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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 am Tue 05 May Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Temperatures will be below freezing (max -5°C on Thu afternoon, min -11°C on Tue morning). Mainly fresh winds.

Days 4–6 Weather Summary

A heavy fall of snow, heaviest during Sat night. Temperatures will be below freezing (max -3°C on Sat morning, min -11°C on Sun night). Winds increasing (light winds from the WNW on Fri morning, gales from the NNE by Sat afternoon).

Tuesday
5
Wednesday
6
Thursday
7
Friday
8
Saturday
9
Sunday
10
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
snow showers
heavy snow
heavy snow
light snow
part cloud
clear
clear
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
clear
clear
some clouds
some clouds
some clouds
snow shwrs
heavy snow
heavy snow
light snow
some clouds
km/h
15
SW
20
SW
20
SW
20
WSW
15
WSW
25
SW
30
SSW
25
SSW
25
SSW
10
WSW
15
NNW
25
N
40
N
60
NNE
65
NNE
30
WSW
35
WSW
20
WSW
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1
25
11
4
max °C
-10
-11
-10
-8
-6
-6
-6
-5
-5
-4
-4
-4
-3
-4
-4
-9
-10
-8
min °C
-11
-11
-11
-9
-7
-7
-6
-5
-5
-5
-5
-5
-3
-5
-6
-9
-10
-11
-18
-20
-19
-17
-13
-15
-14
-12
-12
-10
-11
-11
-12
-16
-14
-18
-20
-20
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
350
350
350
350
350
350
400
400
400
400
4850
350
300
300
350
350
350
Sea lvl1000m2000m3000m4000m5000m
-11-11-12-11-10-10-8-7-6-5-6-6-6-6-8-13-14-13-11-11-11-9-7-7-6-5-5-5-5-5-3-5-5-9-10-10-11-10-9-6-4-5-6-4-5-5-5-4-2-3-3-6-7-7-10-9-8-4-2-4-5-3-5-5-4-4-1-10-2-3-5
Sunrise
9:34
9:37
9:41
9:44
9:47
9:49
Sunset
4:45
4:43
4:39
4:36
4:32
4:30

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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 -5°C on Thu afternoon, min -11°C on Tue morning). Mainly fresh winds.

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

A heavy fall of snow, heaviest during Sat night. Temperatures will be below freezing (max -3°C on Sat morning, min -11°C on Sun night). Winds increasing (light winds from the WNW on Fri morning, gales from the NNE by Sat 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
Captain Arturo Prat Base
322 km NE
111m alt.
1 hour ago
-5° C
State of sky unchanged.
9
Light winds from the SSE
(9 kph at 160).
30 km
Mid: overcast
Marambio Airport (Seymour Island)
339 km E
232m alt.
2 hours ago
clear
-
39
Strong winds from the S
(39 kph at 180).
0.0 km
BaseMarambio
343 km E
200m alt.
1 hour ago
-22° C
-
26
Moderate winds from the S
(26 kph at 180).
35 km
Mid: few
BaseEsperanza
359 km ENE
24m alt.
1 hour ago
-15° C
-
31
Fresh winds from the SE
(31 kph at 140).
30 km
Mid: clear
SHIP1648
364 km S
3m alt.
3 hours ago
-9° C
SHIP6582
365 km S
3m alt.
3 hours ago
-9° C
SHIP3111
365 km S
15m alt.
1 hour ago
- km
SHIP1961
365 km S
3m alt.
3 hours ago
-9° C
SHIP2896
365 km S
15m alt.
2 hours ago
- km
SHIP8408
365 km S
3m alt.
3 hours ago
-9° 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.