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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 8 pm Mon 14 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Tue night. Temperatures will be well below freezing (max -8°C on Mon night, min -18°C on Wed morning). Winds decreasing (severe gales from the WSW on Tue night, moderate winds from the SW by Wed afternoon).

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Thu night. Temperatures will be well below freezing (max -8°C on Sun afternoon, min -20°C on Sat night). Mainly fresh winds.

Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
mod snow
mod snow
mod snow
heavy snow
light snow
light snow
light snow
light snow
light snow
heavy snow
mod snow
light snow
light snow
light snow
light snow
light snow
mod. snow
mod. snow
mod. snow
heavy snow
light snow
light snow
light snow
light snow
light snow
heavy snow
mod. snow
light snow
light snow
light snow
light snow
light snow
Cloud base (m)
300
250
250
250
250
300
300
300
250
250
250
250
250
250
250
300
km/h
45
SW
45
WSW
50
WSW
55
SW
30
WSW
30
SW
35
SW
25
WSW
40
WSW
30
W
20
W
20
W
20
SW
30
SW
25
SW
20
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
9
6
6
12
2
2
4
2
4
15
6
3
3
1
2
1
 mm
max °C
-8
-9
-10
-11
-18
-18
-14
-13
-9
-9
-9
-10
-15
-17
-18
-17
min °C
-9
-9
-11
-17
-18
-18
-18
-13
-10
-9
-9
-13
-17
-18
-19
-20
 chill °C
-20
-20
-23
-29
-30
-30
-30
-23
-20
-18
-17
-22
-28
-30
-30
-30
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-10-12-14-17-20-19-17-14-11-12-13-15-19-20-21-20-9-9-11-14-18-18-16-13-10-9-9-12-16-18-19-19-6-6-7-10-14-14-13-10-6-6-6-8-13-14-15-16-3-2-4-7-10-10-9-7-3-3-3-5-9-10-11-14
Sunrise
7:26
7:22
7:20
7:16
7:11
Sunset
6:53
6:55
6:59
7:01
7:05

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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 Tue night. Temperatures will be well below freezing (max -8°C on Mon night, min -18°C on Wed morning). Winds decreasing (severe gales from the WSW on Tue night, moderate winds from the SW by Wed afternoon).

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

A heavy fall of snow, heaviest during Thu night. Temperatures will be well below freezing (max -8°C on Sun afternoon, min -20°C on Sat night). Mainly fresh 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
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
-
65
Gales from the NW
(65 kph at 320).
0.0 km
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
2 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
-4°C
cloudy
Dry and cloudy.
37
Fresh winds from the W
(37 kph at 270).
10.0 km
Low: overcast
Dinamet
379 km NE
52m alt.
2 hours ago
-3°C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
1119 km NW
14m alt.
2 hours ago
-1°C
No report.
43
Strong winds from the W
(43 kph at 260).
Puerto Williams
1119 km NW
14m alt.
2 hours ago
3°C
No report.
28
Moderate winds from the W
(28 kph at 260).
10.0 km
Ushuaia Naval Base Airport
1143 km NW
204m alt.
2 hours ago
2°C
partially cloudy
Dry and partly cloudy.
44
Strong winds from the WSW
(44 kph at 250).
10.0 km
Low: broken
ASCATB314E59S
1163 km ENE
15m alt.
2 hours ago
53
Near gales from the WNW
(53 kph at 292).
- km
ASCATB314E58S
1236 km ENE
15m alt.
2 hours ago
45
Strong winds from the W
(45 kph at 270).
- km
Rio Grande Airport
1247 km NW
102m alt.
2 hours ago
clear
Dry and partly cloudy.
17
Light winds from the W
(17 kph at 280).
0.0 km
Low: few
Mid: scattered

* 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.