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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 2 pm Wed 23 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–4 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 Wed night, moderate winds from the WSW by Fri night).

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Mon night. Temperatures will be well below freezing (max -6°C on Mon night, min -16°C on Sun night). Mainly gales.

Wed
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Monday
28
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
heavy snow
mod snow
mod snow
mod snow
light snow
light snow
light snow
light snow
mod snow
snow showers
part cloud
light snow
light snow
part cloud
cloud
heavy snow
light snow
heavy snow
mod. snow
mod. snow
mod. snow
light snow
light snow
light snow
light snow
mod. snow
snow shwrs
some clouds
light snow
light snow
some clouds
cloudy
heavy snow
Cloud base (m)
250
200
200
200
250
250
300
300
400
300
300
300
300
300
350
350
300
km/h
35
SW
45
WSW
35
WSW
45
SW
35
SW
30
WSW
25
SW
25
WSW
25
WSW
30
W
35
SW
30
WSW
30
WSW
50
SW
45
SW
40
WSW
55
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
5
17
9
6
8
2
2
2
1
8
13
1
5
22
 mm
max °C
-12
-10
-11
-14
-20
-22
-21
-14
-10
-9
-8
-13
-12
-12
-11
-8
-6
min °C
-16
-11
-11
-16
-22
-23
-22
-20
-12
-9
-14
-14
-13
-16
-13
-10
-6
 chill °C
-28
-23
-21
-29
-35
-36
-35
-32
-22
-18
-26
-24
-23
-28
-25
-21
-16
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-16-15-16-20-24-25-24-19-14-13-14-16-15-17-14-11-9-14-11-11-15-21-23-22-17-11-9-11-14-13-14-12-9-6-11-7-7-12-17-18-18-15-10-6-8-11-9-10-11-8-4-7-4-4-8-13-14-13-14-8-3-5-8-5-7-9-6-1
Sunrise
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 Wed night, 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 well below freezing (max -6°C on Mon night, min -16°C on Sun night). Mainly gales.

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.
3 hours ago
-9°C
partially cloudy
Dry and partly cloudy.
30
Fresh winds from the SSW
(30 kph at 200).
8.0 km
Low: no significant cloud
hy2c299E62S
341 km NNE
15m alt.
3 hours ago
65
Gales from the WSW
(65 kph at 242).
- km
hy2c302E63S
362 km NE
15m alt.
3 hours ago
60
Near gales from the WSW
(60 kph at 242).
- km
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
2 hours ago
-4°C
No report.
115
Extremely windy from the W
(115 kph at 270).
Teniente R. Marsh Airport
372 km NE
45m alt.
3 hours ago
clear
-
57
Near gales from the WSW
(57 kph at 240).
2.0 km
High: scattered
Dinamet
379 km NE
52m alt.
2 hours ago
-3°C
No report.
Wind obs. (22 kph from 300 degs) was rejected.
hy2c300E62S
388 km NNE
15m alt.
3 hours ago
63
Gales from the WSW
(63 kph at 240).
- km
hy2c303E63S
393 km NE
15m alt.
3 hours ago
59
Near gales from the WSW
(59 kph at 245).
- km
hy2c301E62S
428 km NE
15m alt.
3 hours ago
61
Near gales from the WSW
(61 kph at 240).
- km
hy2c300E61S
437 km NNE
15m alt.
3 hours ago
62
Gales from the WSW
(62 kph at 242).
- 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.