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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 8 am Sat 25 Apr Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A moderate fall of snow, heaviest on Mon night. Temperatures will be below freezing (max -2°C on Mon morning, min -12°C on Sat afternoon). Winds decreasing (fresh winds from the SW on Sat night, light winds from the NNE by Mon night).

Days 4–6 Weather Summary

A light covering of new snow mostly falling on Tue morning. Temperatures will be well below freezing (max -7°C on Tue morning, min -10°C on Thu afternoon). Wind will be generally light.

Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
light snow
light snow
cloud
cloud
cloud
light snow
light snow
mod snow
light snow
light snow
light snow
cloud
cloud
part cloud
part cloud
part cloud
part cloud
some clouds
light snow
light snow
cloudy
cloudy
cloudy
light snow
light snow
mod. snow
light snow
light snow
light snow
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
 km/h
15
SW
25
WSW
35
SW
15
W
25
N
20
NNW
20
N
30
NNE
10
NNW
15
N
15
N
20
NNE
15
NNE
10
NNE
10
ENE
0
ENE
10
SSW
20
SW
1
2
1
3
10
2
1
2
max °C
-10
-11
-11
-8
-4
-3
-2
-2
-5
-7
-7
-7
-7
-8
-8
-9
-9
-10
min °C
-10
-12
-12
-9
-6
-3
-3
-4
-6
-7
-7
-7
-7
-8
-9
-9
-10
-10
-17
-22
-23
-15
-13
-10
-9
-9
-11
-13
-13
-14
-14
-13
-14
-9
-17
-19
0
0
0
0
0
150
350
500
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
450
300
300
300
300
350
400
250
250
250
250
250
350
300
350
350
350
300
Sea lvl1000m2000m3000m4000m5000m
-13-14-13-11-8-6-6-7-9-11-11-11-11-12-12-13-13-13-10-12-12-9-5-3-3-3-6-7-7-7-7-8-9-9-10-10-8-8-9-6-3-2-1-1-3-4-5-5-5-6-7-7-8-8-7-5-6-4-11230-2-2-3-3-3-5-6-7-6
Sunrise
9:03
9:06
9:08
9:12
9:15
9:18
Sunset
5:20
5:15
5:13
5:09
5:06
5:02

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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 night. Temperatures will be below freezing (max -2°C on Mon morning, min -12°C on Sat afternoon). Winds decreasing (fresh winds from the SW on Sat night, light winds from the NNE by Mon night).

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

A light covering of new snow mostly falling on Tue morning. Temperatures will be well below freezing (max -7°C on Tue morning, min -10°C on Thu afternoon). Wind will be generally light.

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
Captain Arturo Prat Base
323 km NE
111m alt.
2 hours ago
-3° C
State of sky unchanged.
6
Light winds from the ESE
(6 kph at 120).
30 km
Mid: overcast
BaseBernardoO higgins
326 km ENE
10m alt.
2 hours ago
-9° C
partially cloudy
Clouds developing.
Wind obs. (28 kph from 140 degs) was rejected.
34 km
Mid: overcast
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
-10° C
light snow
Light snow.
57
Near gales from the SW
(57 kph at 220).
0.1 km
High: overcast
BaseMarambio
344 km E
200m alt.
2 hours ago
-10° C
light snow
Continuous light snow.
65
Gales from the SSW
(65 kph at 210).
<100m
Mid: overcast
BaseEsperanza
360 km ENE
24m alt.
2 hours ago
-6° C
moderate snow
Slight to moderate drifting snow, below eye level.
37
Fresh winds from the SW
(37 kph at 230).
3.0 km
Mid: mostly cloudy
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
54 minutes ago
-4° C
State of sky unchanged.
9
Light winds from the SE
(9 kph at 130).
30 km
Mid: mostly cloudy
Teniente R. Marsh Airport
372 km NE
45m alt.
2 hours ago
-4° C
partially cloudy
Dry and partly cloudy.
9
Light winds from the SE
(9 kph at 130).
10.0 km
Low: broken
BaseCarlini
378 km NE
11m alt.
2 hours ago
-4° C
-
15
Light winds from the NNE
(15 kph at 20).
30 km
Mid: mostly cloudy
Dinamet
379 km NE
52m alt.
54 minutes ago
-3° C
No report.
Wind obs. (22 kph from 300 degs) was rejected.
BaseSanMartin
403 km S
7m alt.
2 hours ago
-
37
Fresh winds from the NW
(37 kph at 320).
5.0 km
Mid: overcast

* 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.