10
N
5
WNW
10
WNW
10
WNW
10
WSW
15
WSW
20
SW
1
1
10
3
5
2
max °C
-7
-6
-5
-5
-8
-11
-11
-11
-11
-11
-12
-12
-12
-12
-13
-13
-12
min °C
-9
-6
-5
-6
-10
-11
-11
-11
-11
-11
-12
-12
-12
-13
-13
-13
-12
-18
-14
-12
-15
-16
-15
-17
-18
-18
-17
-17
-16
-17
-18
-18
-20
-20
0
0
400
600
50
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
350
350
250
250
250
250
250
250
300
300
300
300
400
300
300
300
300
Sea lvl1000m2000m3000m4000m5000m
-8-6-5-6-9-11-11-11-11-11-12-12-12-13-13-13-12-6-4-3-2-6-7-7-7-7-8-9-10-9-9-9-10-10-4-200-3-5-5-5-5-6-7-8-7-7-7-7-9-2023-1-2-2-3-3-3-5-6-5-5-5-5-7
Sunrise
9:08
9:12
9:15
9:18
9:22
Sunset
5:15
5:13
5:09
5:06
5:02
5:00

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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 below freezing (max -5°C on Mon morning, min -11°C on Tue morning). Winds decreasing (fresh winds from the NNE on Mon afternoon, light winds from the NNW by Tue morning).

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

A light covering of new snow mostly falling on Wed night. Extremely cold (max -11°C on Wed afternoon, min -13°C on Thu night). Wind will be generally light.

This table gives the weather forecast for Mount William (Antarctica) at the specific elevation of 1600 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
Captain Arturo Prat Base
323 km NE
111m alt.
3 hours ago
-1° C
Mist
19
Light winds from the WNW
(19 kph at 290).
26 km
Mid: overcast
BaseBernardoO higgins
326 km ENE
10m alt.
3 hours ago
-6° C
partially cloudy
Clouds dissolving.
Wind obs. (11 kph from 130 degs) was rejected.
35 km
Mid: overcast
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
-
30
Fresh winds from the NNE
(30 kph at 20).
0.0 km
BaseMarambio
344 km E
200m alt.
3 hours ago
-9° C
-
35
Fresh winds from the NNE
(35 kph at 20).
35 km
Mid: mostly cloudy
BaseEsperanza
360 km ENE
24m alt.
3 hours ago
-2° C
-
13
Light winds from the NW
(13 kph at 320).
30 km
Mid: mostly cloudy
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.
2 hours ago
-1° C
snow showers
Shower light snow.
22
Moderate winds from the NW
(22 kph at 310).
2.0 km
Mid: overcast
BaseCarlini
378 km NE
11m alt.
3 hours ago
0° C
-
35
Fresh winds from the W
(35 kph at 270).
30 km
Mid: mostly cloudy
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.
3 hours ago
-
4
Calm
(4 kph at 270).
40 km
Mid: overcast

* 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.