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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 pm Fri 07 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Sun night. Temperatures will be well below freezing (max -6°C on Sun night, min -18°C on Fri night). Winds increasing (moderate winds from the SSW on Sat morning, gales from the SW by Mon morning).

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Mon afternoon. Temperatures will be well below freezing (max -6°C on Wed morning, min -11°C on Tue afternoon). Winds decreasing (near gales from the SW on Mon afternoon, light winds from the SW by Wed afternoon).

Fri
7
Saturday
8
Sunday
9
Monday
10
Tuesday
11
Wednesday
12
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
snow showers
snow showers
clear
part cloud
light snow
light snow
heavy snow
heavy snow
heavy snow
heavy snow
mod snow
light snow
snow showers
part cloud
cloud
cloud
clear
snow shwrs
snow shwrs
clear
some clouds
light snow
light snow
heavy snow
heavy snow
heavy snow
heavy snow
mod. snow
light snow
snow shwrs
some clouds
cloudy
cloudy
Cloud base (m)
300
350
300
300
350
450
300
300
250
300
300
300
350
350
350
5300
km/h
30
SW
35
SW
25
SW
20
SW
35
SSW
30
SW
40
SW
35
WSW
45
SW
55
SW
35
WSW
35
SW
35
SW
20
SW
20
SW
20
SW
25
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
2
1
2
2
14
14
11
15
6
5
2
 mm
max °C
-12
-14
-14
-14
-10
-8
-7
-6
-7
-7
-7
-8
-10
-7
-6
-6
-6
min °C
-13
-18
-17
-15
-13
-10
-7
-7
-7
-7
-8
-9
-11
-11
-7
-6
-7
 chill °C
-24
-31
-28
-26
-24
-20
-16
-16
-17
-18
-17
-19
-21
-20
-14
-13
-15
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-15-18-18-16-13-11-9-9-10-11-11-12-14-11-7-7-8-13-16-16-15-12-9-7-7-7-7-8-9-11-9-7-6-7-13-14-15-14-13-8-5-4-4-4-4-5-7-8-8-6-7-12-12-13-13-14-7-3-1-1-1-1-2-3-7-8-7-7
Sunrise
9:41
9:37
9:33
9:30
9:26
Sunset
4:57
5:00
5:02
5:06
5:08
5:12

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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 Sun night. Temperatures will be well below freezing (max -6°C on Sun night, min -18°C on Fri night). Winds increasing (moderate winds from the SSW on Sat morning, gales from the SW by Mon morning).

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

A heavy fall of snow, heaviest during Mon afternoon. Temperatures will be well below freezing (max -6°C on Wed morning, min -11°C on Tue afternoon). Winds decreasing (near gales from the SW on Mon afternoon, light winds from the SW by Wed 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
clear
-
Wind obs. (24 kph from 210 degs) was rejected.
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
-3° C
partially cloudy
Dry and partly cloudy.
22
Moderate winds from the WSW
(22 kph at 250).
10.0 km
Low: scattered
Mid: broken
High: broken
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
2° C
No report.
Wind obs. (6 kph from 220 degs) was rejected.
10.0 km
Ushuaia Naval Base Airport
1143 km NW
204m alt.
2 hours ago
3° C
partially cloudy
Dry and partly cloudy.
6
Light winds from the ESE
(6 kph at 120).
10.0 km
Low: few
Mid: broken
Rio Grande Airport
1247 km NW
102m alt.
2 hours ago
2° C
clear
Dry and cloudy.
17
Light winds from the SE
(17 kph at 140).
10.0 km
Low: few
Mid: overcast
High: 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.