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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 8 pm Sat 06 Jun Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max -1°C on Sun afternoon, min -5°C on Sat night). Winds decreasing (near gales from the NNW on Sun night, light winds from the W by Mon afternoon).

Days 5–7 Weather Summary

A moderate fall of snow, heaviest on Wed morning. Temperatures will be below freezing (max -4°C on Tue night, min -10°C on Thu night). Winds decreasing (strong winds from the ENE on Wed morning, light winds from the SW by Wed night).

Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
light snow
mod snow
heavy snow
mod snow
light snow
cloud
light snow
part cloud
snow showers
snow showers
light snow
light snow
clear
clear
clear
light snow
light snow
mod snow
light snow
light snow
mod. snow
heavy snow
mod. snow
light snow
cloudy
light snow
some clouds
snow shwrs
snow shwrs
light snow
light snow
clear
clear
clear
light snow
light snow
mod. snow
km/h
20
WNW
25
NNW
40
NNW
35
NNW
30
NNW
25
WNW
10
N
15
N
10
NW
30
NNE
45
ENE
20
E
10
WSW
10
SSE
10
SSE
20
SW
30
SW
30
SW
25
WSW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
4
2
7
25
7
4
5
1
4
2
4
1
2
7
max °C
-2
-3
-1
-1
-1
-3
-4
-4
-4
-4
-7
-7
-8
-9
-8
-8
-8
-8
-9
min °C
-5
-4
-2
-2
-2
-5
-4
-4
-5
-7
-7
-8
-9
-9
-9
-10
-10
-9
-10
-13
-11
-10
-10
-9
-9
-8
-9
-9
-16
-17
-14
-14
-13
-14
-20
-20
-18
-18
250
200
500
450
650
500
0
100
50
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
350
450
350
300
250
300
400
450
250
200
250
250
300
350
300
300
Sea lvl1000m2000m3000m4000m5000m
-7-6-4-4-4-7-8-8-9-10-11-12-13-13-12-11-12-11-12-4-4-2-2-2-4-4-4-5-6-7-8-9-9-9-9-9-9-10-2-1011-1-2-2-3-4-5-6-6-8-8-8-7-6-612223211-1-3-2-3-4-6-6-7-5-3-3
Sunrise
11:07
11:10
11:11
11:12
11:15
11:17
Sunset
3:18
3:15
3:15
3:14
3:11
3:11

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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 Sun night. Temperatures will be below freezing (max -1°C on Sun afternoon, min -5°C on Sat night). Winds decreasing (near gales from the NNW on Sun night, light winds from the W by Mon afternoon).

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

A moderate fall of snow, heaviest on Wed morning. Temperatures will be below freezing (max -4°C on Tue night, min -10°C on Thu night). Winds decreasing (strong winds from the ENE on Wed morning, light winds from the SW by Wed 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
ASCATB299E63S
220 km NE
15m alt.
3 hours ago
19
Light winds from the NNW
(19 kph at 337).
- km
ASCATB300E63S
273 km NE
15m alt.
3 hours ago
12
Light winds from the W
(12 kph at 269).
- km
ASCATC300E63S
275 km NE
15m alt.
3 hours ago
14
Light winds from the NNW
(14 kph at 335).
- km
Captain Arturo Prat Base
323 km NE
111m alt.
58 minutes ago
1° C
light rain
Continuous light drizzle.
13
Light winds from the WNW
(13 kph at 300).
4.0 km
Mid: overcast
BaseBernardoO higgins
326 km ENE
10m alt.
58 minutes ago
-2° C
light rain
Light freezing rain.
22
Moderate winds from the NW
(22 kph at 320).
2.0 km
Mid: overcast
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
-
74
Gales from the NW
(74 kph at 320).
0.0 km
BaseMarambio
344 km E
200m alt.
58 minutes ago
0° C
-
50
Strong winds from the NW
(50 kph at 320).
35 km
Mid: overcast
ASCATB301E63S
352 km NE
15m alt.
3 hours ago
43
Strong winds from the NW
(43 kph at 319).
- km
ASCATC301E63S
354 km NE
15m alt.
3 hours ago
42
Strong winds from the NW
(42 kph at 318).
- km
BaseEsperanza
360 km ENE
24m alt.
58 minutes ago
3° C
-
35
Fresh winds from the WNW
(35 kph at 290).
30 km
Mid: scattered

* 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.