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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 8 am Thu 24 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Sat night. Temperatures will be well below freezing (max -9°C on Sat afternoon, min -22°C on Fri morning). Winds increasing (moderate winds from the WSW on Fri night, stormy winds from the SW by Sat night).

Days 4–6 Weather Summary

A heavy fall of snow, heaviest during Tue afternoon. Temperatures will be below freezing (max -5°C on Mon night, min -14°C on Sun night). Winds decreasing (near gales from the SW on Sun night, moderate winds from the SW by Tue night).

Thursday
24
Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
mod snow
light snow
mod snow
light snow
light snow
light snow
light snow
light snow
heavy snow
light snow
mod snow
mod snow
part cloud
part cloud
mod snow
heavy snow
heavy snow
snow showers
mod. snow
light snow
mod. snow
light snow
light snow
light snow
light snow
light snow
heavy snow
light snow
mod. snow
mod. snow
some clouds
some clouds
mod. snow
heavy snow
heavy snow
snow shwrs
Cloud base (m)
200
200
250
250
300
300
450
300
300
300
300
300
350
350
350
300
300
300
km/h
45
WSW
60
WSW
30
SW
25
WSW
30
WSW
20
WSW
25
WSW
30
WNW
90
SW
35
WSW
40
WSW
45
SW
35
SW
35
SW
30
WSW
40
W
35
WSW
20
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
7
4
6
2
2
2
1
5
15
4
9
6
9
11
19
5
 mm
max °C
-11
-14
-19
-22
-21
-15
-11
-9
-14
-11
-9
-10
-9
-8
-5
-5
-7
-11
min °C
-13
-17
-21
-22
-21
-21
-12
-9
-16
-13
-9
-14
-11
-9
-7
-7
-7
-14
 chill °C
-26
-31
-34
-35
-34
-33
-21
-18
-33
-24
-20
-26
-22
-19
-16
-17
-16
-23
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-16-21-23-24-24-19-14-13-19-14-12-14-11-10-9-9-11-15-12-16-20-22-21-18-12-9-15-12-9-12-10-9-6-6-7-13-8-12-17-18-17-16-11-7-11-8-6-8-9-7-4-3-4-10-5-8-13-14-13-15-9-4-8-5-2-5-8-6-2-1-1-7
Sunrise
6:54
6:50
6:47
6:43
6:39
6:35
Sunset
7:20
7:22
7:25
7:29
7:31
7:35

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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 Sat night. Temperatures will be well below freezing (max -9°C on Sat afternoon, min -22°C on Fri morning). Winds increasing (moderate winds from the WSW on Fri night, stormy winds from the SW by Sat night).

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 Mon night, min -14°C on Sun night). Winds decreasing (near gales from the SW on Sun night, moderate winds from the SW by Tue night).

This table gives the weather forecast for Mount William (Antarctica) at the specific elevation of 1000 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
-9°C
partially cloudy
Dry and partly cloudy.
15
Light winds from the NNW
(15 kph at 340).
10.0 km
Low: broken
BaseMarambio
344 km E
200m alt.
2 hours ago
-10°C
-
15
Light winds from the NNW
(15 kph at 340).
35 km
Mid: mostly cloudy
BaseEsperanza
360 km ENE
24m alt.
2 hours ago
-3°C
-
11
Light winds from the ESE
(11 kph at 110).
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
-3°C
partially cloudy
Dry and partly cloudy.
31
Fresh winds from the WSW
(31 kph at 240).
10.0 km
Low: scattered
Mid: broken
BaseCarlini
378 km NE
11m alt.
2 hours ago
-3°C
moderate snow
Clouds dissolving.
52
Near gales from the W
(52 kph at 270).
30 km
Mid: scattered
Dinamet
379 km NE
52m alt.
2 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
-12°C
heavy snow
Heavy drifting snow, below eye level.
41
Strong winds from the NW
(41 kph at 320).
1.0 km
Mid: overcast
hy2c309E60S
841 km ENE
15m alt.
2 hours ago
50
Strong winds from the W
(50 kph at 275).
- km
hy2c308E60S
849 km NE
15m alt.
2 hours ago
48
Strong winds from the W
(48 kph at 275).
- km

* 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.