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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 2 am Thu 22 Oct Local Time
Updates in:
hr min s
Update imminent 

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Thu afternoon. Temperatures will be below freezing (max 0°C on Fri night, min -11°C on Thu night). Winds decreasing (near gales from the WSW on Thu afternoon, moderate winds from the WSW by Sat night).

Days 4–6 Weather Summary

A light covering of new snow mostly falling on Sun morning. Freeze-thaw conditions (max 2°C on Tue morning, min -7°C on Mon morning). Winds decreasing (fresh winds from the SW on Sun night, light winds from the SSW by Mon night).

Thursday
22
Friday
23
Saturday
24
Sunday
25
Monday
26
Tuesday
27
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
snow showers
light snow
heavy snow
snow showers
cloud
part cloud
snow showers
light snow
light snow
light snow
part cloud
light snow
snow showers
clear
clear
clear
clear
clear
snow shwrs
light snow
heavy snow
snow shwrs
cloudy
some clouds
snow shwrs
light snow
light snow
light snow
some clouds
light snow
snow shwrs
clear
clear
clear
clear
clear
Cloud base (m)
300
350
300
350
350
350
350
300
300
300
300
300
300
350
350
450
km/h
30
WSW
50
WSW
45
SW
35
SW
40
SW
30
WSW
45
W
30
W
40
WSW
25
W
25
W
25
W
35
SW
15
S
10
SW
20
SSW
20
SW
15
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
2
5
11
1
—
—
1
2
2
2
—
2
1
—
—
—
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
-8
-9
-9
-8
-4
0
-1
-2
-2
-2
-2
-3
-3
0
0
2
2
1
min °C
-9
-9
-11
-9
-6
-2
-2
-3
-3
-2
-2
-6
-7
-1
-1
2
2
-1
 chill °C
-18
-20
-21
-19
-15
-10
-9
-11
-11
-9
-8
-15
-16
-6
-5
-3
-2
-6
Freezing level m
0
0
0
0
0
450
750
450
150
550
600
250
0
0
0
0
2100
0
Sea lvl1000m2000m3000m4000m5000m
-12-13-13-10-7-3-4-5-5-4-5-7-7-2122-1-9-9-10-9-5-1-2-3-3-2-2-5-5-1-1220-5-5-6-6-4-11-1-111-2-3-1-311-1-1-1-3-4-30221330-2-2-5-10-1
Sunrise
5:11
—
—
5:07
—
—
5:03
—
—
5:01
—
—
4:56
—
—
4:52
—
—
Sunset
—
8:47
—
—
8:51
—
—
8:54
—
—
8:58
—
—
—
9:01
—
—
9:05

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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 afternoon. Temperatures will be below freezing (max 0°C on Fri night, min -11°C on Thu night). Winds decreasing (near gales from the WSW on Thu afternoon, moderate winds from the WSW by Sat night).

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

A light covering of new snow mostly falling on Sun morning. Freeze-thaw conditions (max 2°C on Tue morning, min -7°C on Mon morning). Winds decreasing (fresh winds from the SW on Sun night, light winds from the SSW by Mon 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
2°C
moderate snow
Low drifting moderate snow.
Wind obs. (56 kph from 250 degs) was rejected.
5.0 km
Low: no significant cloud
BaseMarambio
344 km E
200m alt.
2 hours ago
2°C
heavy snow
Heavy drifting snow, below eye level.
Wind obs. (57 kph from 230 degs) was rejected.
5.0 km
Mid: scattered
BaseEsperanza
360 km ENE
24m alt.
2 hours ago
6°C
-
26
Moderate winds from the W
(26 kph at 270).
30 km
Mid: scattered
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.
BaseCarlini
378 km NE
11m alt.
2 hours ago
-1°C
-
37
Fresh winds from the WNW
(37 kph at 290).
30 km
Mid: mostly cloudy
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.
2 hours ago
0°C
Mist
52
Near gales from the NNW
(52 kph at 340).
2.0 km
Mid: overcast
ASCATB283E69S
756 km SSW
15m alt.
3 hours ago
60
Near gales from the W
(60 kph at 276).
- km
ASCATB282E69S
775 km SSW
15m alt.
3 hours ago
54
Near gales from the W
(54 kph at 276).
- km
ASCATB281E68S
803 km SSW
15m alt.
3 hours ago
57
Near gales from the W
(57 kph at 280).
- 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.