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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 pm Tue 11 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A moderate fall of snow, heaviest on Tue afternoon. Temperatures will be below freezing (max -3°C on Wed night, min -7°C on Thu afternoon). Wind will be generally light.

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max -3°C on Fri night, min -6°C on Sat night). Winds increasing (light winds from the W on Sun morning, strong winds from the NNE by Sun night).

Tue
11
Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
snow showers
cloud
cloud
light snow
light snow
part cloud
light snow
light snow
part cloud
snow showers
light snow
light snow
light snow
part cloud
part cloud
heavy snow
light snow
snow shwrs
cloudy
cloudy
light snow
light snow
some clouds
light snow
light snow
some clouds
snow shwrs
light snow
light snow
light snow
some clouds
some clouds
heavy snow
Cloud base (m)
350
350
350
300
350
300
350
350
350
300
300
300
300
300
300
300
200
km/h
20
SW
20
SW
20
SW
10
WSW
10
N
20
SW
30
SW
20
SW
15
WSW
10
WSW
15
WSW
20
WSW
20
W
10
SW
10
W
10
WNW
40
NNE
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
4
2
2
1
3
3
2
4
2
1
11
 mm
max °C
-5
-6
-6
-4
-3
-5
-6
-5
-4
-4
-3
-3
-4
-5
-4
-4
-3
min °C
-6
-6
-6
-5
-4
-5
-7
-6
-4
-5
-5
-3
-5
-6
-5
-5
-4
 chill °C
-12
-12
-13
-9
-6
-11
-15
-14
-9
-10
-10
-9
-11
-11
-9
-11
-11
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-12-8-6-7-8-10-10-10-9-9-10-9-10-9-9-9-10-9-7-5-5-6-7-8-8-7-7-7-6-8-7-6-7-6-6-6-6-5-4-5-7-6-4-5-4-3-5-6-5-5-4-3-6-8-4-2-3-5-4-1-2-2-1-1-4-3-2-1
Sunrise
9:26
9:23
9:19
9:17
9:12
Sunset
5:08
5:12
5:15
5:19
5:22
5:24

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

The weather forecast for Mount William (Antarctica) is: A moderate fall of snow, heaviest on Tue afternoon. Temperatures will be below freezing (max -3°C on Wed night, min -7°C on Thu afternoon). Wind will be generally light.

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

A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max -3°C on Fri night, min -6°C on Sat night). Winds increasing (light winds from the W on Sun morning, strong winds from the NNE by Sun night).

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
clear
-
43
Strong winds from the S
(43 kph at 180).
0.0 km
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
1 hour 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
-9° C
moderate snow
Low drifting moderate snow.
50
Strong winds from the ESE
(50 kph at 120).
3.0 km
Low: scattered
Dinamet
379 km NE
52m alt.
1 hour ago
-3° C
No report.
Wind obs. (22 kph from 300 degs) was rejected.
Puerto Williams
1119 km NW
14m alt.
2 hours ago
7° C
No report.
26
Moderate winds from the W.(Wind varies from 240 to 300 degs)
(26 kph at 260).
10.0 km
Ushuaia Naval Base Airport
1143 km NW
204m alt.
2 hours ago
5° C
partially cloudy
Dry and partly cloudy.
41
Strong winds from the WSW
(41 kph at 240).
10.0 km
Low: few
Mid: scattered
Rio Grande Airport
1247 km NW
102m alt.
2 hours ago
clear
Dry and partly cloudy.
15
Light winds from the W
(15 kph at 260).
0.0 km
Low: few
Mid: broken
High: overcast
1338 km NW
42m alt.
2 hours ago
6° C
partially cloudy
Dry and partly cloudy.
20
Moderate winds from the SSW
(20 kph at 200).
10.0 km
Low: few
Mid: scattered
Punta Arenas Unidad Aeropolicial
1359 km NW
61m alt.
2 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.
2 hours ago
-
22
Moderate winds from the WSW
(22 kph at 250).

* 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.