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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 8 pm Tue 20 Oct Local Time
Updates in:
hr min s
Update imminent 

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -4°C on Wed afternoon, min -9°C on Thu morning). Winds decreasing (gales from the WSW on Thu morning, moderate winds from the WSW by Fri morning).

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max 0°C on Sat morning, min -9°C on Sun night). Mainly strong winds.

Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
mod snow
snow showers
light snow
heavy snow
light snow
mod snow
mod snow
light snow
mod snow
snow showers
part cloud
snow showers
mod snow
cloud
cloud
heavy snow
mod. snow
snow shwrs
light snow
heavy snow
light snow
mod. snow
mod. snow
light snow
mod. snow
snow shwrs
some clouds
snow shwrs
mod. snow
cloudy
cloudy
heavy snow
Cloud base (m)
300
350
400
300
350
300
350
400
300
300
350
300
300
300
300
300
km/h
30
W
30
WSW
40
W
40
WSW
40
W
60
WSW
40
SW
20
WSW
25
WSW
30
SW
25
WSW
30
WNW
20
WSW
25
WSW
20
W
40
W
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
9
1
1
11
5
8
7
1
6
2
—
1
8
—
—
11
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
-6
-7
-4
-5
-8
-9
-6
-4
-4
-2
0
0
-2
-2
-1
-2
min °C
-8
-8
-4
-8
-9
-9
-8
-6
-5
-5
0
-1
-4
-2
-2
-9
 chill °C
-17
-17
-13
-18
-22
-21
-19
-13
-13
-13
-6
-9
-10
-8
-8
-19
Freezing level m
0
0
0
0
0
0
0
0
200
0
950
1050
250
550
700
350
Sea lvl1000m2000m3000m4000m5000m
-9-9-7-10-12-13-10-8-7-4-2-3-6-4-4-9-7-8-4-7-9-9-7-5-5-40-1-3-2-2-6-4-5-2-4-5-5-5-3-2-211-111-3-1-20-1-1-1-201-1231330
Sunrise
—
5:15
—
—
5:11
—
—
5:07
—
—
5:03
—
—
5:01
—
—
Sunset
—
—
8:45
—
—
8:47
—
—
8:51
—
—
8:54
—
—
8:58
—

Loading...

Mount William (Antarctica) Weather (Days 0-3):

The weather forecast for Mount William (Antarctica) is: A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -4°C on Wed afternoon, min -9°C on Thu morning). Winds decreasing (gales from the WSW on Thu morning, moderate winds from the WSW by Fri morning).

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

A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max 0°C on Sat morning, min -9°C on Sun night). Mainly strong winds.

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
-
35
Fresh winds from the NW
(35 kph at 320).
0.0 km
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
0°C
clear
Mist -.
56
Near gales from the W
(56 kph at 270).
4.0 km
Low: overcast
Dinamet
379 km NE
52m alt.
48 minutes ago
-3°C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
1119 km NW
14m alt.
2 hours ago
-1°C
No report.
Wind obs. (43 kph from 260 degs) was rejected.
Puerto Williams
1119 km NW
14m alt.
2 hours ago
6°C
Dry and partly cloudy.
4
Calm
(4 kph at 1).
10.0 km
Low: no cloud
Ushuaia Naval Base Airport
1143 km NW
204m alt.
2 hours ago
5°C
clear
-
2
Calm
(2 kph at 1).
10.0 km
Low: few
Rio Grande Airport
1247 km NW
102m alt.
2 hours ago
5°C
partially cloudy
Dry and partly cloudy.
11
Light winds from the NNW
(11 kph at 340).
10.0 km
Low: few
Mid: mostly cloudy
Punta Arenas Unidad Aeropolicial
1359 km NW
61m alt.
2 hours ago
-
Wind obs. (40 kph from 260 degs) was rejected.
Instituto de la Patagonia (Jorge Schytte)
1361 km NW
8m alt.
2 hours ago
-
Wind obs. (22 kph from 250 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.