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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 8 am Tue 31 Mar Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A dusting of new snow. Temperatures will be below freezing (max -1°C on Tue morning, min -5°C on Wed night). Wind will be generally light.

Days 4–6 Weather Summary

A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max 0°C on Sun morning, min -6°C on Fri morning). Winds increasing (light winds from the NW on Fri night, fresh winds from the NNE by Sun night).

Tuesday
31
Wednesday
1
Thursday
2
Friday
3
Saturday
4
Sunday
5
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
snow showers
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
snow showers
light snow
mod snow
mod snow
light snow
cloud
heavy snow
light snow
snow shwrs
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
cloudy
snow shwrs
light snow
mod. snow
mod. snow
light snow
cloudy
heavy snow
 km/h
15
NNE
20
NE
10
SE
20
E
20
ESE
15
E
10
E
5
E
10
SW
20
SW
20
SW
5
NW
20
NNE
15
NW
15
W
10
W
10
N
35
NNE
2
1
1
2
7
9
1
14
max °C
-1
-1
-2
-2
-3
-4
-3
-3
-5
-6
-6
-2
-1
-1
-1
0
0
0
min °C
-1
-2
-4
-2
-4
-5
-4
-4
-5
-6
-6
-6
-2
-2
-3
-1
0
-3
-6
-6
-9
-8
-10
-10
-7
-6
-8
-13
-13
-11
-8
-8
-10
-4
-3
-10
350
350
0
0
0
0
0
0
0
0
0
0
50
250
0
400
450
350
Cloud base (m)
250
250
300
2500
1250
2150
2400
4100
300
300
350
250
250
300
300
300
250
Sea lvl1000m2000m3000m4000m5000m
-8-8-6-6-7-8-9-9-9-11-12-7-6-8-8-6-6-8-4-4-3-3-5-5-5-6-7-9-9-5-3-5-6-3-3-4-1-2-3-2-4-5-4-4-5-6-6-4-2-2-2-10-221-4-1-2-3-2-2-4-4-3-2111221
Sunrise
7:47
7:50
7:52
7:56
7:58
8:02
Sunset
6:49
6:45
6:40
6:37
6:34
6:30

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Mount William (Antarctica) Weather (Days 0-3):

The weather forecast for Mount William (Antarctica) is: A dusting of new snow. Temperatures will be below freezing (max -1°C on Tue morning, min -5°C on Wed night). Wind will be generally light.

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

A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max 0°C on Sun morning, min -6°C on Fri morning). Winds increasing (light winds from the NW on Fri night, fresh winds from the NNE by Sun 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
Captain Arturo Prat Base
323 km NE
111m alt.
3 hours ago
4° C
Mist
9
Light winds from the ENE
(9 kph at 60).
4.0 km
Mid: mostly cloudy
BaseBernardoO higgins
326 km ENE
10m alt.
3 hours ago
0° C
State of sky unchanged.
Wind obs. (9 kph from 10 degs) was rejected.
30 km
Mid: overcast
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
Fog freezing -.
33
Fresh winds from the S
(33 kph at 180).
0.1 km
BaseMarambio
344 km E
200m alt.
3 hours ago
-9° C
Fog, depositing rime, sky not visible.
28
Moderate winds from the S
(28 kph at 180).
<100m
Mid: sky obscured
BaseEsperanza
360 km ENE
24m alt.
3 hours ago
1° C
Fog, sky visible, becoming thicker.
0
Calm
(0 kph at 0).
0.1 km
Mid: overcast
CentroMet.Antártico Presidente Eduardo Frei
372 km NE
48m alt.
2 hours ago
-4° C
partially cloudy
No report.
Wind obs. (115 kph from 270 degs) was rejected.
30 km
Mid: scattered
Teniente R. Marsh Airport
372 km NE
45m alt.
2 hours ago
7° C
partially cloudy
Dry and partly cloudy.
9
Light winds from the N
(9 kph at 1).
10.0 km
Low: few
Mid: broken
Dinamet
379 km NE
52m alt.
2 hours ago
-3° C
No report.
Wind obs. (22 kph from 300 degs) was rejected.
BaseSanMartin
403 km S
7m alt.
3 hours ago
2° C
-
9
Light winds from the SW
(9 kph at 230).
40 km
Mid: mostly cloudy
ASCATC280E65S
789 km SW
15m alt.
3 hours ago
32
Fresh winds from the NNW
(32 kph at 333).
- 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.