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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 8 am Mon 14 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -5°C on Mon night, min -16°C on Wed night). Winds increasing (light winds from the SSW on Mon morning, strong winds from the WSW by Tue night).

Days 4–6 Weather Summary

A heavy fall of snow, heaviest during Thu night. Temperatures will be well below freezing (max -6°C on Thu night, min -15°C on Sat night). Wind will be generally light.

Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
part cloud
mod snow
light snow
light snow
heavy snow
light snow
snow showers
light snow
part cloud
snow showers
mod snow
light snow
light snow
part cloud
light snow
light snow
light snow
some clouds
some clouds
mod. snow
light snow
light snow
heavy snow
light snow
snow shwrs
light snow
some clouds
snow shwrs
mod. snow
light snow
light snow
some clouds
light snow
light snow
light snow
Cloud base (m)
300
300
300
250
250
250
250
300
300
300
300
250
250
250
250
250
250
300
km/h
20
SSW
20
WSW
25
WSW
35
WSW
40
WSW
45
SW
30
SW
25
SW
30
SW
20
SW
20
WSW
20
W
15
W
15
W
10
W
15
WSW
20
SW
20
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
6
4
5
14
2
1
2
2
10
4
2
2
2
5
 mm
max °C
-6
-7
-5
-6
-7
-8
-15
-15
-13
-10
-8
-6
-6
-6
-10
-14
-14
-14
min °C
-9
-8
-7
-6
-7
-13
-15
-15
-16
-11
-9
-6
-6
-7
-13
-14
-14
-15
 chill °C
-16
-17
-16
-15
-17
-23
-26
-26
-26
-19
-17
-14
-12
-13
-18
-22
-23
-24
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-5-7-11-12-14-18-20-20-17-15-13-12-13-14-17-21-21-19-5-7-9-10-11-14-19-19-17-14-12-9-10-11-14-18-18-18-8-8-6-6-7-11-15-15-15-11-9-6-6-7-12-14-14-15-10-8-4-2-4-7-11-12-12-8-5-3-3-3-9-10-10-12
Sunrise
7:30
7:26
7:22
7:20
7:16
7:11
Sunset
6:51
6:53
6:55
6:59
7:01
7:05

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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 Tue night. Temperatures will be below freezing (max -5°C on Mon night, min -16°C on Wed night). Winds increasing (light winds from the SSW on Mon morning, strong winds from the WSW by Tue night).

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

A heavy fall of snow, heaviest during Thu night. Temperatures will be well below freezing (max -6°C on Thu night, min -15°C on Sat night). Wind will be generally light.

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
Captain Arturo Prat Base
323 km NE
111m alt.
54 minutes ago
-5°C
Clouds dissolving.
7
Light winds from the SSE
(7 kph at 150).
30 km
Mid: scattered
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
-7°C
moderate snow
Low drifting moderate snow.
56
Near gales from the S
(56 kph at 180).
10.0 km
Low: no significant cloud
BaseMarambio
344 km E
200m alt.
54 minutes ago
-8°C
moderate snow
Slight to moderate drifting snow, below eye level.
41
Strong winds from the S
(41 kph at 180).
35 km
Mid: mostly cloudy
BaseEsperanza
360 km ENE
24m alt.
54 minutes ago
2°C
-
50
Strong winds from the SW
(50 kph at 230).
30 km
Mid: scattered
CentroMet.Antártico Presidente Eduardo Frei
372 km NE
48m alt.
54 minutes ago
-5°C
partially cloudy
Clouds dissolving.
13
Light winds from the WSW
(13 kph at 250).
32 km
Mid: scattered
Teniente R. Marsh Airport
372 km NE
45m alt.
2 hours ago
-6°C
partially cloudy
Dry and partly cloudy.
20
Moderate winds from the WSW
(20 kph at 250).
10.0 km
Low: broken
King Sejong
377 km NE
64m alt.
54 minutes ago
-5°C
State of sky unchanged.
11
Light winds from the WNW
(11 kph at 290).
35 km
Mid: mostly cloudy
BaseCarlini
378 km NE
11m alt.
54 minutes ago
-5°C
-
28
Moderate winds from the WNW
(28 kph at 290).
30 km
Mid: mostly cloudy
BaseSanMartin
403 km S
7m alt.
54 minutes ago
-7°C
Mist
22
Moderate winds from the NNW
(22 kph at 340).
28 km
Mid: overcast
BaseOrcadas
1062 km ENE
8m alt.
54 minutes ago
-11°C
-
15
Light winds from the NNW
(15 kph at 340).
40 km
Mid: mostly cloudy

* 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.