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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 2 pm Sun 25 Oct Local Time
Updates in:
hr min s
Update imminent 

Days 1–4 Weather Summary

A moderate fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 1°C on Tue morning, min -7°C on Sun night). Winds decreasing (strong winds from the SW on Mon morning, light winds from the NW by Tue afternoon).

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 1°C on Thu afternoon, min -14°C on Sat morning). Winds increasing (light winds from the N on Wed night, strong winds from the N by Thu afternoon).

Sun
25
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Friday
30
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
light snow
part cloud
part cloud
part cloud
part cloud
cloud
light snow
light snow
light snow
light snow
light snow
light snow
heavy snow
light snow
cloud
mod snow
light snow
light snow
some clouds
some clouds
some clouds
some clouds
cloudy
light snow
light snow
light snow
light snow
light snow
light snow
heavy snow
light snow
cloudy
mod. snow
Cloud base (m)
300
300
350
350
350
300
300
300
300
300
300
250
250
200
200
300
250
km/h
45
W
35
SW
40
SW
40
SW
30
SW
20
SW
10
W
15
NNW
15
NNW
20
WNW
10
N
30
NNE
45
N
40
NNE
25
NE
15
S
15
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
4
4
—
—
—
—
—
2
3
4
2
5
4
15
4
—
8
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
-2
-6
-3
-1
0
1
0
-1
-1
-1
-1
0
1
-2
-6
-6
-6
min °C
-5
-7
-3
-2
-2
0
0
-2
-2
-1
-2
-1
-1
-5
-6
-6
-13
 chill °C
-13
-16
-12
-10
-9
-5
-3
-7
-7
-6
-5
-8
-9
-13
-14
-12
-23
Freezing level m
650
0
0
200
350
1100
1300
650
650
800
600
800
1200
450
200
150
0
Sea lvl1000m2000m3000m4000m5000m
-7-8-4-3-3-1-2-4-5-4-4-2-3-8-9-9-12-4-7-3-2-110-2-2-1-2-10-4-6-6-10-1-4-3-1011112122-1-2-3-62-1-21122334344211-3
Sunrise
—
—
4:56
—
—
4:52
—
—
4:50
—
—
4:46
—
—
4:43
—
—
Sunset
8:58
—
—
—
9:01
—
—
9:05
—
—
9:08
—
—
9:12
—
—
9:15

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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 Sun afternoon. Freeze-thaw conditions (max 1°C on Tue morning, min -7°C on Sun night). Winds decreasing (strong winds from the SW on Mon morning, light winds from the NW by Tue afternoon).

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

A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 1°C on Thu afternoon, min -14°C on Sat morning). Winds increasing (light winds from the N on Wed night, strong winds from the N by Thu 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
clear
-
28
Moderate winds from the SSW
(28 kph at 210).
0.0 km
BaseMarambio
344 km E
200m alt.
3 hours ago
6°C
-
Wind obs. (13 kph from 290 degs) was rejected.
35 km
Mid: mostly cloudy
BaseEsperanza
360 km ENE
24m alt.
3 hours ago
8°C
-
69
Gales from the WSW
(69 kph at 250).
30 km
Mid: mostly cloudy
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
1 hour 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 -.
54
Near gales from the W
(54 kph at 270).
0.1 km
BaseCarlini
378 km NE
11m alt.
3 hours ago
1°C
Fog, sky visible, no change.
50
Strong winds from the WNW
(50 kph at 290).
0.8 km
Mid: overcast
Dinamet
379 km NE
52m alt.
1 hour ago
-3°C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
BaseSanMartin
403 km S
7m alt.
3 hours ago
0°C
-
54
Near gales from the NNW
(54 kph at 340).
40 km
Mid: overcast
BaseOrcadas
1062 km ENE
8m alt.
3 hours ago
4°C
-
Wind obs. (15 kph from 110 degs) was rejected.
40 km
Mid: few
1119 km NW
14m alt.
3 hours ago
-
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.