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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 2 am Thu 17 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Thu night. Temperatures will be well below freezing (max -6°C on Thu afternoon, min -17°C on Sat night). Mainly fresh winds.

Days 4–6 Weather Summary

A heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max -3°C on Mon afternoon, min -15°C on Sun morning). Winds increasing (light winds from the W on Sun night, fresh winds from the NNW by Mon night).

Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
light snow
heavy snow
mod snow
light snow
mod snow
light snow
snow showers
snow showers
part cloud
part cloud
part cloud
cloud
light snow
heavy snow
snow showers
cloud
mod snow
light snow
light snow
heavy snow
mod. snow
light snow
mod. snow
light snow
snow shwrs
snow shwrs
some clouds
some clouds
some clouds
cloudy
light snow
heavy snow
snow shwrs
cloudy
mod. snow
Cloud base (m)
300
250
250
250
250
250
300
300
300
350
400
350
300
300
250
250
250
250
km/h
15
W
30
W
25
W
20
W
20
W
25
SW
20
SW
20
SW
15
SW
20
SW
20
SW
10
WSW
10
NW
20
NNW
20
WNW
15
WNW
15
N
30
NNE
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
4
5
15
6
2
6
2
1
2
4
17
4
7
 mm
max °C
-7
-6
-6
-6
-9
-11
-14
-14
-15
-13
-12
-7
-4
-3
-4
-8
-7
-5
min °C
-10
-7
-6
-7
-10
-13
-14
-16
-17
-15
-13
-12
-6
-4
-9
-9
-8
-6
 chill °C
-17
-16
-14
-14
-17
-22
-23
-25
-26
-24
-22
-19
-10
-11
-17
-15
-14
-14
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-14-12-13-15-17-19-21-22-19-17-16-13-11-10-14-16-14-12-12-10-10-11-14-16-18-19-18-16-14-11-8-7-10-12-11-9-9-7-6-7-10-12-14-15-16-14-13-10-5-4-7-9-8-6-6-3-3-3-6-9-10-11-14-13-11-8-3-1-3-5-4-3
Sunrise
7:20
7:16
7:11
7:09
7:05
7:01
Sunset
6:59
7:01
7:05
7:07
7:10
7:14

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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 night. Temperatures will be well below freezing (max -6°C on Thu afternoon, min -17°C on Sat night). Mainly fresh winds.

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

A heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max -3°C on Mon afternoon, min -15°C on Sun morning). Winds increasing (light winds from the W on Sun night, fresh winds from the NNW by Mon night).

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
hy2b297E64S
109 km N
15m alt.
2 hours ago
58
Near gales from the SW
(58 kph at 235).
- km
hy2b298E62S
307 km NNE
15m alt.
2 hours ago
63
Gales from the WSW
(63 kph at 242).
- km
hy2b301E63S
320 km NE
15m alt.
2 hours ago
70
Gales from the WSW
(70 kph at 242).
- km
Captain Arturo Prat Base
323 km NE
111m alt.
1 hour ago
-5°C
State of sky unchanged.
56
Near gales from the WSW
(56 kph at 250).
30 km
Mid: overcast
BaseBernardoO higgins
326 km ENE
10m alt.
1 hour ago
-10°C
State of sky unchanged.
17
Light winds from the W
(17 kph at 270).
30 km
Mid: overcast
hy2b302E63S
336 km NE
15m alt.
2 hours ago
68
Gales from the WSW
(68 kph at 245).
- km
Marambio Airport (Seymour Island)
340 km E
232m alt.
1 hour ago
clear
-
22
Moderate winds from the WSW
(22 kph at 240).
0.0 km
BaseMarambio
344 km E
200m alt.
1 hour ago
-8°C
-
20
Moderate winds from the WSW
(20 kph at 250).
35 km
Mid: scattered
BaseEsperanza
360 km ENE
24m alt.
1 hour ago
-6°C
-
6
Light winds from the W
(6 kph at 270).
30 km
Mid: few
hy2b299E62S
364 km NNE
15m alt.
2 hours ago
65
Gales from the WSW
(65 kph at 245).
- 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.