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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 2 pm Sun 20 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Mon morning. Temperatures will be below freezing (max -5°C on Mon morning, min -13°C on Sun afternoon). Mainly fresh winds.

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Thu morning. Temperatures will be well below freezing (max -7°C on Thu morning, min -18°C on Fri night). Mainly strong winds.

Sun
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
light snow
mod snow
light snow
heavy snow
cloud
light snow
snow showers
part cloud
light snow
mod snow
snow showers
light snow
mod snow
light snow
light snow
light snow
some clouds
light snow
mod. snow
light snow
heavy snow
cloudy
light snow
snow shwrs
some clouds
light snow
mod. snow
snow shwrs
light snow
mod. snow
light snow
light snow
light snow
Cloud base (m)
300
300
250
250
250
250
300
250
250
300
250
150
250
250
250
300
300
km/h
20
SW
15
WSW
25
WNW
25
W
30
WSW
5
N
15
NE
10
ESE
10
WSW
25
WSW
20
WSW
10
WNW
45
WSW
25
SW
20
SW
20
SW
20
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
1
6
5
12
2
2
4
7
8
4
6
2
2
3
 mm
max °C
-13
-6
-5
-7
-9
-8
-7
-8
-12
-12
-9
-7
-9
-13
-17
-17
-15
min °C
-13
-12
-6
-8
-11
-10
-8
-12
-12
-12
-10
-8
-11
-17
-17
-17
-18
 chill °C
-21
-21
-14
-17
-20
-14
-14
-17
-18
-21
-19
-13
-21
-27
-26
-27
-28
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-15-12-13-16-18-15-13-15-17-19-16-16-19-22-24-23-20-15-10-9-11-14-12-10-12-15-16-13-11-14-19-21-21-19-13-9-6-8-10-9-8-10-12-12-10-8-10-15-17-17-17-12-8-2-4-7-6-5-8-9-9-7-5-7-11-13-13-14
Sunrise
7:05
7:01
6:58
6:54
6:50
Sunset
7:07
7:10
7:14
7:16
7:20
7:22

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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 Mon morning. Temperatures will be below freezing (max -5°C on Mon morning, min -13°C on Sun afternoon). Mainly fresh winds.

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

A heavy fall of snow, heaviest during Thu morning. Temperatures will be well below freezing (max -7°C on Thu morning, min -18°C on Fri night). Mainly strong winds.

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.
3 hours ago
clear
-
4
Calm
(4 kph at 200).
0.0 km
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
2 hours 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
-6°C
cloudy
Dry and cloudy.
39
Strong winds from the WSW
(39 kph at 250).
10.0 km
Low: overcast
Dinamet
379 km NE
52m alt.
2 hours ago
-3°C
No report.
Wind obs. (22 kph from 300 degs) was rejected.
Puerto Williams
1119 km NW
14m alt.
2 hours ago
1°C
Light snow.
24
Moderate winds from the W.(Wind varies from 200 to 290 degs)
(24 kph at 260).
10.0 km
Low: few
Mid: overcast
Ushuaia Naval Base Airport
1143 km NW
204m alt.
2 hours ago
2°C
light snow
Light snow.
28
Moderate winds from the WSW
(28 kph at 240).
10.0 km
Low: scattered
Mid: overcast
Rio Grande Airport
1247 km NW
102m alt.
2 hours ago
4°C
partially cloudy
Dry and cloudy.
24
Moderate winds from the S
(24 kph at 170).
10.0 km
Low: overcast
Mid: scattered
Punta Arenas Unidad Aeropolicial
1359 km NW
61m alt.
3 hours ago
-4°C
No report.
Wind obs. (40 kph from 260 degs) was rejected.
Instituto de la Patagonia (Jorge Schytte)
1361 km NW
8m alt.
3 hours ago
-6°C
No report.
Wind obs. (22 kph from 250 degs) was rejected.
1374 km NW
215m alt.
2 hours ago
5°C
clear
-
26
Moderate winds from the SSE
(26 kph at 160).
10.0 km
Low: few

* 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.