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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 8 pm Thu 13 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Sun morning. Temperatures will be well below freezing (max -6°C on Fri morning, min -10°C on Fri night). Winds decreasing (strong winds from the SW on Thu night, light winds from the WNW by Sun afternoon).

Days 5–7 Weather Summary

A moderate fall of snow, heaviest on Tue morning. Temperatures will be below freezing (max -5°C on Tue afternoon, min -10°C on Wed morning). Winds decreasing (strong winds from the NE on Mon night, calm by Wed morning).

Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
snow showers
light snow
snow showers
clear
light snow
mod snow
mod snow
mod snow
light snow
mod snow
cloud
part cloud
light snow
snow showers
light snow
light snow
snow shwrs
light snow
snow shwrs
clear
light snow
mod. snow
mod. snow
mod. snow
light snow
mod. snow
cloudy
some clouds
light snow
snow shwrs
light snow
light snow
Cloud base (m)
350
300
300
300
400
300
300
300
300
250
300
400
600
300
250
250
km/h
30
SW
30
W
25
WSW
25
SW
30
W
25
W
20
WNW
25
W
15
WNW
35
NE
15
NE
15
NE
35
NNE
10
NNW
10
N
25
NNE
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
3
1
2
5
7
10
10
2
7
2
4
1
1
 mm
max °C
-8
-6
-8
-9
-6
-6
-6
-7
-7
-6
-8
-8
-6
-8
-5
-6
min °C
-9
-6
-9
-10
-8
-7
-7
-8
-8
-8
-8
-8
-8
-8
-6
-9
 chill °C
-18
-14
-17
-19
-17
-15
-14
-16
-14
-14
-14
-14
-17
-12
-10
-16
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-11-9-11-11-10-9-10-11-11-10-10-10-9-11-9-10-9-6-9-10-7-7-7-8-8-7-8-8-7-8-6-8-6-4-6-8-5-4-4-4-5-5-6-8-7-7-5-6-4-2-3-7-2-1-1-1-3-3-5-6-7-6-4-5
Sunrise
9:19
9:17
9:12
9:10
9:07
Sunset
5:19
5:22
5:24
5:28
5:30

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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 Sun morning. Temperatures will be well below freezing (max -6°C on Fri morning, min -10°C on Fri night). Winds decreasing (strong winds from the SW on Thu night, light winds from the WNW by Sun afternoon).

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

A moderate fall of snow, heaviest on Tue morning. Temperatures will be below freezing (max -5°C on Tue afternoon, min -10°C on Wed morning). Winds decreasing (strong winds from the NE on Mon night, calm by Wed morning).

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
ASCATB300E63S
278 km NE
15m alt.
2 hours ago
52
Near gales from the WSW
(52 kph at 247).
- km
Captain Arturo Prat Base
323 km NE
111m alt.
3 hours ago
-1° C
State of sky unchanged.
24
Moderate winds from the WSW
(24 kph at 240).
30 km
Mid: overcast
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
-
28
Moderate winds from the SW
(28 kph at 230).
0.0 km
BaseMarambio
344 km E
200m alt.
3 hours ago
-1° C
-
35
Fresh winds from the SW
(35 kph at 230).
35 km
Mid: clear
ASCATB301E63S
350 km NE
15m alt.
2 hours ago
51
Near gales from the WSW
(51 kph at 238).
- km
BaseEsperanza
360 km ENE
24m alt.
3 hours ago
-4° C
-
Wind obs. (7 kph from 50 degs) was rejected.
30 km
Mid: clear
CentroMet.Antártico Presidente Eduardo Frei
372 km NE
48m alt.
3 hours ago
-4° C
partially cloudy
No report.
Wind obs. (115 kph from 270 degs) was rejected.
30 km
Mid: overcast
Teniente R. Marsh Airport
372 km NE
45m alt.
3 hours ago
-1° C
cloudy
Dry and cloudy.
13
Light winds from the WSW.(Wind varies from 200 to 310 degs)
(13 kph at 250).
10.0 km
Low: overcast
BaseCarlini
378 km NE
11m alt.
3 hours ago
-1° C
-
17
Light winds from the WSW
(17 kph at 250).
30 km
Mid: mostly cloudy
Dinamet
379 km NE
52m alt.
3 hours ago
-3° C
No report.
Wind obs. (22 kph from 300 degs) was rejected.

* 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.