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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 8 pm Sat 19 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max -5°C on Mon morning, min -17°C on Sat night). Winds decreasing (fresh winds from the WSW on Mon night, calm by Tue morning).

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Thu afternoon. Temperatures will be well below freezing (max -7°C on Thu morning, min -17°C on Fri morning). Winds increasing (light winds from the SE on Tue night, near gales from the WSW by Wed afternoon).

Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
snow showers
part cloud
part cloud
snow showers
mod snow
light snow
heavy snow
light snow
cloud
part cloud
light snow
mod snow
light snow
light snow
mod snow
light snow
snow shwrs
some clouds
some clouds
snow shwrs
mod. snow
light snow
heavy snow
light snow
cloudy
some clouds
light snow
mod. snow
light snow
light snow
mod. snow
light snow
Cloud base (m)
300
300
300
350
250
250
250
250
500
500
250
200
250
200
200
250
km/h
15
SW
20
SW
20
SW
10
WSW
20
WNW
20
W
30
WSW
10
W
10
NE
10
SW
20
WSW
25
WSW
25
WSW
10
WNW
55
WSW
25
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
3
1
7
5
16
1
3
6
4
1
7
5
 mm
max °C
-16
-14
-13
-6
-5
-7
-8
-9
-7
-9
-12
-8
-10
-7
-8
-14
min °C
-17
-15
-13
-13
-5
-7
-11
-12
-8
-13
-13
-12
-12
-9
-11
-16
 chill °C
-26
-24
-21
-22
-12
-14
-18
-17
-12
-20
-22
-22
-21
-14
-22
-25
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-21-17-15-13-12-16-17-17-14-15-18-17-18-16-18-22-19-16-14-11-9-11-14-14-10-13-16-14-15-12-13-19-17-15-13-10-5-7-10-11-8-11-13-10-11-8-10-15-14-13-12-8-2-4-6-8-5-10-9-6-8-5-6-11
Sunrise
7:09
7:05
7:01
6:58
6:54
Sunset
7:07
7:10
7:14
7:16
7:20

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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 night. Temperatures will be below freezing (max -5°C on Mon morning, min -17°C on Sat night). Winds decreasing (fresh winds from the WSW on Mon night, calm by Tue morning).

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

A heavy fall of snow, heaviest during Thu afternoon. Temperatures will be well below freezing (max -7°C on Thu morning, min -17°C on Fri morning). Winds increasing (light winds from the SE on Tue night, near gales from the WSW by Wed 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
ASCATB295E65S
79 km WSW
15m alt.
3 hours ago
49
Strong winds from the SW
(49 kph at 226).
- km
ASCATB294E65S
113 km SW
15m alt.
3 hours ago
41
Strong winds from the SSW
(41 kph at 212).
- km
ASCATC296E64S
133 km N
15m alt.
3 hours ago
51
Near gales from the WSW
(51 kph at 239).
- km
ASCATB296E64S
133 km N
15m alt.
3 hours ago
52
Near gales from the WSW
(52 kph at 238).
- km
ASCATC297E64S
140 km N
15m alt.
3 hours ago
50
Strong winds from the WSW
(50 kph at 241).
- km
ASCATB297E64S
140 km N
15m alt.
3 hours ago
53
Near gales from the WSW
(53 kph at 240).
- km
ASCATC298E64S
165 km NNE
15m alt.
3 hours ago
55
Near gales from the WSW
(55 kph at 244).
- km
ASCATC299E64S
184 km NE
15m alt.
3 hours ago
49
Strong winds from the WSW
(49 kph at 245).
- km
ASCATB296E63S
196 km N
15m alt.
3 hours ago
53
Near gales from the WSW
(53 kph at 237).
- km
ASCATB299E63S
208 km NE
15m alt.
3 hours ago
49
Strong winds from the WSW
(49 kph at 248).
- 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.