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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 am Sat 21 Mar Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Sun morning. Temperatures will be below freezing (max -3°C on Mon morning, min -8°C on Sat morning). Winds increasing (light winds from the WNW on Sun night, near gales from the NE by Mon afternoon).

Days 4–6 Weather Summary

A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max -3°C on Tue morning, min -11°C on Wed night). Winds increasing (light winds from the SSE on Wed morning, strong winds from the NNE by Thu night).

Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
snow showers
snow showers
light snow
light snow
snow showers
cloud
light snow
light snow
mod snow
cloud
cloud
cloud
cloud
light snow
mod snow
cloud
cloud
heavy snow
snow shwrs
snow shwrs
light snow
light snow
snow shwrs
cloudy
light snow
light snow
mod. snow
cloudy
cloudy
cloudy
cloudy
light snow
mod. snow
cloudy
cloudy
heavy snow
 km/h
20
WNW
20
WNW
10
WNW
20
WNW
15
WSW
10
NNW
35
NNE
45
NNE
45
NE
20
E
20
NE
20
ENE
5
SSE
15
SW
35
SW
15
WSW
15
N
30
NW
1
2
3
4
1
1
4
7
3
7
11
max °C
-7
-7
-6
-6
-8
-4
-3
-3
-3
-3
-3
-3
-5
-5
-10
-10
-6
-5
min °C
-8
-7
-8
-7
-8
-7
-4
-3
-4
-3
-3
-4
-5
-7
-11
-10
-8
-7
-15
-14
-14
-14
-14
-11
-12
-12
-11
-9
-9
-10
-8
-14
-22
-17
-14
-16
0
50
0
0
0
0
100
400
400
450
450
150
200
150
0
0
0
50
Cloud base (m)
300
300
300
450
300
1700
300
250
200
150
200
150
250
200
250
250
250
250
Sea lvl1000m2000m3000m4000m5000m
-12-11-10-10-11-9-7-6-6-6-6-7-8-10-13-13-11-10-8-7-7-7-8-6-4-3-4-3-3-4-5-6-11-10-7-6-4-4-5-3-4-4-2-1-10-1-2-2-3-7-7-5-4-1-1-20-1-212233111-4-4-2-1
Sunrise
7:16
7:18
7:22
7:24
7:28
7:31
Sunset
7:24
7:21
7:17
7:14
7:09
7:07

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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 below freezing (max -3°C on Mon morning, min -8°C on Sat morning). Winds increasing (light winds from the WNW on Sun night, near gales from the NE by Mon afternoon).

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

A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max -3°C on Tue morning, min -11°C on Wed night). Winds increasing (light winds from the SSE on Wed morning, strong winds from the NNE by Thu 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
Captain Arturo Prat Base
322 km NE
111m alt.
2 hours ago
3° C
moderate rain
Intermittent moderate rain.
19
Light winds from the W
(19 kph at 270).
30 km
Mid: overcast
Marambio Airport (Seymour Island)
339 km E
232m alt.
2 hours ago
clear
-
69
Gales from the NW
(69 kph at 320).
0.0 km
BaseMarambio
343 km E
200m alt.
2 hours ago
0° C
-
41
Strong winds from the NW
(41 kph at 320).
35 km
Mid: mostly cloudy
BaseEsperanza
359 km ENE
24m alt.
2 hours ago
2° C
light rain
Clouds dissolving.
26
Moderate winds from the NW
(26 kph at 320).
30 km
Mid: scattered
CentroMet.Antártico Presidente Eduardo Frei
370 km NE
48m alt.
2 hours ago
3° C
light rain
Intermittent light rain.
39
Strong winds from the NW
(39 kph at 310).
5.0 km
Mid: overcast
Teniente R. Marsh Airport
372 km NE
45m alt.
2 hours ago
3° C
light rain
Light rain .
39
Strong winds from the NW
(39 kph at 310).
5.0 km
Low: overcast
Dinamet
379 km NE
52m alt.
2 hours ago
-3° C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
SHIP10204
380 km NE
15m alt.
3 hours ago
2° C
46
Strong winds from the NW
(47 kph at 310).
- km
SHIP10889
380 km NE
15m alt.
3 hours ago
2° C
54
Near gales from the NW
(54 kph at 320).
- km
SHIP4136
380 km NE
3m alt.
3 hours ago
0° C
46
Strong winds from the NW
(46 kph at 310).

* 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.