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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 8 am Wed 28 Oct Local Time
Updates in:
hr min s
Update imminent 

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Thu morning. Freeze-thaw conditions (max 2°C on Wed morning, min -10°C on Fri night). Winds increasing (light winds from the NW on Wed afternoon, strong winds from the NNE by Thu morning).

Days 4–6 Weather Summary

Mostly dry. Temperatures will be well below freezing (max -7°C on Mon morning, min -12°C on Sat night). Wind will be generally light.

Wednesday
28
Thursday
29
Friday
30
Saturday
31
Sunday
1
Monday
2
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
light snow
snow showers
mod snow
light snow
mod snow
light snow
light snow
light snow
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
light snow
light snow
snow shwrs
mod. snow
light snow
mod. snow
light snow
light snow
light snow
some clouds
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
some clouds
Cloud base (m)
300
300
350
200
250
250
250
250
300
300
300
300
300
300
300
300
300
500
km/h
15
NNE
10
NNW
15
NNE
50
NNE
40
NNW
30
NW
25
WNW
35
WSW
30
WSW
15
WSW
15
WSW
15
SW
20
SW
20
SW
15
SW
5
SW
0
N
10
NE
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
1
1
1
7
5
10
3
2
4
—
—
—
—
—
—
—
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
2
2
2
2
0
-2
-7
-8
-8
-9
-9
-11
-10
-9
-10
-7
-7
-9
min °C
2
1
1
0
-2
-7
-8
-8
-10
-10
-9
-12
-11
-10
-10
-8
-7
-9
 chill °C
-2
-1
-1
-7
-10
-15
-16
-18
-18
-17
-16
-19
-19
-18
-18
-12
-7
-14
Freezing level m
800
850
650
950
450
50
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-4-4-3-4-8-12-15-16-17-16-15-16-16-16-15-13-13-13-1-1-1-1-4-8-12-12-13-14-13-14-14-14-13-11-10-112221-1-5-8-8-9-10-9-12-11-10-10-8-7-944442-1-4-4-5-6-5-9-7-6-8-5-3-8
Sunrise
4:50
—
—
4:46
—
—
4:43
—
—
4:39
—
—
4:35
—
—
4:31
—
—
Sunset
—
—
9:08
—
—
9:12
—
—
9:15
—
—
9:19
—
—
9:22
—
—
9:25

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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 morning. Freeze-thaw conditions (max 2°C on Wed morning, min -10°C on Fri night). Winds increasing (light winds from the NW on Wed afternoon, strong winds from the NNE by Thu morning).

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

Mostly dry. Temperatures will be well below freezing (max -7°C on Mon morning, min -12°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
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
-1°C
cloudy
Dry and cloudy.
Wind obs. (17 kph from 140 degs) was rejected.
14.0 km
High: overcast
BaseMarambio
344 km E
200m alt.
1 hour ago
0°C
Fog, sky visible, thinning.
13
Light winds from the S
(13 kph at 190).
0.1 km
Mid: mostly cloudy
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
41 minutes 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 -.
20
Moderate winds from the NNW
(20 kph at 330).
0.1 km
Dinamet
379 km NE
52m alt.
1 hour ago
-3°C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
1119 km NW
14m alt.
3 hours ago
-
Wind obs. (43 kph from 260 degs) was rejected.
Guardiamarina Airport
1119 km NW
27m alt.
1 hour ago
17°C
partially cloudy
Dry and partly cloudy.
4
Calm
(4 kph at 1).
10.0 km
Low: few
Mid: broken
UshuaiaAero
1137 km NW
57m alt.
1 hour ago
15°C
-
Wind obs. (11 kph from 140 degs) was rejected.
50 km
Mid: mostly cloudy
Ushuaia Naval Base Airport
1143 km NW
204m alt.
2 hours ago
14°C
partially cloudy
Dry and partly cloudy.
Wind obs. (9 kph from 160 degs) was rejected.
10.0 km
Low: scattered
ASCATC271E66S
1184 km SW
15m alt.
3 hours ago
40
Strong winds from the N
(40 kph at 353).
- 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.