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 -10°C on Wed night, min -23°C on Fri morning). Winds decreasing (strong winds from the WSW on Thu afternoon, moderate 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 -5°C on Mon night, min -17°C on Sun night). Winds increasing (moderate winds from the W on Sat morning, severe 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
mod 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
mod. 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
25
WSW
35
WSW
45
WSW
35
WSW
45
WSW
35
SW
30
WSW
25
SW
20
WSW
25
WSW
30
W
40
SW
30
WSW
35
W
70
SW
30
SW
50
SW
50
W
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
2
5
22
10
5
6
2
2
2
1
6
13
1
6
5
19
 mm
max °C
-16
-13
-10
-10
-15
-20
-22
-21
-14
-11
-9
-8
-14
-11
-16
-15
-9
-5
min °C
-17
-16
-11
-12
-17
-21
-23
-21
-20
-12
-9
-16
-14
-12
-17
-15
-11
-7
 chill °C
-29
-28
-23
-24
-31
-34
-36
-33
-32
-21
-18
-30
-25
-27
-33
-26
-23
-17
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 -10°C on Wed night, min -23°C on Fri morning). Winds decreasing (strong winds from the WSW on Thu afternoon, moderate 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 -5°C on Mon night, min -17°C on Sun night). Winds increasing (moderate winds from the W on Sat morning, severe gales from the WSW by Sun afternoon).

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
-18°C
clear
Mist -.
24
Moderate winds from the N
(24 kph at 350).
2.0 km
Low: few
Mid: overcast
BaseMarambio
344 km E
200m alt.
47 minutes ago
-17°C
Mist
31
Fresh winds from the NNW
(31 kph at 330).
1.8 km
Mid: overcast
BaseEsperanza
360 km ENE
24m alt.
47 minutes ago
-11°C
moderate snow
Snow
7
Light winds from the NE
(7 kph at 50).
26 km
Mid: mostly cloudy
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
3 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
snow showers
Shower light snow.
13
Light winds from the SE
(13 kph at 130).
8.0 km
Low: broken
Mid: overcast
Dinamet
379 km NE
52m alt.
3 hours ago
-3°C
No report.
Wind obs. (22 kph from 300 degs) was rejected.
ASCATB304E63S
448 km ENE
15m alt.
3 hours ago
37
Fresh winds from the ESE
(37 kph at 119).
- km
ASCATB304E62S
458 km ENE
15m alt.
3 hours ago
37
Fresh winds from the ESE
(37 kph at 120).
- km
ASCATB305E63S
481 km ENE
15m alt.
3 hours ago
40
Strong winds from the SE
(40 kph at 131).
- km
ASCATB305E62S
491 km ENE
15m alt.
3 hours ago
38
Fresh winds from the SE
(38 kph at 128).
- 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.