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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 pm Sat 25 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A light covering of new snow mostly falling on Sun night. Temperatures will be well below freezing (max -10°C on Sun morning, min -16°C on Mon night). Winds decreasing (fresh winds from the SW on Sun afternoon, calm by Mon afternoon).

Days 5–7 Weather Summary

A light covering of new snow mostly falling on Wed morning. Temperatures will be well below freezing (max -10°C on Wed morning, min -16°C on Thu morning). Winds increasing (light winds from the SW on Tue afternoon, fresh winds from the SW by Wed morning).

Sat
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
snow showers
part cloud
cloud
light snow
light snow
snow showers
clear
part cloud
part cloud
part cloud
part cloud
light snow
light snow
snow showers
part cloud
part cloud
part cloud
snow shwrs
some clouds
cloudy
light snow
light snow
snow shwrs
clear
some clouds
some clouds
some clouds
some clouds
light snow
light snow
snow shwrs
some clouds
some clouds
some clouds
Cloud base (m)
300
300
300
300
400
250
300
300
300
300
300
300
300
350
350
km/h
25
SW
15
SW
25
SW
30
SW
15
W
15
SW
5
SE
5
WNW
10
WSW
15
SW
10
WSW
20
WSW
25
SW
25
SW
20
SW
10
SW
15
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
1
3
3
2
1
2
2
 mm
max °C
-11
-12
-10
-11
-10
-10
-14
-14
-15
-13
-13
-10
-11
-13
-14
-14
-12
min °C
-11
-13
-12
-12
-12
-12
-15
-16
-15
-14
-14
-12
-12
-15
-16
-15
-14
 chill °C
-20
-21
-21
-20
-21
-17
-15
-20
-22
-21
-20
-20
-22
-23
-25
-22
-21
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-17-15-16-18-17-18-18-18-18-16-15-18-18-19-16-14-12-15-14-14-15-15-14-15-16-16-14-14-15-16-18-15-14-12-11-13-11-12-11-11-15-15-15-14-14-11-12-14-15-15-13-8-12-8-8-8-8-14-14-14-13-13-8-8-11-15-16-14
Sunrise
10:22
10:18
10:15
10:12
10:08
Sunset
4:17
4:21
4:23
4:27
4:30
4:32

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Mount William (Antarctica) Weather (Days 0-3):

The weather forecast for Mount William (Antarctica) is: A light covering of new snow mostly falling on Sun night. Temperatures will be well below freezing (max -10°C on Sun morning, min -16°C on Mon night). Winds decreasing (fresh winds from the SW on Sun afternoon, calm by Mon afternoon).

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

A light covering of new snow mostly falling on Wed morning. Temperatures will be well below freezing (max -10°C on Wed morning, min -16°C on Thu morning). Winds increasing (light winds from the SW on Tue afternoon, fresh winds from the SW by Wed morning).

This table gives the weather forecast for Mount William (Antarctica) at the specific elevation of 500 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
-11° C
moderate snow
Blowing moderate snow.
54
Near gales from the SW
(54 kph at 230).
0.0 km
Low: no significant cloud
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
-4° C
partially cloudy
Dry and partly cloudy.
46
Strong winds from the SW
(46 kph at 230).
10.0 km
Low: scattered
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
2° C
No report.
7
Light winds from the W
(7 kph at 260).
10.0 km
Ushuaia Naval Base Airport
1143 km NW
204m alt.
2 hours ago
1° C
partially cloudy
Dry and partly cloudy.
Wind obs. (6 kph from 290 degs) was rejected.
10.0 km
Low: scattered
Mid: broken
Rio Grande Airport
1247 km NW
102m alt.
2 hours ago
clear
Dry and partly cloudy.
15
Light winds from the SSE
(15 kph at 160).
0.0 km
Low: broken
Mid: overcast
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
-6° C
No report.
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.