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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 8 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 -1°C on Tue afternoon, min -5°C on Thu afternoon). Winds decreasing (strong winds from the NE on Mon night, calm by Wed afternoon).

Days 5–7 Weather Summary

Mostly dry. Temperatures will be below freezing (max -5°C on Thu night, min -12°C on Sun afternoon). Wind will be generally light.

Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
mod snow
light snow
heavy snow
snow showers
cloud
clear
cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
light snow
mod. snow
light snow
heavy snow
snow shwrs
cloudy
clear
cloudy
cloudy
some clouds
some clouds
some clouds
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
some clouds
 km/h
35
NE
40
NE
25
N
35
N
15
N
5
E
10
E
15
ENE
20
E
15
E
10
ESE
5
E
0
NE
0
E
5
SSW
5
NNE
5
NW
5
N
5
N
2
6
4
14
1
max °C
-3
-2
-1
-1
-2
-3
-3
-4
-4
-5
-5
-5
-7
-7
-8
-9
-11
-11
-11
min °C
-4
-2
-1
-2
-3
-3
-3
-4
-5
-5
-5
-7
-8
-8
-9
-10
-11
-12
-12
-13
-10
-7
-9
-8
-5
-6
-10
-12
-12
-9
-7
-8
-8
-9
-10
-11
-15
-15
0
0
300
300
100
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
1300
250
250
250
300
350
5350
1850
1400
1550
2600
1800
1500
1450
350
350
350
400
Sea lvl1000m2000m3000m4000m5000m
-7-7-8-9-10-8-7-9-9-9-9-11-13-13-13-14-16-16-14-5-4-4-5-6-5-4-5-6-6-6-7-10-10-11-12-13-14-13-4-2-1-2-3-3-3-4-5-5-5-6-8-8-9-10-11-12-12-3-1221-1-3-3-3-5-5-5-6-6-7-9-9-9-10
Sunrise
8:51
8:53
8:56
9:00
9:03
9:06
Sunset
5:34
5:30
5:27
5:22
5:20
5:15

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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 -1°C on Tue afternoon, min -5°C on Thu afternoon). Winds decreasing (strong winds from the NE on Mon night, calm by Wed afternoon).

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

Mostly dry. Temperatures will be below freezing (max -5°C on Thu night, min -12°C on Sun 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
-15° C
moderate snow
Moderate snow.
31
Fresh winds from the S
(31 kph at 180).
0.3 km
Mid: overcast
CentroMet.Antártico Presidente Eduardo Frei
372 km NE
48m alt.
1 hour 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.
2 hours ago
clear
-
22
Moderate winds from the NNE
(22 kph at 30).
0.0 km
Dinamet
379 km NE
52m alt.
1 hour ago
-3° C
No report.
Wind obs. (22 kph from 300 degs) was rejected.
1119 km NW
14m alt.
1 hour ago
-1° C
No report.
Wind obs. (43 kph from 260 degs) was rejected.
Puerto Williams
1119 km NW
14m alt.
2 hours ago
10° C
No report.
Wind obs. (7 kph from 1 degs) was rejected.
10.0 km
Ushuaia Naval Base Airport
1143 km NW
204m alt.
2 hours ago
11° C
clear
-
19
Light winds from the N.(Wind varies from 320 to 040 degs)
(19 kph at 10).
10.0 km
Low: few
Rio Grande Airport
1247 km NW
102m alt.
2 hours ago
clear
Drizzle
17
Light winds from the NNW
(17 kph at 330).
0.0 km
Low: few
Punta Arenas Unidad Aeropolicial
1359 km NW
61m alt.
1 hour ago
-
Wind obs. (40 kph from 260 degs) was rejected.
Instituto de la Patagonia (Jorge Schytte)
1361 km NW
8m alt.
1 hour ago
-
Wind obs. (22 kph from 250 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.