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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 am Thu 27 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Temperatures will be below freezing (max -3°C on Thu morning, min -8°C on Thu night). Wind will be generally light.

Days 4–6 Weather Summary

A moderate fall of snow, heaviest on Mon night. Temperatures will be well below freezing (max -9°C on Sun morning, min -24°C on Tue afternoon). Winds increasing (light winds from the WNW on Sun night, strong winds from the WNW by Mon afternoon).

Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
1
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
light snow
light snow
light snow
mod snow
light snow
clear
part cloud
clear
clear
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
light snow
light snow
light snow
mod. snow
light snow
clear
some clouds
Cloud base (m)
350
350
500
300
300
300
350
1650
400
250
250
250
250
300
km/h
10
E
0
NNE
10
WNW
10
W
10
W
10
S
10
SW
10
WSW
15
WSW
15
WNW
20
W
10
WNW
15
WNW
20
WNW
20
WSW
20
SW
15
S
20
S
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
5
3
2
7
1
 mm
max °C
-3
-4
-6
-7
-7
-4
-3
-3
-4
-9
-9
-10
-11
-12
-16
-23
-24
-21
min °C
-4
-5
-8
-7
-7
-7
-4
-3
-8
-9
-9
-10
-12
-13
-22
-23
-24
-23
 chill °C
-8
-7
-14
-12
-11
-12
-8
-7
-14
-16
-16
-16
-19
-22
-34
-34
-34
-36
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-6-7-9-10-9-7-5-4-7-12-12-13-15-17-23-27-28-24-4-5-7-7-7-6-4-3-6-9-9-10-12-13-19-23-24-22-3-3-6-7-7-7-6-5-7-9-9-9-9-9-16-20-22-22-2-2-4-5-6-9-7-7-8-8-8-7-6-6-12-17-19-21
Sunrise
8:34
8:32
8:27
8:23
8:21
8:17
Sunset
5:58
6:00
6:04
6:06
6:08
6:12

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

The weather forecast for Mount William (Antarctica) is: Mostly dry. Temperatures will be below freezing (max -3°C on Thu morning, min -8°C on Thu night). Wind will be generally light.

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

A moderate fall of snow, heaviest on Mon night. Temperatures will be well below freezing (max -9°C on Sun morning, min -24°C on Tue afternoon). Winds increasing (light winds from the WNW on Sun night, strong winds from the WNW by Mon afternoon).

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
-9°C
light snow
Light snow.
Wind obs. (22 kph from 120 degs) was rejected.
0.5 km
Mid: overcast
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
45 minutes ago
-4°C
No report.
Wind obs. (115 kph from 270 degs) was rejected.
Teniente R. Marsh Airport
372 km NE
45m alt.
1 hour ago
-1°C
moderate snow
Moderate snow.
24
Moderate winds from the SE
(24 kph at 130).
1.2 km
Low: few
Mid: overcast
Dinamet
379 km NE
52m alt.
45 minutes ago
-3°C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
hy2b309E60S
836 km ENE
15m alt.
3 hours ago
19
Light winds from the ENE
(19 kph at 70).
- km
hy2b311E60S
927 km ENE
15m alt.
3 hours ago
22
Moderate winds from the ENE
(22 kph at 62).
- km
hy2b310E59S
935 km NE
15m alt.
3 hours ago
17
Light winds from the NE
(17 kph at 40).
- km
hy2b311E59S
984 km ENE
15m alt.
3 hours ago
18
Light winds from the NNE
(18 kph at 32).
- km
hy2b312E60S
995 km ENE
15m alt.
3 hours ago
17
Light winds from the NE
(17 kph at 35).
- km
hy2b312E59S
1033 km ENE
15m alt.
3 hours ago
20
Moderate winds from the NNE
(20 kph at 25).
- 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.