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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 8 pm Wed 08 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Fri night. Temperatures will be well below freezing (max -7°C on Fri afternoon, min -15°C on Sat afternoon). Winds increasing (light winds from the SSE on Wed night, gales from the W by Sat morning).

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Mon afternoon. Temperatures will be well below freezing (max -8°C on Mon afternoon, min -17°C on Sun afternoon). Winds decreasing (near gales from the NNW on Mon afternoon, light winds from the WSW by Tue morning).

Thursday
9
Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
mod snow
light snow
snow showers
heavy snow
part cloud
mod snow
heavy snow
light snow
light snow
snow showers
light snow
mod snow
part cloud
light snow
heavy snow
mod snow
light snow
light snow
light snow
mod. snow
light snow
snow shwrs
heavy snow
some clouds
mod. snow
heavy snow
light snow
light snow
snow shwrs
light snow
mod. snow
some clouds
light snow
heavy snow
mod. snow
light snow
light snow
light snow
km/h
15
NNW
25
SW
15
W
35
W
20
WSW
35
NW
60
WNW
55
W
65
WSW
30
WSW
30
WNW
30
SW
20
SW
45
NW
55
NNW
55
W
55
W
30
WNW
15
NNW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
7
1
2
12
7
23
5
5
4
3
9
4
25
10
3
5
1
 mm
max °C
-9
-11
-11
-11
-11
-7
-7
-14
-14
-14
-12
-15
-12
-9
-8
-16
-15
-16
-15
min °C
-11
-11
-11
-13
-14
-8
-12
-14
-15
-15
-13
-17
-17
-10
-11
-17
-15
-16
-16
 chill °C
-18
-20
-18
-24
-23
-17
-25
-28
-30
-26
-23
-28
-28
-21
-22
-32
-29
-28
-27
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
200
250
300
300
300
450
300
300
300
350
350
300
350
700
250
250
300
250
1050
Sea lvl1000m2000m3000m4000m5000m
-14-15-14-16-15-11-14-19-19-18-17-20-17-13-13-22-21-21-21-10-11-11-12-13-8-10-14-15-15-13-16-15-10-10-17-15-16-16-8-8-8-8-10-5-7-10-11-12-10-13-13-8-6-13-12-12-13-6-5-5-5-8-3-3-6-7-8-6-10-12-5-3-9-8-8-11
Sunrise
11:06
11:03
11:00
10:59
10:56
10:55
Sunset
3:33
3:36
3:38
3:41
3:44
3:45

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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 Fri night. Temperatures will be well below freezing (max -7°C on Fri afternoon, min -15°C on Sat afternoon). Winds increasing (light winds from the SSE on Wed night, gales from the W by Sat morning).

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

A heavy fall of snow, heaviest during Mon afternoon. Temperatures will be well below freezing (max -8°C on Mon afternoon, min -17°C on Sun afternoon). Winds decreasing (near gales from the NNW on Mon afternoon, light winds from the WSW by Tue morning).

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
-
15
Light winds from the NNE
(15 kph at 20).
0.0 km
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
-1° C
moderate snow
Moderate snow.
37
Fresh winds from the N
(37 kph at 0).
1.0 km
Low: overcast
Dinamet
379 km NE
52m alt.
3 hours ago
-3° C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
1119 km NW
14m alt.
3 hours ago
-1° C
No report.
Wind obs. (43 kph from 260 degs) was rejected.
Puerto Williams
1119 km NW
14m alt.
2 hours ago
-1° C
Dry and partly cloudy.
Wind obs. (6 kph from 180 degs) was rejected.
10.0 km
Low: no cloud
Ushuaia Naval Base Airport
1143 km NW
204m alt.
2 hours ago
clear
-
4
Calm
(4 kph at 1).
0.0 km
Rio Grande Airport
1247 km NW
102m alt.
2 hours ago
clear
Dry and partly cloudy.
22
Moderate winds from the NW
(22 kph at 320).
0.0 km
Low: few
Mid: scattered
Punta Arenas Unidad Aeropolicial
1359 km NW
61m alt.
3 hours ago
-4° C
No report.
Wind obs. (40 kph from 260 degs) was rejected.
Instituto de la Patagonia (Jorge Schytte)
1361 km NW
8m alt.
3 hours ago
-
Wind obs. (22 kph from 250 degs) was rejected.

* 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.