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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 2 pm Fri 30 Oct Local Time
Updates in:
hr min s
Update imminent 

Days 1–4 Weather Summary

A moderate fall of snow, heaviest on Fri night. Temperatures will be well below freezing (max -9°C on Sat night, min -13°C on Sat morning). Winds decreasing (strong winds from the WSW on Fri afternoon, light winds from the W by Mon morning).

Days 5–7 Weather Summary

A moderate fall of snow, heaviest on Wed morning. Temperatures will be below freezing (max -5°C on Tue afternoon, min -10°C on Mon night). Winds increasing (calm on Mon night, strong winds from the NE by Tue afternoon).

Fri
30
Saturday
31
Sunday
1
Monday
2
Tuesday
3
Wednesday
4
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
mod snow
snow showers
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
light snow
light snow
light snow
light snow
light snow
light snow
mod. snow
snow shwrs
clear
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
light snow
light snow
light snow
light snow
light snow
Cloud base (m)
250
300
300
300
3650
250
250
250
250
300
300
250
200
250
250
km/h
40
WSW
45
WSW
20
WSW
15
SW
20
SSW
25
SSW
30
SSW
25
SW
10
WSW
5
WSW
5
W
15
NE
40
NE
30
NE
30
NE
25
NE
20
NE
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
3
9
1
—
—
—
—
—
—
—
—
—
1
3
5
2
1
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
-11
-11
-13
-10
-9
-9
-10
-11
-9
-9
-9
-7
-5
-5
-6
-6
-6
min °C
-11
-12
-13
-11
-9
-9
-10
-11
-10
-9
-10
-8
-7
-7
-6
-6
-6
 chill °C
-22
-23
-21
-18
-16
-17
-19
-21
-15
-12
-10
-14
-17
-16
-14
-13
-13
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
150
0
Sea lvl1000m2000m3000m4000m5000m
-15-16-15-13-12-12-14-14-14-13-12-10-9-10-9-9-10-11-12-13-11-9-9-10-11-10-9-10-8-6-6-6-6-6-7-8-9-8-9-8-8-9-7-5-8-5-4-4-3-3-4-3-5-5-5-9-6-5-6-3-2-7-2-2-201-2
Sunrise
—
—
4:39
—
—
4:35
—
—
4:31
—
—
4:28
—
—
4:24
—
—
Sunset
—
9:15
—
—
9:19
—
—
9:22
—
—
9:25
—
—
9:30
—
—
9:34

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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 Fri night. Temperatures will be well below freezing (max -9°C on Sat night, min -13°C on Sat morning). Winds decreasing (strong winds from the WSW on Fri afternoon, light winds from the W by Mon morning).

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

A moderate fall of snow, heaviest on Wed morning. Temperatures will be below freezing (max -5°C on Tue afternoon, min -10°C on Mon night). Winds increasing (calm on Mon night, strong winds from the NE by Tue afternoon).

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
1°C
clear
-
33
Fresh winds from the SSW
(33 kph at 200).
10.0 km
Low: few
BaseMarambio
344 km E
200m alt.
40 minutes ago
1°C
-
52
Near gales from the SW
(52 kph at 230).
35 km
Mid: few
BaseEsperanza
360 km ENE
24m alt.
40 minutes ago
2°C
-
35
Fresh winds from the WSW
(35 kph at 250).
30 km
Mid: few
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
45 minutes 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
0°C
partially cloudy
Dry and partly cloudy.
41
Strong winds from the WSW
(41 kph at 250).
10.0 km
Low: few
Mid: broken
BaseCarlini
378 km NE
11m alt.
40 minutes ago
1°C
-
50
Strong winds from the W
(50 kph at 270).
30 km
Mid: few
Dinamet
379 km NE
52m alt.
45 minutes ago
-3°C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
BaseSanMartin
403 km S
7m alt.
40 minutes ago
-4°C
-
43
Strong winds from the NNW
(43 kph at 340).
40 km
Mid: overcast
BaseOrcadas
1062 km ENE
8m alt.
40 minutes ago
2°C
light rain
Intermittent light rain.
11
Light winds from the NW
(11 kph at 320).
29 km
Mid: overcast
Puerto Williams
1119 km NW
14m alt.
2 hours ago
12°C
Dry and partly cloudy.
22
Moderate winds from the WSW.(Wind varies from 190 to 270 degs)
(22 kph at 240).
10.0 km
Low: scattered

* 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.