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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 am Tue 30 Jun Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Thu night. Temperatures will be well below freezing (max -6°C on Wed morning, min -17°C on Tue morning). Winds increasing (light winds from the WNW on Tue night, extremely windy from the WSW by Thu night).

Days 4–6 Weather Summary

A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max -4°C on Sun morning, min -13°C on Fri night). Winds decreasing (gales from the WSW on Fri morning, light winds from the NW by Sat night).

Tuesday
30
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
part cloud
cloud
light snow
light snow
light snow
light snow
cloud
mod snow
heavy snow
mod snow
snow showers
snow showers
light snow
heavy snow
snow showers
mod snow
heavy snow
heavy snow
some clouds
cloudy
light snow
light snow
light snow
light snow
cloudy
mod. snow
heavy snow
mod. snow
snow shwrs
snow shwrs
light snow
heavy snow
snow shwrs
mod. snow
heavy snow
heavy snow
km/h
35
SW
45
SW
15
WNW
30
N
25
WSW
25
W
15
NNW
45
NNE
110
WSW
50
WSW
60
SW
20
WSW
30
NW
40
NNW
10
NW
40
N
45
NW
30
W
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
5
2
4
5
8
18
8
5
1
3
12
14
8
15
13
 mm
max °C
-15
-11
-7
-6
-6
-6
-6
-6
-10
-12
-12
-8
-5
-5
-5
-4
-4
-9
min °C
-17
-12
-10
-6
-7
-9
-7
-6
-13
-12
-12
-13
-5
-5
-6
-4
-4
-12
 chill °C
-30
-24
-18
-14
-14
-17
-13
-16
-30
-24
-25
-22
-13
-14
-15
-13
-13
-23
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
50
250
0
Cloud base (m)
350
350
300
250
300
300
250
1300
250
250
300
350
500
300
300
400
250
400
Sea lvl1000m2000m3000m4000m5000m
-18-14-11-8-10-11-11-10-16-17-17-13-8-9-9-7-7-14-16-12-9-6-7-8-7-6-12-12-12-11-5-5-6-4-4-11-14-10-7-4-4-4-5-4-8-9-9-9-4-3-4-2-1-7-12-9-4-2-1-2-2-1-4-5-5-7-2-1-211-4
Sunrise
11:19
11:18
11:18
11:15
11:15
11:12
Sunset
3:15
3:18
3:18
3:21
3:22
3:25

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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 Thu night. Temperatures will be well below freezing (max -6°C on Wed morning, min -17°C on Tue morning). Winds increasing (light winds from the WNW on Tue night, extremely windy from the WSW by Thu night).

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

A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max -4°C on Sun morning, min -13°C on Fri night). Winds decreasing (gales from the WSW on Fri morning, light winds from the NW by Sat 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
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
-
0
Calm
(0 kph at 0).
0.0 km
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.
3 hours ago
-5° C
light snow
Light snow.
17
Light winds from the SSW
(17 kph at 200).
8.0 km
Low: broken
Mid: overcast
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.
Wind obs. (43 kph from 260 degs) was rejected.
Puerto Williams
1119 km NW
14m alt.
2 hours ago
0° C
Light snow.
35
Fresh winds from the WSW.(Wind varies from 190 to 270 degs)
(35 kph at 240).
4.5 km
Low: overcast
Ushuaia Naval Base Airport
1143 km NW
204m alt.
2 hours ago
0° C
light snow
Light snow.
46
Strong winds from the SW
(46 kph at 230).
2.0 km
Mid: broken
High: broken
ASCATB270E69S
1234 km SSW
15m alt.
3 hours ago
60
Near gales from the WNW
(60 kph at 302).
- km
Rio Grande Airport
1247 km NW
102m alt.
2 hours ago
clear
Dry and partly cloudy.
30
Fresh winds from the W
(30 kph at 270).
0.0 km
Low: scattered
Mid: few
ASCATB269E69S
1286 km SW
15m alt.
3 hours ago
47
Strong winds from the NW
(47 kph at 304).
- 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.