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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 pm Sat 20 Jun Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max -2°C on Sat afternoon, min -10°C on Tue morning). Winds decreasing (strong winds from the W on Sat night, light winds from the WSW by Mon afternoon).

Days 5–7 Weather Summary

A moderate fall of snow, heaviest on Fri morning. Temperatures will be below freezing (max -3°C on Thu night, min -13°C on Tue night). Winds increasing (calm on Tue night, strong winds from the NNE by Thu night).

Sat
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
heavy snow
light snow
light snow
mod snow
light snow
snow showers
heavy snow
snow showers
clear
clear
clear
part cloud
cloud
light snow
cloud
light snow
cloudy
heavy snow
light snow
light snow
mod. snow
light snow
snow shwrs
heavy snow
snow shwrs
clear
clear
clear
some clouds
cloudy
light snow
cloudy
light snow
km/h
15
N
45
W
35
WNW
35
W
40
W
30
W
15
WSW
20
WNW
20
WSW
5
WSW
5
ENE
5
NNW
10
NNE
25
NE
15
NNE
10
N
40
NNE
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
12
3
3
10
4
1
13
3
1
5
 mm
max °C
-2
-5
-5
-8
-7
-6
-7
-6
-9
-12
-12
-12
-10
-8
-8
-8
-3
min °C
-3
-7
-7
-8
-8
-6
-7
-9
-10
-12
-13
-12
-11
-10
-8
-8
-6
 chill °C
-9
-17
-17
-17
-17
-14
-13
-18
-17
-15
-18
-15
-16
-18
-14
-14
-14
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
300
250
200
250
250
300
300
300
300
350
400
7850
300
1700
300
1400
Sea lvl1000m2000m3000m4000m5000m
-9-13-14-16-16-14-14-15-18-18-17-16-13-12-14-13-10-6-9-10-12-11-10-10-11-13-14-14-13-11-11-11-10-7-3-6-6-8-8-6-7-8-10-12-13-12-11-9-8-8-5-1-3-3-4-4-3-5-4-6-10-12-11-10-8-6-7-3
Sunrise
11:23
11:23
11:23
11:23
11:23
Sunset
3:07
3:07
3:07
3:08
3:08
3:10

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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 Mon night. Temperatures will be below freezing (max -2°C on Sat afternoon, min -10°C on Tue morning). Winds decreasing (strong winds from the W on Sat night, light winds from the WSW by Mon afternoon).

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

A moderate fall of snow, heaviest on Fri morning. Temperatures will be below freezing (max -3°C on Thu night, min -13°C on Tue night). Winds increasing (calm on Tue night, strong winds from the NNE by Thu 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
-
69
Gales from the NW
(69 kph at 320).
0.0 km
Teniente R. Marsh Airport
372 km NE
45m alt.
2 hours ago
0° C
clear
Mist -.
48
Strong winds from the NW
(48 kph at 320).
1.5 km
Low: overcast
Guardiamarina Airport
1119 km NW
27m alt.
1 hour ago
5° C
clear
-
13
Light winds from the W
(13 kph at 260).
10.0 km
Ushuaia Naval Base Airport
1143 km NW
204m alt.
2 hours ago
6° C
partially cloudy
Dry and partly cloudy.
19
Light winds from the WSW
(19 kph at 240).
10.0 km
Low: few
Mid: broken
hy2c280E57S
1191 km WNW
15m alt.
3 hours ago
39
Strong winds from the W
(39 kph at 278).
- km
hy2c279E58S
1232 km W
15m alt.
3 hours ago
40
Strong winds from the WNW
(40 kph at 288).
- km
Rio Grande Airport
1247 km NW
102m alt.
2 hours ago
clear
Dry and cloudy.
13
Light winds from the SW
(13 kph at 220).
0.0 km
Low: few
Mid: overcast
High: overcast
hy2c278E58S
1254 km W
15m alt.
3 hours ago
44
Strong winds from the WNW
(44 kph at 288).
- km
hy2c277E58S
1277 km W
15m alt.
3 hours ago
46
Strong winds from the WNW
(46 kph at 292).
- km
hy2c269E70S
1290 km SSW
15m alt.
3 hours ago
56
Near gales from the WNW
(56 kph at 290).
- 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.