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

Mount William (Antarctica) Weather Forecast

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

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Mon morning. Temperatures will be well below freezing (max -8°C on Sun night, min -16°C on Sun morning). Winds decreasing (strong winds from the WSW on Mon night, light winds from the SSE by Tue night).

Days 4–6 Weather Summary

A heavy fall of snow, heaviest during Wed night. Temperatures will be well below freezing (max -10°C on Thu morning, min -21°C on Thu night). Mainly strong winds.

Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
clear
snow showers
mod snow
mod snow
heavy snow
light snow
light snow
part cloud
light snow
light snow
mod snow
mod snow
mod snow
mod snow
light snow
light snow
snow showers
some clouds
clear
snow shwrs
mod. snow
mod. snow
heavy snow
light snow
light snow
some clouds
light snow
light snow
mod. snow
mod. snow
mod. snow
mod. snow
light snow
light snow
snow shwrs
Cloud base (m)
300
300
350
250
250
250
300
200
250
250
250
250
200
200
250
300
300
300
km/h
25
SW
30
SW
25
WSW
35
WNW
30
WNW
35
WSW
10
N
25
NNE
10
SSE
20
WSW
35
WSW
30
WSW
20
NW
40
WSW
35
WSW
30
SW
35
WSW
25
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
1
10
7
13
1
4
2
5
9
8
7
8
2
2
2
 mm
max °C
-15
-14
-8
-8
-11
-13
-10
-10
-11
-15
-13
-13
-10
-10
-16
-21
-21
-15
min °C
-16
-14
-12
-9
-12
-15
-13
-10
-14
-16
-17
-15
-11
-11
-21
-21
-21
-20
 chill °C
-27
-25
-24
-19
-24
-24
-20
-19
-23
-27
-29
-26
-20
-23
-34
-34
-35
-32
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-17-15-12-12-16-18-15-13-16-18-18-17-16-16-23-23-24-19-16-14-10-9-12-14-12-10-13-16-15-14-11-11-19-21-21-18-14-13-9-6-8-10-9-8-11-13-11-11-8-7-15-17-17-17-13-12-8-2-4-7-6-5-10-9-8-7-5-4-11-13-13-15
Sunrise
7:09
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 well below freezing (max -8°C on Sun night, min -16°C on Sun morning). Winds decreasing (strong winds from the WSW on Mon night, light winds from the SSE by Tue night).

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

A heavy fall of snow, heaviest during Wed night. Temperatures will be well below freezing (max -10°C on Thu morning, min -21°C on Thu night). Mainly strong winds.

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.
2 hours ago
-9°C
State of sky unchanged.
22
Moderate winds from the W
(22 kph at 270).
30 km
Mid: overcast
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
2 hours ago
-9°C
State of sky unchanged.
41
Strong winds from the WSW
(41 kph at 240).
30 km
Mid: mostly cloudy
Teniente R. Marsh Airport
372 km NE
45m alt.
2 hours ago
-9°C
partially cloudy
Dry and partly cloudy.
41
Strong winds from the WSW
(41 kph at 240).
10.0 km
Low: scattered
Mid: broken
BaseCarlini
378 km NE
11m alt.
2 hours ago
-9°C
-
44
Strong winds from the W
(44 kph at 270).
30 km
Mid: mostly cloudy
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.
2 hours ago
-23°C
-
Wind obs. (9 kph from 140 degs) was rejected.
40 km
Mid: scattered
BaseOrcadas
1062 km ENE
8m alt.
2 hours ago
-16°C
-
Wind obs. (15 kph from 140 degs) was rejected.
40 km
Mid: mostly cloudy
1119 km NW
14m alt.
2 hours ago
-1°C
No report.
43
Strong winds from the W
(43 kph at 260).
Guardiamarina Airport
1119 km NW
27m alt.
2 hours ago
1°C
clear
-
26
Moderate winds from the W
(26 kph at 260).
10.0 km
UshuaiaAero
1137 km NW
57m alt.
3 hours ago
1°C
light snow
Continuous light snow.
28
Moderate winds from the S
(28 kph at 180).
29 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.