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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 8 am Tue 21 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A dusting of new snow. Temperatures will be well below freezing (max -9°C on Thu afternoon, min -14°C on Tue night). Winds increasing (light winds from the S on Wed morning, strong winds from the SW by Thu morning).

Days 4–6 Weather Summary

A heavy fall of snow, heaviest during Sun night. Temperatures will be well below freezing (max -7°C on Sun night, min -13°C on Fri night). Winds increasing (light winds from the WNW on Sun morning, strong winds from the NNW by Sun night).

Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
snow showers
light snow
snow showers
snow showers
snow showers
part cloud
part cloud
cloud
light snow
heavy snow
clear
clear
some clouds
clear
clear
some clouds
some clouds
some clouds
snow shwrs
light snow
snow shwrs
snow shwrs
snow shwrs
some clouds
some clouds
cloudy
light snow
heavy snow
Cloud base (m)
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
250
km/h
25
SSW
35
SW
25
SW
20
S
20
SSW
40
SW
45
SW
35
SW
45
SW
40
SW
30
SW
35
SW
40
SW
35
SW
35
SW
15
WNW
15
NW
40
NNW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
4
2
1
2
1
3
21
 mm
max °C
-11
-12
-11
-12
-10
-11
-10
-9
-11
-12
-11
-11
-13
-13
-10
-8
-8
-7
min °C
-11
-12
-14
-13
-12
-12
-11
-10
-12
-12
-11
-13
-13
-13
-12
-9
-8
-11
 chill °C
-20
-23
-24
-21
-21
-21
-23
-19
-24
-23
-21
-24
-24
-24
-23
-16
-15
-20
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-14-14-15-15-13-13-12-11-13-14-13-14-15-15-13-11-11-14-11-12-13-13-11-12-11-10-12-12-11-12-13-13-11-9-8-9-13-12-12-13-11-11-10-9-9-9-9-10-11-11-9-6-5-6-14-13-11-13-11-10-10-8-7-6-7-8-9-9-7-4-2-3
Sunrise
10:36
10:33
10:30
10:27
10:25
10:22
Sunset
4:06
4:08
4:12
4:15
4:17
4:21

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

The weather forecast for Mount William (Antarctica) is: A dusting of new snow. Temperatures will be well below freezing (max -9°C on Thu afternoon, min -14°C on Tue night). Winds increasing (light winds from the S on Wed morning, strong winds from the SW by Thu morning).

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

A heavy fall of snow, heaviest during Sun night. Temperatures will be well below freezing (max -7°C on Sun night, min -13°C on Fri night). Winds increasing (light winds from the WNW on Sun morning, strong winds from the NNW by Sun 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
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
-
13
Light winds from the S
(13 kph at 180).
0.0 km
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
3 hours 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
-4° C
partially cloudy
Dry and partly cloudy.
11
Light winds from the SE
(11 kph at 140).
10.0 km
Low: few
Mid: scattered
Dinamet
379 km NE
52m alt.
3 hours ago
-3° C
No report.
Wind obs. (22 kph from 300 degs) was rejected.
ASCATC285E64S
556 km WSW
15m alt.
3 hours ago
45
Strong winds from the SW
(45 kph at 217).
- km
ASCATC285E65S
558 km SW
15m alt.
3 hours ago
50
Strong winds from the SW
(50 kph at 224).
- km
ASCATC285E63S
585 km WSW
15m alt.
3 hours ago
47
Strong winds from the SSW
(47 kph at 211).
- km
ASCATC284E65S
596 km SW
15m alt.
3 hours ago
53
Near gales from the SW
(53 kph at 221).
- km
ASCATC284E66S
601 km SW
15m alt.
3 hours ago
56
Near gales from the SW
(56 kph at 216).
- km
ASCATC284E64S
605 km WSW
15m alt.
3 hours ago
44
Strong winds from the SW
(44 kph at 221).
- 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.