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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 am Fri 14 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A moderate fall of snow, heaviest on Sat morning. Temperatures will be below freezing (max -4°C on Fri morning, min -8°C on Fri night). Wind will be generally light.

Days 4–6 Weather Summary

A heavy fall of snow, heaviest during Tue afternoon. Temperatures will be below freezing (max -5°C on Tue afternoon, min -9°C on Wed night). Winds decreasing (fresh winds from the NE on Mon night, calm by Wed afternoon).

Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
snow showers
part cloud
mod snow
light snow
light snow
light snow
cloud
cloud
clear
part cloud
light snow
light snow
light snow
mod snow
light snow
light snow
light snow
light snow
snow shwrs
some clouds
mod. snow
light snow
light snow
light snow
cloudy
cloudy
clear
some clouds
light snow
light snow
light snow
mod. snow
light snow
light snow
light snow
Cloud base (m)
300
300
300
300
300
300
300
300
250
350
400
350
400
250
250
250
300
300
km/h
15
W
20
WSW
10
WSW
20
WNW
20
WSW
10
W
10
NW
10
WNW
5
ENE
5
SE
5
NE
25
NE
25
NE
20
NE
15
NE
15
ENE
5
WSW
10
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
1
1
6
5
3
2
1
2
4
8
2
2
3
 mm
max °C
-4
-5
-5
-4
-4
-4
-4
-4
-5
-7
-6
-7
-6
-5
-5
-6
-6
-8
min °C
-5
-7
-8
-5
-6
-7
-4
-5
-6
-7
-8
-8
-6
-5
-6
-7
-8
-9
 chill °C
-11
-14
-14
-12
-12
-12
-8
-9
-6
-10
-13
-16
-14
-12
-12
-14
-12
-14
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-10-12-11-11-11-11-10-10-11-11-10-9-9-9-11-12-13-14-7-9-9-7-9-9-7-7-7-8-9-8-7-6-7-8-10-11-5-6-7-5-5-6-4-5-6-7-7-8-6-5-6-7-7-9-3-3-5-2-2-4-2-3-4-6-6-8-6-4-4-5-5-7
Sunrise
9:19
9:17
9:12
9:10
9:07
9:03
Sunset
5:19
5:22
5:24
5:28
5:30
5:34

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

The weather forecast for Mount William (Antarctica) is: A moderate fall of snow, heaviest on Sat morning. Temperatures will be below freezing (max -4°C on Fri morning, min -8°C on Fri night). Wind will be generally light.

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

A heavy fall of snow, heaviest during Tue afternoon. Temperatures will be below freezing (max -5°C on Tue afternoon, min -9°C on Wed night). Winds decreasing (fresh winds from the NE on Mon night, calm by Wed afternoon).

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
hy2b297E64S
150 km NNE
15m alt.
3 hours ago
42
Strong winds from the WSW
(42 kph at 250).
- km
Captain Arturo Prat Base
323 km NE
111m alt.
1 hour ago
-1° C
State of sky unchanged.
24
Moderate winds from the SSW
(24 kph at 210).
30 km
Mid: overcast
BaseBernardoO higgins
326 km ENE
10m alt.
1 hour ago
-6° C
State of sky unchanged.
15
Light winds from the W
(15 kph at 270).
30 km
Mid: overcast
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
-
30
Fresh winds from the WSW
(30 kph at 240).
0.0 km
BaseMarambio
344 km E
200m alt.
1 hour ago
-2° C
-
28
Moderate winds from the SW
(28 kph at 230).
35 km
Mid: clear
BaseEsperanza
360 km ENE
24m alt.
1 hour ago
-7° C
-
Wind obs. (7 kph from 180 degs) was rejected.
30 km
Mid: clear
CentroMet.Antártico Presidente Eduardo Frei
372 km NE
48m alt.
1 hour ago
-2° C
State of sky unchanged.
41
Strong winds from the WSW
(41 kph at 250).
30 km
Mid: overcast
Teniente R. Marsh Airport
372 km NE
45m alt.
1 hour ago
-2° C
cloudy
Dry and cloudy.
41
Strong winds from the WSW
(41 kph at 250).
10.0 km
Low: broken
Mid: overcast
BaseCarlini
378 km NE
11m alt.
1 hour ago
-2° C
-
41
Strong winds from the WNW
(41 kph at 290).
30 km
Mid: mostly cloudy
BaseSanMartin
403 km S
7m alt.
1 hour ago
-3° C
-
19
Light winds from the WNW
(19 kph at 290).
40 km
Mid: overcast

* 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.