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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 2 pm Sun 13 Sep 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 -3°C on Mon morning, min -18°C on Wed morning). Winds increasing (light winds from the SSW on Sun afternoon, gales from the WSW by Tue night).

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Thu night. Temperatures will be well below freezing (max -9°C on Thu night, min -19°C on Wed night). Winds decreasing (strong winds from the SW on Thu morning, light winds from the WSW by Fri night).

Sun
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
part cloud
mod snow
light snow
mod snow
heavy snow
light snow
snow showers
light snow
part cloud
cloud
heavy snow
mod snow
mod snow
mod snow
clear
clear
clear
some clouds
mod. snow
light snow
mod. snow
heavy snow
light snow
snow shwrs
light snow
some clouds
cloudy
heavy snow
mod. snow
mod. snow
mod. snow
Cloud base (m)
350
300
300
300
250
250
250
250
250
300
300
300
300
250
250
250
km/h
10
SSW
15
WSW
25
SSW
25
SW
50
WSW
50
SW
45
WSW
70
WSW
30
WSW
30
SW
30
SW
35
SW
35
SW
30
W
25
W
20
WNW
5
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
9
5
7
17
2
2
4
14
8
7
9
 mm
max °C
-12
-11
-3
-4
-8
-9
-10
-11
-17
-18
-17
-15
-11
-9
-9
-9
-9
min °C
-12
-12
-8
-8
-10
-10
-10
-16
-18
-18
-19
-16
-12
-10
-10
-9
-14
 chill °C
-17
-20
-16
-19
-22
-21
-21
-28
-30
-30
-31
-28
-23
-19
-19
-16
-23
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-15-12-6-6-11-12-14-17-19-20-18-16-13-12-12-13-15-12-12-6-6-9-10-10-14-18-18-18-16-12-10-10-9-12-11-12-9-8-7-6-7-10-14-14-15-13-10-7-6-5-8-9-13-11-9-4-2-3-6-10-11-12-10-7-3-3-2-5
Sunrise
7:30
7:26
7:22
7:20
7:16
Sunset
6:47
6:51
6:53
6:55
6:59
7:01

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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 -3°C on Mon morning, min -18°C on Wed morning). Winds increasing (light winds from the SSW on Sun afternoon, gales from the WSW by Tue night).

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

A heavy fall of snow, heaviest during Thu night. Temperatures will be well below freezing (max -9°C on Thu night, min -19°C on Wed night). Winds decreasing (strong winds from the SW on Thu morning, light winds from the WSW by Fri night).

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
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
-
31
Fresh winds from the SSW
(31 kph at 200).
0.0 km
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.
3 hours ago
-10°C
partially cloudy
Dry and partly cloudy.
57
Near gales from the E
(57 kph at 100).
10.0 km
Low: few
Mid: scattered
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.
2 hours ago
-1°C
No report.
Wind obs. (43 kph from 260 degs) was rejected.
Puerto Williams
1119 km NW
14m alt.
3 hours ago
4°C
Light rain .
24
Moderate winds from the ENE
(24 kph at 60).
10.0 km
Low: few
Mid: scattered
High: overcast
UshuaiaAero
1137 km NW
57m alt.
3 hours ago
7°C
-
9
Light winds from the SE
(9 kph at 140).
50 km
Mid: mostly cloudy
Ushuaia Naval Base Airport
1143 km NW
204m alt.
3 hours ago
7°C
partially cloudy
Dry and partly cloudy.
17
Light winds from the SSW
(17 kph at 200).
10.0 km
Low: broken
hy2c314E58S
1213 km ENE
15m alt.
3 hours ago
46
Strong winds from the E
(46 kph at 85).
- km
hy2c315E58S
1232 km ENE
15m alt.
3 hours ago
47
Strong winds from the E
(47 kph at 82).
- km

* 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.