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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 8 pm Mon 13 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Mon night. Extremely cold (max -13°C on Mon night, min -23°C on Tue night). Winds decreasing (gales from the WSW on Tue morning, calm by Wed night).

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Fri night. Temperatures will be well below freezing (max -7°C on Sat morning, min -20°C on Thu night). Winds increasing (light winds from the SW on Thu night, gales from the WNW by Sat morning).

Tuesday
14
Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
heavy snow
light snow
light snow
mod snow
clear
clear
part cloud
light snow
snow showers
part cloud
part cloud
cloud
heavy snow
heavy snow
heavy snow
mod snow
light snow
light snow
part cloud
heavy snow
light snow
light snow
mod. snow
clear
clear
some clouds
light snow
snow shwrs
some clouds
some clouds
cloudy
heavy snow
heavy snow
heavy snow
mod. snow
light snow
light snow
some clouds
km/h
65
WSW
75
WSW
55
WSW
45
E
20
S
15
SW
15
SSW
10
ESE
5
SSE
30
SW
30
WSW
30
WSW
45
WNW
45
WNW
30
W
30
W
30
SW
25
SW
35
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
13
5
3
8
2
2
27
15
13
8
3
2
 mm
max °C
-13
-19
-18
-17
-21
-21
-18
-18
-18
-19
-16
-11
-8
-7
-9
-13
-17
-19
-16
min °C
-19
-19
-18
-23
-22
-21
-20
-19
-18
-20
-18
-15
-9
-8
-12
-16
-18
-19
-18
 chill °C
-36
-36
-33
-37
-33
-30
-30
-26
-23
-32
-30
-26
-19
-20
-21
-26
-28
-30
-30
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
250
250
250
250
2800
5100
1350
300
300
400
400
300
300
300
300
300
300
350
Sea lvl1000m2000m3000m4000m5000m
-20-24-23-22-25-25-23-22-21-22-19-16-13-12-15-19-21-20-18-16-19-18-20-22-21-19-19-18-20-17-13-9-8-11-15-18-19-17-12-15-14-18-21-20-18-16-16-19-15-11-6-4-7-11-14-16-16-8-12-11-15-21-19-16-14-14-17-14-10-3-1-4-8-10-12-14
Sunrise
10:55
10:52
10:49
10:47
10:44
10:41
Sunset
3:45
3:48
3:52
3:53
3:56
4:00

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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. Extremely cold (max -13°C on Mon night, min -23°C on Tue night). Winds decreasing (gales from the WSW on Tue morning, calm by Wed night).

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

A heavy fall of snow, heaviest during Fri night. Temperatures will be well below freezing (max -7°C on Sat morning, min -20°C on Thu night). Winds increasing (light winds from the SW on Thu night, gales from the WNW by Sat morning).

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
-1° C
moderate snow
Low drifting moderate snow.
119
Extremely windy from the WNW
(119 kph at 300).
7.0 km
Low: no significant cloud
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
2 hours ago
-4° C
No report.
115
Extremely windy from the W
(115 kph at 270).
Teniente R. Marsh Airport
372 km NE
45m alt.
2 hours ago
-1° C
moderate snow
Low drifting moderate snow.
80
Severe gales from the WNW
(80 kph at 290).
2.0 km
Low: overcast
Dinamet
379 km NE
52m alt.
2 hours ago
-3° C
No report.
Wind obs. (22 kph from 300 degs) was rejected.
ASCATB315E62S
970 km ENE
15m alt.
2 hours ago
48
Strong winds from the WNW
(48 kph at 292).
- km
ASCATB314E62S
979 km ENE
15m alt.
2 hours ago
48
Strong winds from the WNW
(48 kph at 293).
- km
ASCATB314E61S
1000 km ENE
15m alt.
2 hours ago
46
Strong winds from the WNW
(46 kph at 293).
- km
ASCATB315E61S
1011 km ENE
15m alt.
2 hours ago
51
Near gales from the WNW
(51 kph at 294).
- km
ASCATB314E60S
1096 km ENE
15m alt.
2 hours ago
45
Strong winds from the W
(45 kph at 270).
- km
1119 km NW
14m alt.
2 hours ago
-1° C
No report.
Wind obs. (43 kph from 260 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.