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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 2 am Sun 27 Sep Local Time
Updates in:
hr min s
Update imminent 

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Sun morning. Temperatures will be below freezing (max -3°C on Mon night, min -10°C on Sun night). Winds decreasing (fresh winds from the WSW on Sun afternoon, light winds from the W by Mon afternoon).

Days 4–6 Weather Summary

Mostly dry. Temperatures will be below freezing (max -3°C on Fri morning, min -7°C on Wed morning). Wind will be generally light.

Sunday
27
Monday
28
Tuesday
29
Wednesday
30
Thursday
1
Friday
2
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
mod snow
snow showers
part cloud
part cloud
mod snow
light snow
light snow
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
light snow
mod. snow
snow shwrs
some clouds
some clouds
mod. snow
light snow
light snow
some clouds
clear
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
Cloud base (m)
500
300
300
350
600
350
300
350
350
350
350
350
350
350
350
350
350
350
km/h
25
W
35
WSW
30
SW
20
SW
20
WSW
25
W
30
W
30
WSW
20
SW
15
SW
20
SW
15
SW
20
SW
20
SW
5
NNE
5
W
10
WSW
10
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
5
7
1
—
—
6
5
4
—
—
—
—
—
—
—
—
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
-4
-4
-6
-7
-5
-3
-3
-4
-6
-6
-6
-6
-5
-4
-5
-3
-3
-5
min °C
-7
-5
-10
-9
-6
-4
-3
-4
-8
-7
-6
-7
-5
-5
-5
-4
-4
-5
 chill °C
-15
-14
-18
-16
-12
-11
-10
-12
-15
-13
-13
-14
-12
-11
-5
-4
-8
-10
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-12-12-14-11-10-8-10-11-9-9-10-10-10-8-5-6-7-7-9-8-11-10-8-6-7-8-8-7-8-8-7-6-4-4-5-6-6-5-8-8-6-4-3-4-7-7-6-7-5-5-5-4-4-5-3-1-6-7-4-10-1-7-7-4-5-3-3-6-4-3-5
Sunrise
6:43
—
—
6:39
—
—
6:35
—
—
6:31
—
—
6:28
—
—
6:24
—
—
Sunset
—
7:29
—
—
7:31
—
—
7:35
—
—
7:37
—
—
7:40
—
—
7:44
—

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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 morning. Temperatures will be below freezing (max -3°C on Mon night, min -10°C on Sun night). Winds decreasing (fresh winds from the WSW on Sun afternoon, light winds from the W by Mon afternoon).

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

Mostly dry. Temperatures will be below freezing (max -3°C on Fri morning, min -7°C on Wed morning). 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
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
-
Wind obs. (20 kph from 290 degs) was rejected.
0.0 km
BaseMarambio
344 km E
200m alt.
2 hours ago
-7°C
-
Wind obs. (19 kph from 290 degs) was rejected.
35 km
Mid: mostly cloudy
BaseEsperanza
360 km ENE
24m alt.
2 hours ago
-1°C
-
39
Strong winds from the WSW
(39 kph at 250).
30 km
Mid: scattered
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
2 hours ago
-4°C
No report.
115
Extremely windy from the W
(115 kph at 270).
Teniente R. Marsh Airport
372 km NE
45m alt.
2 hours ago
-4°C
partially cloudy
Dry and partly cloudy.
61
Near gales from the W
(61 kph at 260).
10.0 km
Low: few
Mid: broken
BaseCarlini
378 km NE
11m alt.
2 hours ago
-4°C
-
61
Near gales from the WNW
(61 kph at 290).
30 km
Mid: scattered
Dinamet
379 km NE
52m alt.
5 hours ago
-3°C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
BaseSanMartin
403 km S
7m alt.
2 hours ago
-6°C
heavy snow
Continuous heavy snow.
54
Near gales from the N
(54 kph at 0).
0.2 km
Mid: overcast
BaseOrcadas
1062 km ENE
8m alt.
2 hours ago
-2°C
Mist
Wind obs. (13 kph from 340 degs) was rejected.
28 km
Mid: overcast
1119 km NW
14m alt.
2 hours ago
-1°C
No report.
Wind obs. (43 kph from 260 degs) was rejected.

* 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.