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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 am Sat 20 Jun Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max -5°C on Sat morning, min -12°C on Sun afternoon). Winds increasing (light winds from the NNW on Sat afternoon, near gales from the WSW by Sun morning).

Days 4–6 Weather Summary

A heavy fall of snow, heaviest during Wed night. Temperatures will be well below freezing (max -8°C on Thu night, min -14°C on Tue afternoon). Winds increasing (calm on Tue night, gales from the NE by Wed night).

Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
cloud
heavy snow
mod snow
light snow
mod snow
mod snow
snow showers
heavy snow
light snow
snow showers
clear
clear
cloud
mod snow
snow showers
part cloud
light snow
light snow
cloudy
heavy snow
mod. snow
light snow
mod. snow
mod. snow
snow shwrs
heavy snow
light snow
snow shwrs
clear
clear
cloudy
mod. snow
snow shwrs
some clouds
light snow
km/h
20
NNW
15
NNW
55
W
45
NNW
55
WSW
40
WSW
35
W
25
WSW
30
W
35
WSW
25
WSW
10
SSW
10
NNE
15
NNE
75
NNE
15
W
25
SW
20
NNW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
2
12
6
5
7
7
2
14
2
1
10
7
1
 mm
max °C
-5
-6
-9
-7
-12
-11
-10
-11
-9
-12
-13
-13
-11
-10
-9
-10
-10
-8
min °C
-5
-7
-11
-9
-12
-12
-10
-11
-12
-13
-14
-14
-13
-11
-10
-10
-10
-8
 chill °C
-11
-14
-24
-21
-25
-23
-20
-20
-23
-23
-23
-22
-18
-18
-22
-17
-18
-15
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
250
250
250
150
250
300
300
300
300
300
300
350
1350
300
300
300
Sea lvl1000m2000m3000m4000m5000m
-7-10-14-13-17-16-15-15-16-17-17-16-14-12-12-13-13-11-5-7-10-8-12-12-10-11-11-13-14-14-12-11-10-10-10-8-3-5-6-5-8-8-7-8-7-9-11-12-12-10-8-7-8-6-1-2-3-3-4-4-3-5-4-6-8-11-11-10-6-4-6-3
Sunrise
11:23
11:23
11:23
11:23
11:23
11:23
Sunset
3:07
3:07
3:07
3:08
3:08
3:10

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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 Mon night. Temperatures will be below freezing (max -5°C on Sat morning, min -12°C on Sun afternoon). Winds increasing (light winds from the NNW on Sat afternoon, near gales from the WSW by Sun morning).

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

A heavy fall of snow, heaviest during Wed night. Temperatures will be well below freezing (max -8°C on Thu night, min -14°C on Tue afternoon). Winds increasing (calm on Tue night, gales from the NE by Wed 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
-
26
Moderate winds from the NW
(26 kph at 320).
0.0 km
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
45 minutes ago
-4° C
No report.
Wind obs. (115 kph from 270 degs) was rejected.
Dinamet
379 km NE
52m alt.
45 minutes ago
-3° C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
Puerto Williams
1119 km NW
14m alt.
2 hours ago
5° C
No report.
4
Calm
(4 kph at 1).
10.0 km
Ushuaia Naval Base Airport
1143 km NW
204m alt.
2 hours ago
4° C
partially cloudy
Dry and partly cloudy.
2
Calm
(2 kph at 1).
10.0 km
Low: scattered
ASCATC272E70S
1181 km SSW
15m alt.
2 hours ago
47
Strong winds from the NE
(47 kph at 42).
- km
ASCATC271E69S
1214 km SSW
15m alt.
2 hours ago
40
Strong winds from the NNE
(40 kph at 12).
- km
ASCATC271E70S
1224 km SSW
15m alt.
2 hours ago
43
Strong winds from the NNE
(43 kph at 32).
- km
ASCATB271E70S
1226 km SSW
15m alt.
3 hours ago
48
Strong winds from the NE
(48 kph at 44).
- km
ASCATC270E69S
1239 km SSW
15m alt.
2 hours ago
39
Strong winds from the N
(39 kph at 7).
- 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.