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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 2 pm Wed 14 Oct Local Time
Updates in:
hr min s
Update imminent 

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 3°C on Wed afternoon, min -4°C on Thu night). Wind will be generally light.

Days 5–7 Weather Summary

Mild at first with light rain (total 6mm) on Sun afternoon followed by colder weather and light fall of snow, heaviest on Sun night. Freeze-thaw conditions (max 4°C on Sun afternoon, min -5°C on Mon night). Winds decreasing (fresh winds from the NNE on Sun afternoon, calm by Mon afternoon).

Wed
14
Thursday
15
Friday
16
Saturday
17
Sunday
18
Monday
19
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
mod snow
light snow
light snow
mod snow
part cloud
part cloud
part cloud
rain showers
light rain
part cloud
light rain
light rain
light snow
light snow
light snow
light snow
light snow
mod. snow
light snow
light snow
mod. snow
some clouds
some clouds
some clouds
rain shwrs
light rain
some clouds
light rain
light rain
light snow
light snow
light snow
light snow
Cloud base (m)
450
350
350
350
350
350
350
350
450
1550
1700
350
400
300
350
300
km/h
20
N
15
W
15
WNW
20
NW
15
W
15
SW
15
SW
5
WNW
10
WNW
15
NW
10
NNW
20
NNE
25
NNE
15
N
10
NNW
5
WNW
10
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
3
7
2
5
10
—
—
—
—
—
—
—
—
2
2
3
2
 mm
0.7
—
—
—
—
—
—
—
0.2
1.9
—
1
1.8
0.8
—
—
—
max °C
3
1
-1
0
-1
-2
-2
0
2
2
2
3
4
2
-1
-1
-3
min °C
2
-2
-2
-1
-4
-3
-2
-3
1
2
1
3
3
1
-1
-2
-5
 chill °C
-2
-7
-7
-7
-10
-8
-6
-6
-2
-2
-3
-2
-3
-4
-4
-2
-10
Freezing level m
1450
550
200
400
0
0
0
0
800
950
800
1550
1750
950
400
250
0
Sea lvl1000m2000m3000m4000m5000m
-2-6-8-7-9-6-4-4-3-3-300-3-7-8-101-3-5-4-6-4-3-3-10-123-1-4-4-63-1-2-1-3-3-2-2222342-1-2-44222-1-2-1-245355421-1
Sunrise
—
—
5:37
—
—
5:33
—
—
5:30
—
—
5:26
—
—
5:22
—
—
Sunset
8:22
—
—
8:24
—
—
8:28
—
—
8:30
—
—
8:35
—
—
8:37
—

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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 Thu night. Freeze-thaw conditions (max 3°C on Wed afternoon, min -4°C on Thu night). Wind will be generally light.

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

Mild at first with light rain (total 6mm) on Sun afternoon followed by colder weather and light fall of snow, heaviest on Sun night. Freeze-thaw conditions (max 4°C on Sun afternoon, min -5°C on Mon night). Winds decreasing (fresh winds from the NNE on Sun afternoon, calm by Mon 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
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
-
17
Light winds from the WNW
(17 kph at 290).
0.0 km
BaseMarambio
344 km E
200m alt.
1 hour ago
8°C
-
15
Light winds from the WNW
(15 kph at 290).
35 km
Mid: mostly cloudy
BaseEsperanza
360 km ENE
24m alt.
1 hour ago
9°C
-
35
Fresh winds from the W
(35 kph at 270).
30 km
Mid: scattered
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
2 hours 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
clear
Fog freezing -.
28
Moderate winds from the NNW
(28 kph at 340).
0.4 km
BaseCarlini
378 km NE
11m alt.
1 hour ago
2°C
Mist
30
Fresh winds from the NW
(30 kph at 320).
4.0 km
Mid: mostly cloudy
Dinamet
379 km NE
52m alt.
54 minutes ago
-3°C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
BaseOrcadas
1062 km ENE
8m alt.
1 hour ago
0°C
Mist
20
Moderate winds from the NW
(20 kph at 320).
29 km
Mid: mostly cloudy
1119 km NW
14m alt.
1 hour ago
-
Wind obs. (43 kph from 260 degs) was rejected.
Puerto Williams
1119 km NW
14m alt.
2 hours ago
17°C
Dry and partly cloudy.
17
Light winds from the W
(17 kph at 280).
10.0 km
Low: 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.