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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 pm Thu 25 Jun Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Sun morning. Temperatures will be below freezing (max -2°C on Thu night, min -8°C on Fri night). Winds increasing (light winds from the NNE on Thu afternoon, strong winds from the NNW by Sun morning).

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Mon morning. Temperatures will be below freezing (max -4°C on Wed morning, min -14°C on Mon night). Winds decreasing (severe gales from the WNW on Sun afternoon, light winds from the W by Tue night).

Thu
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
mod snow
mod snow
light snow
mod snow
mod snow
light snow
heavy snow
heavy snow
mod snow
heavy snow
heavy snow
light snow
light snow
part cloud
clear
snow showers
cloudy
mod. snow
mod. snow
light snow
mod. snow
mod. snow
light snow
heavy snow
heavy snow
mod. snow
heavy snow
heavy snow
light snow
light snow
some clouds
clear
snow shwrs
km/h
15
NNE
35
NNE
30
NW
25
NNW
25
WNW
30
N
25
NW
25
N
45
N
60
NW
65
W
50
WSW
50
SW
35
SW
15
SW
15
SW
10
W
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
6
7
3
10
9
3
13
12
8
18
11
3
2
1
 mm
max °C
-5
-2
-3
-5
-6
-5
-5
-3
-2
-5
-6
-10
-10
-11
-13
-12
-5
min °C
-7
-4
-5
-7
-8
-5
-6
-5
-5
-5
-9
-10
-11
-14
-14
-13
-11
 chill °C
-13
-13
-13
-14
-18
-13
-13
-12
-15
-16
-21
-22
-23
-22
-22
-21
-18
Freezing level m
0
0
0
0
0
0
0
0
150
0
0
0
0
0
0
0
0
Cloud base (m)
5200
200
200
200
250
250
250
250
100
150
200
250
250
250
350
350
350
Sea lvl1000m2000m3000m4000m5000m
-10-9-11-14-14-12-12-10-11-13-16-19-19-19-16-12-10-8-6-7-9-10-8-9-6-7-9-11-14-14-16-14-12-9-6-3-4-6-7-5-6-4-4-5-8-10-11-13-14-13-8-5-1-1-3-4-2-2-10-2-4-7-7-9-13-13-7
Sunrise
11:22
11:22
11:22
11:21
11:19
Sunset
3:10
3:11
3:11
3:12
3:15
3:15

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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 morning. Temperatures will be below freezing (max -2°C on Thu night, min -8°C on Fri night). Winds increasing (light winds from the NNE on Thu afternoon, strong winds from the NNW by Sun morning).

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

A heavy fall of snow, heaviest during Mon morning. Temperatures will be below freezing (max -4°C on Wed morning, min -14°C on Mon night). Winds decreasing (severe gales from the WNW on Sun afternoon, light winds from the W by Tue 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
-
31
Fresh winds from the NNW
(31 kph at 330).
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
-1° C
light rain
Drizzle
39
Strong winds from the NNE
(39 kph at 20).
0.0 km
Mid: overcast
Dinamet
379 km NE
52m alt.
1 hour ago
-3° C
No report.
Wind obs. (22 kph from 300 degs) was rejected.
1119 km NW
14m alt.
1 hour ago
-1° C
No report.
Wind obs. (43 kph from 260 degs) was rejected.
Ushuaia Naval Base Airport
1143 km NW
204m alt.
2 hours ago
8° C
partially cloudy
Dry and partly cloudy.
22
Moderate winds from the NNE
(22 kph at 30).
10.0 km
Low: scattered
Rio Grande Airport
1247 km NW
102m alt.
2 hours ago
6° C
clear
Moderate rain .
33
Fresh winds from the NNW
(33 kph at 340).
3.0 km
Low: few
Mid: scattered
Punta Arenas Unidad Aeropolicial
1359 km NW
61m alt.
1 hour 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.
1 hour ago
-
Wind obs. (22 kph from 250 degs) was rejected.
1374 km NW
215m alt.
2 hours ago
4° C
light rain
Light rain .
13
Light winds from the NNE
(13 kph at 30).
10.0 km
Low: few
Mid: overcast

* 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.