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

Mount William (Antarctica) Weather Forecast

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

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Thu night. Temperatures will be well below freezing (max -9°C on Thu afternoon, min -20°C on Sat night). Mainly strong winds.

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Mon morning. Temperatures will be well below freezing (max -7°C on Mon morning, min -15°C on Sun afternoon). Winds decreasing (strong winds from the NNE on Tue afternoon, calm by Tue night).

Thu
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
mod snow
heavy snow
mod snow
light snow
mod snow
light snow
light snow
light snow
part cloud
part cloud
part cloud
mod snow
light snow
mod snow
light snow
mod snow
light snow
mod. snow
heavy snow
mod. snow
light snow
mod. snow
light snow
light snow
light snow
some clouds
some clouds
some clouds
mod. snow
light snow
mod. snow
light snow
mod. snow
light snow
Cloud base (m)
250
250
250
250
250
250
250
300
300
350
350
300
250
250
300
200
250
km/h
35
W
35
W
30
WSW
20
W
25
SW
25
SW
25
SW
25
SW
30
SW
35
SW
20
WSW
25
NW
30
WNW
35
WSW
15
N
45
NNE
15
ENE
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
6
18
6
2
7
2
2
2
7
4
8
1
6
5
 mm
max °C
-9
-9
-10
-14
-15
-17
-17
-16
-16
-14
-8
-7
-9
-11
-10
-10
-10
min °C
-10
-9
-12
-15
-17
-17
-18
-20
-16
-15
-13
-8
-10
-14
-13
-10
-11
 chill °C
-20
-19
-21
-25
-27
-28
-29
-31
-27
-27
-23
-16
-19
-23
-21
-21
-18
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-12-13-15-18-19-20-21-20-18-16-13-11-14-17-15-13-15-10-9-11-15-16-17-18-18-16-15-11-8-10-13-12-10-11-7-6-8-11-13-14-14-16-14-13-9-5-6-10-9-7-10-3-3-4-7-9-10-10-13-12-11-8-2-3-7-6-4-9
Sunrise
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 -9°C on Thu afternoon, min -20°C on Sat night). Mainly strong winds.

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

A heavy fall of snow, heaviest during Mon morning. Temperatures will be well below freezing (max -7°C on Mon morning, min -15°C on Sun afternoon). Winds decreasing (strong winds from the NNE on Tue afternoon, calm by Tue night).

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
-
41
Strong winds from the NW
(41 kph at 320).
0.0 km
BaseMarambio
344 km E
200m alt.
2 hours ago
-7°C
-
41
Strong winds from the NW
(41 kph at 320).
35 km
Mid: scattered
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
47 minutes ago
-4°C
No report.
115
Extremely windy from the W
(115 kph at 270).
Teniente R. Marsh Airport
372 km NE
45m alt.
2 hours ago
-4°C
cloudy
Dry and cloudy.
70
Gales from the W
(70 kph at 260).
10.0 km
Low: overcast
Dinamet
379 km NE
52m alt.
47 minutes ago
-3°C
No report.
Wind obs. (22 kph from 300 degs) was rejected.
hy2c311E60S
970 km ENE
15m alt.
2 hours ago
52
Near gales from the WSW
(52 kph at 245).
- km
hy2c311E59S
975 km NE
15m alt.
2 hours ago
52
Near gales from the WSW
(52 kph at 245).
- km
hy2c310E59S
987 km NE
15m alt.
2 hours ago
51
Near gales from the WSW
(51 kph at 238).
- km
hy2c310E58S
1002 km NE
15m alt.
2 hours ago
52
Near gales from the WSW
(52 kph at 238).
- km
hy2c312E59S
1007 km ENE
15m alt.
2 hours ago
52
Near gales from the WSW
(52 kph at 248).
- 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.