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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 8 pm Sun 18 Oct Local Time
Updates in:
hr min s
Update imminent 

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 6°C on Sun night, min -8°C on Tue morning). Winds decreasing (fresh winds from the NNE on Sun night, light winds from the WNW by Mon morning).

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Thu morning. Temperatures will be below freezing (max 0°C on Thu morning, min -8°C on Thu night). Winds decreasing (fresh winds from the SW on Thu night, light winds from the WNW by Sat morning).

Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
light snow
light snow
light snow
snow showers
cloud
heavy snow
light snow
part cloud
light snow
mod snow
mod snow
mod snow
light snow
snow showers
cloud
light snow
light snow
light snow
light snow
snow shwrs
cloudy
heavy snow
light snow
some clouds
light snow
mod. snow
mod. snow
mod. snow
light snow
snow shwrs
cloudy
Cloud base (m)
1950
300
300
300
350
350
300
350
350
350
300
300
300
350
350
350
km/h
30
N
15
NNW
15
WSW
15
WSW
25
WSW
15
W
15
WNW
25
WSW
25
SW
15
W
25
W
15
WSW
30
SW
25
SW
30
SW
20
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
3
3
3
2
1
—
11
3
—
3
8
6
8
2
1
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
6
1
-2
-5
-7
-4
-3
-3
-2
-1
0
-2
-5
-6
-6
-4
min °C
1
-1
-3
-7
-8
-6
-3
-3
-3
-1
-2
-3
-8
-7
-7
-6
 chill °C
-3
-5
-8
-14
-16
-12
-9
-10
-10
-6
-8
-10
-16
-15
-15
-13
Freezing level m
1700
650
200
0
0
0
0
50
0
50
550
100
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-1-6-9-13-15-12-9-9-6-5-6-9-13-13-11-72-3-6-10-11-8-6-7-5-3-4-6-11-10-9-640-3-6-8-5-3-3-3-1-1-3-7-7-7-5531-3-4-2-10-1121-3-4-4-6
Sunrise
—
5:22
—
—
5:18
—
—
5:15
—
—
5:11
—
—
5:07
—
—
Sunset
—
—
8:37
—
—
8:40
—
—
8:45
—
—
8:47
—
—
8:51
—

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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 Tue night. Freeze-thaw conditions (max 6°C on Sun night, min -8°C on Tue morning). Winds decreasing (fresh winds from the NNE on Sun night, light winds from the WNW by Mon morning).

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

A heavy fall of snow, heaviest during Thu morning. Temperatures will be below freezing (max 0°C on Thu morning, min -8°C on Thu night). Winds decreasing (fresh winds from the SW on Thu night, light winds from the WNW by Sat morning).

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
clear
-
52
Near gales from the NNW
(52 kph at 340).
0.0 km
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
52 minutes ago
-4°C
No report.
Wind obs. (115 kph from 270 degs) was rejected.
Teniente R. Marsh Airport
372 km NE
45m alt.
3 hours ago
clear
Fog freezing -.
33
Fresh winds from the N
(33 kph at 350).
0.1 km
Dinamet
379 km NE
52m alt.
52 minutes ago
-3°C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
ASCATB314E60S
1109 km ENE
15m alt.
3 hours ago
33
Fresh winds from the W
(33 kph at 264).
- km
1119 km NW
14m alt.
3 hours ago
-
Wind obs. (43 kph from 260 degs) was rejected.
ASCATB315E60S
1119 km ENE
15m alt.
3 hours ago
28
Moderate winds from the W
(28 kph at 262).
- km
Puerto Williams
1119 km NW
14m alt.
2 hours ago
8°C
Light rain .
4
Calm
(4 kph at 70).
10.0 km
Low: overcast
Ushuaia Naval Base Airport
1143 km NW
204m alt.
2 hours ago
8°C
clear
Shower - in the vicinity.
2
Calm
(2 kph at 1).
10.0 km
Low: few
ASCATB314E59S
1173 km ENE
15m alt.
3 hours ago
32
Fresh winds from the W
(32 kph at 269).
- 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.