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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 pm Tue 07 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max -5°C on Fri morning, min -10°C on Thu night). Winds decreasing (near gales from the W on Tue night, calm by Thu night).

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Fri afternoon. Temperatures will be below freezing (max -4°C on Fri afternoon, min -11°C on Sat afternoon). Winds decreasing (gales from the W on Fri afternoon, light winds from the WSW by Sat night).

Tue
7
Wednesday
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
heavy snow
light snow
light snow
snow showers
light snow
light snow
light snow
light snow
heavy snow
light snow
light snow
light snow
light snow
heavy snow
light snow
mod snow
light snow
heavy snow
light snow
light snow
snow shwrs
light snow
light snow
light snow
light snow
heavy snow
light snow
light snow
light snow
light snow
heavy snow
light snow
mod. snow
km/h
30
NE
50
WNW
30
WNW
35
NE
20
N
5
WNW
20
WSW
5
SW
10
NNW
40
WNW
60
W
45
WSW
25
SW
10
WNW
40
W
20
W
35
NW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
2
16
2
3
15
1
3
1
1
12
4
2
2
4
11
2
9
 mm
max °C
-6
-7
-8
-6
-6
-8
-7
-8
-5
-4
-8
-10
-11
-7
-5
-8
-4
min °C
-6
-8
-9
-7
-9
-8
-8
-10
-8
-5
-9
-10
-11
-11
-7
-8
-6
 chill °C
-14
-20
-16
-16
-13
-12
-13
-16
-14
-16
-21
-21
-20
-17
-16
-15
-13
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
1100
200
250
450
200
350
300
650
400
300
300
350
350
350
300
350
250
Sea lvl1000m2000m3000m4000m5000m
-12-16-15-11-14-15-15-15-12-12-17-18-19-16-14-14-12-9-11-12-8-10-11-11-12-9-8-13-14-15-12-9-11-8-6-8-9-7-8-8-8-9-7-5-9-10-11-9-6-8-5-3-4-6-5-5-6-5-7-5-2-5-7-8-7-3-6-2
Sunrise
11:07
11:06
11:03
11:00
10:59
Sunset
3:29
3:30
3:33
3:36
3:38
3:41

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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 Wed night. Temperatures will be below freezing (max -5°C on Fri morning, min -10°C on Thu night). Winds decreasing (near gales from the W on Tue night, calm by Thu night).

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

A heavy fall of snow, heaviest during Fri afternoon. Temperatures will be below freezing (max -4°C on Fri afternoon, min -11°C on Sat afternoon). Winds decreasing (gales from the W on Fri afternoon, light winds from the WSW by Sat 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
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
-4° C
moderate snow
Low drifting moderate snow.
52
Near gales from the NW
(52 kph at 320).
2.0 km
Low: no significant cloud
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
3 hours ago
-4° C
No report.
Wind obs. (115 kph from 270 degs) was rejected.
Teniente R. Marsh Airport
372 km NE
45m alt.
2 hours ago
0° C
clear
Mist -.
56
Near gales from the W
(56 kph at 280).
1.5 km
Low: broken
Dinamet
379 km NE
52m alt.
3 hours ago
-3° C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
1119 km NW
14m alt.
3 hours ago
-1° C
No report.
43
Strong winds from the W
(43 kph at 260).
Puerto Williams
1119 km NW
14m alt.
2 hours ago
3° C
Dry and partly cloudy.
24
Moderate winds from the WNW
(24 kph at 300).
10.0 km
Low: few
Mid: scattered
Ushuaia Naval Base Airport
1143 km NW
204m alt.
2 hours ago
2° C
clear
Shower - in the vicinity.
20
Moderate winds from the WSW.(Wind varies from 210 to 270 degs)
(20 kph at 240).
10.0 km
Low: scattered
Rio Grande Airport
1247 km NW
102m alt.
2 hours ago
clear
Dry and partly cloudy.
20
Moderate winds from the W
(20 kph at 280).
0.0 km
Low: few
Mid: scattered
Punta Arenas Unidad Aeropolicial
1359 km NW
61m alt.
3 hours ago
-4° C
No report.
40
Strong winds from the W
(40 kph at 260).
Instituto de la Patagonia (Jorge Schytte)
1361 km NW
8m alt.
3 hours ago
-
22
Moderate winds from the WSW
(22 kph at 250).

* 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.