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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 am Wed 15 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Fri afternoon. Temperatures will be well below freezing (max -7°C on Fri night, min -23°C on Wed morning). Winds increasing (light winds from the NE on Thu afternoon, strong winds from the WNW by Fri afternoon).

Days 4–6 Weather Summary

A moderate fall of snow, heaviest on Sat morning. Temperatures will be well below freezing (max -7°C on Sat morning, min -20°C on Sun morning). Winds decreasing (strong winds from the NW on Sat morning, light winds from the WSW by Sun afternoon).

Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
clear
cloud
light snow
snow showers
part cloud
light snow
heavy snow
heavy snow
heavy snow
light snow
snow showers
part cloud
clear
part cloud
part cloud
part cloud
part cloud
some clouds
clear
cloudy
light snow
snow shwrs
some clouds
light snow
heavy snow
heavy snow
heavy snow
light snow
snow shwrs
some clouds
clear
some clouds
some clouds
some clouds
some clouds
km/h
15
SSW
20
SW
10
NNW
35
NNE
10
NE
30
SW
30
WNW
50
WNW
30
WNW
50
NW
15
W
20
SW
10
SW
10
WSW
25
SW
25
SW
30
SW
15
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
1
3
3
17
29
13
1
2
 mm
max °C
-22
-21
-16
-16
-16
-17
-10
-8
-7
-7
-13
-15
-20
-19
-17
-16
-17
-17
min °C
-23
-23
-20
-17
-17
-19
-14
-8
-8
-10
-14
-19
-20
-19
-18
-17
-17
-18
 chill °C
-35
-35
-28
-28
-23
-31
-25
-19
-16
-20
-22
-30
-28
-26
-28
-28
-29
-30
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2950
1100
400
1400
350
300
350
250
250
250
300
350
300
350
350
350
300
300
Sea lvl1000m2000m3000m4000m5000m
-26-26-22-20-21-20-15-12-12-13-18-21-22-20-18-17-18-20-23-22-18-17-17-18-12-8-8-9-14-17-20-19-18-17-17-18-22-21-16-15-15-16-10-5-5-5-11-15-18-18-17-15-15-17-21-20-15-13-13-13-7-2-2-2-8-13-16-16-16-14-14-16
Sunrise
10:52
10:49
10:47
10:44
10:41
10:38
Sunset
3:48
3:52
3:53
3:56
4:00
4:02

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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 afternoon. Temperatures will be well below freezing (max -7°C on Fri night, min -23°C on Wed morning). Winds increasing (light winds from the NE on Thu afternoon, strong winds from the WNW by Fri afternoon).

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

A moderate fall of snow, heaviest on Sat morning. Temperatures will be well below freezing (max -7°C on Sat morning, min -20°C on Sun morning). Winds decreasing (strong winds from the NW on Sat morning, light winds 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
moderate snow
Blowing moderate snow.
65
Gales from the SSE
(65 kph at 160).
0.2 km
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
3 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
0° C
moderate snow
Blowing moderate snow.
72
Gales from the NNW
(72 kph at 330).
1.0 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.
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
-5° C
Dry and partly cloudy.
4
Calm
(4 kph at 1).
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.
19
Light winds from the NW
(19 kph at 310).
0.0 km
Low: few
Mid: overcast
ASCATC269E68S
1272 km SW
15m alt.
2 hours ago
53
Near gales from the SSW
(53 kph at 198).
- km
ASCATC269E67S
1273 km SW
15m alt.
2 hours ago
54
Near gales from the SSW
(54 kph at 200).
- 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.