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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 pm Sat 16 May Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Temperatures will be well below freezing (max -9°C on Sun night, min -16°C on Sat night). Wind will be generally light.

Days 5–7 Weather Summary

Moderate rain (total 11mm), heaviest on Wed night giving way to a moderate fall of snow, heaviest on Thu night. Freeze-thaw conditions (max 4°C on Wed afternoon, min -8°C on Tue afternoon). Wind will be generally light.

Sat
16
Sunday
17
Monday
18
Tuesday
19
Wednesday
20
Thursday
21
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
part cloud
cloud
cloud
clear
clear
clear
clear
part cloud
light snow
part cloud
light rain
mod rain
cloud
light rain
heavy snow
clear
clear
some clouds
cloudy
cloudy
clear
clear
clear
clear
some clouds
light snow
some clouds
light rain
mod. rain
cloudy
light rain
heavy snow
km/h
10
SSE
20
SW
25
SW
15
SW
10
ENE
10
SSE
10
SE
10
ESE
5
SSW
5
SW
5
WSW
20
SW
15
SW
20
WNW
10
W
10
N
20
NNW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
1
12
0.3
7
4
max °C
-14
-13
-12
-11
-9
-12
-12
-10
-9
-8
-1
1
4
4
3
4
2
min °C
-15
-16
-13
-12
-11
-12
-12
-13
-10
-8
-6
0
3
3
2
3
-2
-22
-24
-22
-20
-17
-17
-18
-20
-14
-11
-9
-5
0
0
-1
0
-5
0
0
0
0
0
0
0
0
0
0
0
0
1850
1750
1200
1500
600
Cloud base (m)
3450
300
250
1650
350
2350
1700
350
400
650
300
350
250
Sea lvl1000m2000m3000m4000m5000m
-18-17-16-15-15-16-16-14-10-7-4-111-1-1-5-16-16-15-14-12-13-13-12-9-7-413312-3-15-15-13-12-10-12-12-12-10-8-4144340-14-13-11-10-9-11-12-11-10-9-4155453
Sunrise
10:11
10:15
10:18
10:21
10:23
Sunset
4:10
4:07
4:06
4:02
4:00
3:56

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

The weather forecast for Mount William (Antarctica) is: Mostly dry. Temperatures will be well below freezing (max -9°C on Sun night, min -16°C on Sat night). Wind will be generally light.

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

Moderate rain (total 11mm), heaviest on Wed night giving way to a moderate fall of snow, heaviest on Thu night. Freeze-thaw conditions (max 4°C on Wed afternoon, min -8°C on Tue afternoon). Wind will be generally light.

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)
339 km E
232m alt.
2 hours ago
moderate snow
Blowing moderate snow.
67
Gales from the SSW
(67 kph at 200).
0.1 km
BaseMarambio
343 km E
200m alt.
2 hours ago
-17° C
heavy snow
Heavy drifting snow, above eye level.
78
Severe gales from the SSW
(78 kph at 200).
<100m
Mid: sky obscured
BaseEsperanza
359 km ENE
24m alt.
2 hours ago
-14° C
moderate snow
Slight to moderate drifting snow, above eye level.
65
Gales from the SW
(65 kph at 230).
0.3 km
Mid: mostly cloudy
CentroMet.Antártico Presidente Eduardo Frei
370 km NE
48m alt.
2 hours ago
-4° C
moderate snow
No report.
Wind obs. (115 kph from 270 degs) was rejected.
1.0 km
Mid: overcast
Teniente R. Marsh Airport
371 km NE
45m alt.
2 hours ago
-7° C
snow showers
Shower light snow.
41
Strong winds from the SE
(41 kph at 130).
10.0 km
Low: overcast
BaseCarlini
378 km NE
11m alt.
2 hours ago
-7° C
State of sky unchanged.
28
Moderate winds from the SSE
(28 kph at 160).
30 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.
BaseSanMartin
403 km S
7m alt.
2 hours ago
-
13
Light winds from the E
(13 kph at 90).
40 km
Mid: few
SHIP5514
585 km NW
3m alt.
2 hours ago
2° C
SHIP6463
585 km NW
3m alt.
2 hours ago
2° C

* 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.