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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 8 am Wed 23 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Wed night. Temperatures will be well below freezing (max -7°C on Wed night, min -19°C on Fri morning). Winds decreasing (strong winds from the WSW on Thu afternoon, light winds from the WSW by Fri night).

Days 4–6 Weather Summary

A heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max -3°C on Mon night, min -13°C on Sat night). Winds increasing (light winds from the W on Sat morning, gales from the WSW by Sun afternoon).

Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Monday
28
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
light snow
heavy snow
mod snow
light snow
mod snow
light snow
light snow
light snow
light snow
light snow
heavy snow
light snow
mod snow
light snow
part cloud
cloud
heavy snow
light snow
light snow
heavy snow
mod. snow
light snow
mod. snow
light snow
light snow
light snow
light snow
light snow
heavy snow
light snow
mod. snow
light snow
some clouds
cloudy
heavy snow
Cloud base (m)
250
250
200
200
200
250
250
300
300
550
300
300
300
300
300
350
350
300
km/h
20
WSW
25
WSW
35
WSW
30
WSW
35
WSW
30
SW
25
WSW
25
SW
15
WSW
15
WSW
20
WNW
30
SW
25
WSW
25
W
55
SW
20
SW
30
SW
30
W
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
2
5
18
8
5
6
2
2
2
1
4
12
1
6
5
14
 mm
max °C
-12
-10
-7
-7
-11
-16
-18
-17
-14
-9
-6
-5
-10
-7
-12
-12
-8
-3
min °C
-13
-12
-7
-8
-13
-17
-19
-17
-17
-11
-6
-13
-11
-8
-13
-13
-10
-6
 chill °C
-23
-22
-16
-18
-25
-28
-30
-27
-26
-18
-13
-24
-20
-20
-26
-22
-19
-14
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-18-17-15-16-21-24-25-24-19-14-13-15-16-15-20-17-12-9-17-15-11-11-16-21-23-21-17-12-9-12-14-12-17-15-10-6-13-11-7-8-12-17-19-17-16-10-6-9-11-8-13-13-9-5-9-8-4-4-9-13-15-13-15-9-3-6-7-4-10-10-8-3
Sunrise
6:58
6:54
6:50
6:47
6:43
6:39
Sunset
7:16
7:20
7:22
7:25
7:29
7:31

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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 Wed night. Temperatures will be well below freezing (max -7°C on Wed night, min -19°C on Fri morning). Winds decreasing (strong winds from the WSW on Thu afternoon, light winds from the WSW by Fri night).

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

A heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max -3°C on Mon night, min -13°C on Sat night). Winds increasing (light winds from the W on Sat morning, gales from the WSW by Sun afternoon).

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.
1 hour ago
moderate snow
Low drifting moderate snow.
33
Fresh winds from the NW
(33 kph at 320).
2.0 km
Mid: few
High: scattered
BaseMarambio
344 km E
200m alt.
1 hour ago
-16°C
moderate snow
Slight to moderate drifting snow, below eye level.
33
Fresh winds from the NW
(33 kph at 320).
2.0 km
Mid: overcast
BaseEsperanza
360 km ENE
24m alt.
1 hour ago
-11°C
moderate snow
Snow
7
Light winds from the NE
(7 kph at 50).
26 km
Mid: mostly cloudy
Teniente R. Marsh Airport
372 km NE
45m alt.
2 hours ago
-6°C
cloudy
Dry and cloudy.
4
Calm
(4 kph at 1).
10.0 km
Low: scattered
Mid: overcast
BaseCarlini
378 km NE
11m alt.
1 hour ago
-5°C
moderate snow
Clouds dissolving.
24
Moderate winds from the WNW
(24 kph at 290).
30 km
Mid: mostly cloudy
Dinamet
379 km NE
52m alt.
1 hour ago
-3°C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
ASCATC289E62S
465 km W
15m alt.
2 hours ago
51
Near gales from the SW
(51 kph at 226).
- km
ASCATC291E61S
477 km WNW
15m alt.
2 hours ago
49
Strong winds from the SW
(49 kph at 222).
- km
ASCATC290E62S
477 km WNW
15m alt.
2 hours ago
54
Near gales from the SW
(54 kph at 218).
- km
ASCATB288E63S
491 km W
15m alt.
3 hours ago
48
Strong winds from the SW
(48 kph at 233).
- 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.