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

Mount William (Antarctica)
Weather Forecast, Antarctica

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

Days 1–4 Weather Summary

A moderate fall of snow, heaviest on Sat morning. Temperatures will be below freezing (max -4°C on Fri afternoon, min -10°C on Sun morning). Wind will be generally light.

Days 5–7 Weather Summary

A dusting of new snow. Temperatures will be below freezing (max -5°C on Tue night, min -13°C on Mon night). Winds increasing (light winds from the ESE on Mon afternoon, fresh winds from the NE by Tue morning).

Fri
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
snow showers
snow showers
mod snow
light snow
part cloud
part cloud
part cloud
light snow
part cloud
clear
part cloud
cloud
cloud
light snow
part cloud
cloud
cloud
snow shwrs
snow shwrs
mod. snow
light snow
some clouds
some clouds
some clouds
light snow
some clouds
clear
some clouds
cloudy
cloudy
light snow
some clouds
cloudy
cloudy
Cloud base (m)
300
400
300
300
300
650
300
600
300
350
500
1350
250
300
500
300
km/h
20
WSW
10
WNW
25
WNW
20
WSW
15
WSW
15
WSW
15
SW
10
ENE
10
S
5
ESE
20
NE
30
NE
30
NE
25
NE
20
ENE
10
E
15
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
2
2
6
5
1
2
 mm
max °C
-4
-5
-4
-5
-8
-9
-8
-5
-9
-11
-12
-10
-8
-5
-5
-5
-6
min °C
-7
-8
-4
-6
-9
-10
-9
-6
-10
-11
-13
-11
-9
-6
-5
-6
-9
 chill °C
-14
-13
-11
-12
-14
-17
-15
-10
-15
-15
-21
-21
-18
-14
-11
-10
-15
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-11-11-11-12-12-12-11-11-13-12-12-12-11-10-10-11-12-9-9-7-9-11-11-9-8-11-11-13-10-9-7-7-7-10-6-7-4-6-9-10-9-6-10-11-13-11-9-6-5-6-8-3-5-1-2-8-8-9-4-9-12-13-10-8-5-4-3-6
Sunrise
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 afternoon, min -10°C on Sun morning). Wind will be generally light.

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

A dusting of new snow. Temperatures will be below freezing (max -5°C on Tue night, min -13°C on Mon night). Winds increasing (light winds from the ESE on Mon afternoon, fresh winds from the NE by Tue morning).

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)
340 km E
232m alt.
2 hours ago
clear
-
Wind obs. (11 kph from 290 degs) was rejected.
0.0 km
BaseMarambio
344 km E
200m alt.
3 hours ago
-1° C
-
11
Light winds from the WNW
(11 kph at 290).
35 km
Mid: few
BaseEsperanza
360 km ENE
24m alt.
3 hours ago
-4° C
-
7
Light winds from the W
(7 kph at 270).
30 km
Mid: clear
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
1 hour ago
-4° C
No report.
Wind obs. (115 kph from 270 degs) was rejected.
Teniente R. Marsh Airport
372 km NE
45m alt.
2 hours ago
-1° C
clear
Mist -.
30
Fresh winds from the W
(30 kph at 270).
5.0 km
Low: overcast
BaseCarlini
378 km NE
11m alt.
3 hours ago
0° C
Mist
54
Near gales from the WNW
(54 kph at 290).
2.0 km
Mid: overcast
Dinamet
379 km NE
52m alt.
1 hour ago
-3° C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
BaseSanMartin
403 km S
7m alt.
3 hours ago
-6° C
-
4
Calm
(4 kph at 0).
40 km
Mid: mostly cloudy
BaseOrcadas
1062 km ENE
8m alt.
3 hours ago
-3° C
-
9
Light winds from the NW
(9 kph at 320).
40 km
Mid: few
Puerto Williams
1119 km NW
14m alt.
2 hours ago
3° C
Dry and partly cloudy.
6
Light winds from the SSE.(Wind varies from 060 to 160 degs)
(6 kph at 150).
10.0 km
Low: few
Mid: scattered
High: broken

* 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.