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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 8 pm Mon 05 Oct Local Time
Updates in:
hr min s
Update imminent 

Days 1–4 Weather Summary

A moderate fall of snow, heaviest on Thu morning. Temperatures will be below freezing (max -1°C on Wed morning, min -7°C on Mon night). Wind will be generally light.

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 2°C on Fri afternoon, min -4°C on Thu night). Winds decreasing (near gales from the NW on Fri afternoon, light winds from the WNW by Sat afternoon).

Tuesday
6
Wednesday
7
Thursday
8
Friday
9
Saturday
10
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
part cloud
part cloud
light snow
cloud
light snow
light snow
mod snow
snow showers
mod snow
mod snow
light snow
light snow
snow showers
part cloud
light snow
some clouds
some clouds
some clouds
light snow
cloudy
light snow
light snow
mod. snow
snow shwrs
mod. snow
mod. snow
light snow
light snow
snow shwrs
some clouds
light snow
Cloud base (m)
350
350
400
300
300
300
300
300
350
750
300
300
300
350
350
1800
km/h
5
WSW
10
WSW
10
WSW
10
N
20
NNE
5
NNW
15
WNW
20
WNW
25
WSW
20
N
25
NW
50
NW
45
WNW
15
W
10
W
10
NNE
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
—
—
—
1
—
1
3
7
1
7
7
1
5
1
—
1
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
-5
-5
-5
-2
-1
-1
-2
-2
-3
-1
1
2
-1
-3
-2
-1
min °C
-7
-7
-5
-4
-1
-1
-3
-2
-4
-4
0
1
-4
-4
-3
-4
 chill °C
-10
-12
-10
-8
-7
-3
-8
-7
-10
-9
-6
-7
-12
-10
-6
-8
Freezing level m
0
0
0
0
200
350
50
100
50
0
550
1000
0
0
100
0
Sea lvl1000m2000m3000m4000m5000m
-6-8-9-8-7-7-8-9-10-7-4-4-10-11-8-7-6-6-7-5-4-4-5-5-7-4-2-1-7-7-5-4-6-6-5-3-1-1-3-2-4-312-3-4-3-3-7-6-3-122110-1341-10-1
Sunrise
—
6:09
—
—
6:05
—
—
6:03
—
—
5:58
—
—
5:54
—
—
Sunset
—
—
7:55
—
—
8:00
—
—
8:02
—
—
8:06
—
—
8:08
—

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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 Thu morning. Temperatures will be below freezing (max -1°C on Wed morning, min -7°C on Mon night). Wind will be generally light.

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

A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 2°C on Fri afternoon, min -4°C on Thu night). Winds decreasing (near gales from the NW on Fri afternoon, light winds from the WNW by Sat afternoon).

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
ASCATB299E63S
224 km NE
15m alt.
3 hours ago
31
Fresh winds from the W
(31 kph at 263).
- km
ASCATB300E63S
278 km NE
15m alt.
3 hours ago
33
Fresh winds from the W
(33 kph at 262).
- km
ASCATB298E62S
284 km NNE
15m alt.
3 hours ago
28
Moderate winds from the W
(28 kph at 263).
- km
Captain Arturo Prat Base
323 km NE
111m alt.
1 hour ago
-5°C
Mist
4
Calm
(4 kph at 100).
3.0 km
Mid: overcast
BaseBernardoO higgins
326 km ENE
10m alt.
1 hour ago
-5°C
Fog, sky not visible, thinning.
22
Moderate winds from the W
(22 kph at 270).
2.0 km
Mid: overcast
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
-
Wind obs. (17 kph from 180 degs) was rejected.
0.0 km
BaseMarambio
344 km E
200m alt.
1 hour ago
1°C
-
Wind obs. (13 kph from 160 degs) was rejected.
35 km
Mid: clear
ASCATC301E63S
346 km NE
15m alt.
3 hours ago
27
Moderate winds from the W
(27 kph at 274).
- km
ASCATB299E62S
346 km NNE
15m alt.
3 hours ago
26
Moderate winds from the WSW
(26 kph at 256).
- km
ASCATB301E63S
350 km NE
15m alt.
3 hours ago
30
Fresh winds from the W
(30 kph at 273).
- 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.