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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 2 pm Fri 18 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A moderate fall of snow, heaviest on Mon morning. Temperatures will be well below freezing (max -7°C on Mon morning, min -21°C on Sat night). Winds increasing (light winds from the WSW on Fri afternoon, strong winds from the SW by Sun afternoon).

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Thu morning. Temperatures will be well below freezing (max -7°C on Mon afternoon, min -18°C on Wed afternoon). Winds increasing (light winds from the S on Tue night, fresh winds from the SW by Wed afternoon).

Fri
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
light snow
light snow
light snow
part cloud
clear
clear
snow showers
mod snow
mod snow
heavy snow
light snow
cloud
snow showers
light snow
light snow
mod snow
light snow
light snow
light snow
light snow
some clouds
clear
clear
snow shwrs
mod. snow
mod. snow
heavy snow
light snow
cloudy
snow shwrs
light snow
light snow
mod. snow
Cloud base (m)
250
250
250
250
300
300
300
450
300
250
250
250
300
250
250
250
250
km/h
20
W
25
SW
25
SW
20
SW
20
SW
25
SW
30
SW
25
WSW
25
WNW
25
WNW
30
W
10
W
10
N
5
S
20
WSW
35
WSW
30
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
2
3
2
2
1
7
7
13
1
2
1
3
6
 mm
max °C
-14
-16
-19
-19
-17
-17
-14
-9
-7
-7
-11
-13
-10
-10
-14
-16
-13
min °C
-15
-19
-19
-20
-21
-17
-16
-14
-7
-8
-15
-16
-11
-12
-17
-18
-16
 chill °C
-24
-30
-30
-30
-31
-28
-28
-26
-15
-17
-24
-23
-17
-20
-29
-31
-27
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-18-20-22-23-21-18-16-13-11-13-17-17-14-15-16-18-17-15-18-19-20-19-17-15-12-7-8-13-15-11-11-16-17-15-11-14-15-16-18-16-15-11-5-5-10-12-9-10-13-13-11-7-10-11-12-17-15-14-10-2-1-6-9-6-8-10-10-9
Sunrise
7:11
7:09
7:05
7:01
6:58
Sunset
7:01
7:05
7:07
7:10
7:14
7:16

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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 Mon morning. Temperatures will be well below freezing (max -7°C on Mon morning, min -21°C on Sat night). Winds increasing (light winds from the WSW on Fri afternoon, strong winds from the SW by Sun afternoon).

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

A heavy fall of snow, heaviest during Thu morning. Temperatures will be well below freezing (max -7°C on Mon afternoon, min -18°C on Wed afternoon). Winds increasing (light winds from the S on Tue night, fresh winds from the SW by Wed afternoon).

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
-
43
Strong winds from the S
(43 kph at 180).
0.0 km
BaseMarambio
344 km E
200m alt.
3 hours ago
-2°C
-
26
Moderate winds from the SSE
(26 kph at 160).
35 km
Mid: mostly cloudy
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
59 minutes 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
-2°C
partially cloudy
Dry and partly cloudy.
52
Near gales from the W
(52 kph at 270).
10.0 km
Low: few
Mid: broken
Dinamet
379 km NE
52m alt.
2 hours ago
-3°C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
hy2c304E61S
626 km NE
15m alt.
3 hours ago
48
Strong winds from the WNW
(48 kph at 288).
- km
hy2c304E60S
648 km NE
15m alt.
3 hours ago
44
Strong winds from the WNW
(44 kph at 285).
- km
hy2c305E61S
655 km NE
15m alt.
3 hours ago
51
Near gales from the WNW
(51 kph at 288).
- km
hy2c303E60S
663 km NE
15m alt.
3 hours ago
42
Strong winds from the WNW
(42 kph at 295).
- km
hy2c305E60S
676 km NE
15m alt.
3 hours ago
46
Strong winds from the WNW
(46 kph at 285).
- 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.