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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 pm Mon 20 Apr Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -2°C on Wed night, min -6°C on Mon afternoon). Winds decreasing (gales from the NNW on Tue night, calm by Wed afternoon).

Days 5–7 Weather Summary

Mostly dry. Temperatures will be below freezing (max -5°C on Thu afternoon, min -14°C on Sun morning). Wind will be generally light.

Mon
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
light snow
light snow
mod snow
heavy snow
snow showers
cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
part cloud
clear
clear
part cloud
cloudy
light snow
light snow
mod. snow
heavy snow
snow shwrs
cloudy
some clouds
cloudy
cloudy
some clouds
cloudy
cloudy
some clouds
clear
clear
some clouds
 km/h
45
NE
50
NE
50
NNE
30
N
70
NNW
20
N
5
ESE
10
ENE
20
ENE
20
E
15
E
10
ENE
10
ENE
5
SE
5
S
5
SSW
10
SW
2
5
6
18
2
max °C
-5
-4
-3
-4
-4
-4
-4
-2
-4
-5
-5
-7
-8
-9
-10
-10
-11
min °C
-6
-6
-4
-4
-6
-5
-4
-4
-5
-7
-6
-8
-9
-10
-10
-11
-13
-16
-16
-13
-12
-14
-12
-4
-10
-12
-14
-13
-12
-12
-13
-13
-16
-20
0
0
0
300
250
150
50
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2250
1400
300
250
250
300
300
2250
1900
1650
1650
1300
300
4550
500
Sea lvl1000m2000m3000m4000m5000m
-8-7-7-8-9-9-8-7-8-10-9-11-12-13-12-12-14-6-5-4-4-5-5-4-3-5-6-6-8-9-10-10-11-12-4-4-2-1-2-2-3-3-4-5-5-7-7-9-10-10-10-2-3-1221-1-2-3-5-5-6-5-8-8-8-9
Sunrise
8:51
8:53
8:56
9:00
9:03
Sunset
5:37
5:34
5:30
5:27
5:22
5:20

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

The weather forecast for Mount William (Antarctica) is: A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -2°C on Wed night, min -6°C on Mon afternoon). Winds decreasing (gales from the NNW on Tue night, calm by Wed afternoon).

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

Mostly dry. Temperatures will be below freezing (max -5°C on Thu afternoon, min -14°C on Sun morning). Wind will be generally light.

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
Captain Arturo Prat Base
323 km NE
111m alt.
4 hours ago
0° C
Clouds developing.
22
Moderate winds from the E
(22 kph at 100).
30 km
Mid: scattered
BaseBernardoO higgins
326 km ENE
10m alt.
4 hours ago
-3° C
partially cloudy
Clouds dissolving.
19
Light winds from the SE
(19 kph at 140).
40 km
Mid: scattered
Marambio Airport (Seymour Island)
340 km E
232m alt.
3 hours ago
clear
Fog freezing -.
37
Fresh winds from the S
(37 kph at 180).
0.2 km
BaseMarambio
344 km E
200m alt.
4 hours ago
-13° C
Fog, depositing rime, sky not visible.
33
Fresh winds from the S
(33 kph at 180).
<100m
Mid: sky obscured
BaseEsperanza
360 km ENE
24m alt.
4 hours ago
-3° C
-
13
Light winds from the SW
(13 kph at 230).
30 km
Mid: few
CentroMet.Antártico Presidente Eduardo Frei
372 km NE
48m alt.
2 hours ago
-4° C
partially cloudy
No report.
Wind obs. (115 kph from 270 degs) was rejected.
30 km
Mid: few
Teniente R. Marsh Airport
372 km NE
45m alt.
3 hours ago
-1° C
clear
-
15
Light winds from the N
(15 kph at 10).
10.0 km
Low: few
BaseCarlini
378 km NE
11m alt.
4 hours ago
1° C
-
15
Light winds from the E
(15 kph at 90).
30 km
Mid: few
Dinamet
379 km NE
52m alt.
2 hours ago
-3° C
No report.
Wind obs. (22 kph from 300 degs) was rejected.
BaseSanMartin
403 km S
7m alt.
4 hours ago
-1° C
-
26
Moderate winds from the E
(26 kph at 90).
40 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.