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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 am Sun 06 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Sun afternoon. Temperatures will be well below freezing (max -8°C on Sun morning, min -18°C on Sun night). Wind will be generally light.

Days 4–6 Weather Summary

A light covering of new snow mostly falling on Fri night. Temperatures will be well below freezing (max -6°C on Fri afternoon, min -17°C on Wed morning). Winds increasing (light winds from the SSW on Wed night, strong winds from the SW by Thu night).

Sunday
6
Monday
7
Tuesday
8
Wednesday
9
Thursday
10
Friday
11
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
mod snow
heavy snow
snow showers
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
light snow
mod snow
mod. snow
heavy snow
snow shwrs
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
some clouds
cloudy
light snow
mod. snow
Cloud base (m)
250
250
250
1800
2300
400
300
350
1250
450
350
600
300
300
km/h
20
W
25
WSW
15
SSW
5
SSE
5
NNE
15
NNE
20
NE
15
ENE
10
SW
15
SSW
15
SSE
15
SW
10
S
25
SW
40
SW
15
W
15
N
15
WNW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
8
13
2
1
7
 mm
max °C
-8
-11
-17
-16
-16
-17
-17
-15
-15
-16
-15
-10
-7
-8
-9
-7
-6
-7
min °C
-9
-15
-18
-17
-17
-17
-17
-16
-17
-17
-15
-14
-9
-9
-10
-8
-6
-8
 chill °C
-17
-24
-26
-21
-23
-25
-27
-24
-25
-25
-23
-21
-14
-19
-19
-14
-12
-14
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
50
0
Sea lvl1000m2000m3000m4000m5000m
-12-17-20-19-19-20-20-20-20-20-18-13-9-9-10-11-9-11-9-13-18-17-17-17-17-16-16-17-15-12-8-9-10-8-6-8-5-9-15-15-14-15-14-13-14-15-14-13-10-10-10-5-4-5-2-6-13-14-12-12-10-10-13-13-13-14-13-11-11-3-1-2
Sunrise
7:58
7:56
7:52
7:48
7:45
7:41
Sunset
6:27
6:30
6:32
6:36
6:38
6:42

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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 afternoon. Temperatures will be well below freezing (max -8°C on Sun morning, min -18°C on Sun night). Wind will be generally light.

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

A light covering of new snow mostly falling on Fri night. Temperatures will be well below freezing (max -6°C on Fri afternoon, min -17°C on Wed morning). Winds increasing (light winds from the SSW on Wed night, strong winds from the SW by Thu night).

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
hy2b296E64S
113 km N
15m alt.
3 hours ago
44
Strong winds from the WSW
(44 kph at 252).
- km
hy2b297E64S
138 km N
15m alt.
3 hours ago
44
Strong winds from the WSW
(44 kph at 252).
- km
hy2b299E62S
337 km NNE
15m alt.
3 hours ago
53
Near gales from the WSW
(53 kph at 252).
- km
Marambio Airport (Seymour Island)
340 km E
232m alt.
3 hours ago
clear
-
20
Moderate winds from the NE
(20 kph at 50).
0.0 km
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
2 hours ago
-4°C
No report.
Wind obs. (115 kph from 270 degs) was rejected.
Teniente R. Marsh Airport
372 km NE
45m alt.
3 hours ago
-1°C
cloudy
Dry and cloudy.
35
Fresh winds from the WSW
(35 kph at 240).
10.0 km
Low: overcast
Dinamet
379 km NE
52m alt.
1 hour ago
-3°C
No report.
Wind obs. (22 kph from 300 degs) was rejected.
hy2b293E62S
393 km NW
15m alt.
3 hours ago
45
Strong winds from the W
(45 kph at 262).
- km
hy2b295E61S
401 km NW
15m alt.
3 hours ago
50
Strong winds from the WSW
(50 kph at 258).
- km
hy2b300E62S
407 km NNE
15m alt.
3 hours ago
54
Near gales from the WSW
(54 kph at 252).
- 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.