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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 8 pm Sun 01 Nov Local Time
Updates in:
hr min s
Update imminent 

Days 1–4 Weather Summary

A light covering of new snow mostly falling on Tue night. Temperatures will be below freezing (max -3°C on Tue afternoon, min -8°C on Sun night). Winds increasing (calm on Mon afternoon, fresh winds from the NE by Tue afternoon).

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max 0°C on Fri afternoon, min -10°C on Thu night). Winds increasing (calm on Wed night, near gales from the WNW by Fri night).

Monday
2
Tuesday
3
Wednesday
4
Thursday
5
Friday
6
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
part cloud
part cloud
part cloud
light snow
light snow
light snow
light snow
light snow
part cloud
snow showers
part cloud
part cloud
cloud
light snow
heavy snow
cloudy
some clouds
some clouds
some clouds
light snow
light snow
light snow
light snow
light snow
some clouds
snow shwrs
some clouds
some clouds
cloudy
light snow
heavy snow
Cloud base (m)
250
250
250
250
550
350
200
200
250
250
300
300
300
1950
450
250
km/h
15
SW
5
SW
10
SW
15
NNE
35
NE
40
NE
20
NE
15
NE
20
NE
5
ENE
15
WSW
15
WSW
5
W
15
NNE
35
NNE
40
NW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
—
—
—
—
1
1
2
2
1
—
1
—
—
—
2
16
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
-7
-7
-6
-5
-4
-3
-3
-3
-3
-4
-6
-8
-6
-2
0
-1
min °C
-8
-7
-7
-8
-5
-3
-3
-3
-3
-5
-7
-8
-10
-3
-2
-4
 chill °C
-14
-10
-11
-12
-14
-11
-8
-8
-9
-8
-13
-14
-15
-8
-10
-14
Freezing level m
0
0
0
0
0
0
0
100
100
0
0
0
0
0
100
150
Sea lvl1000m2000m3000m4000m5000m
-14-14-14-11-10-9-9-10-10-11-12-13-11-8-5-10-11-10-10-8-7-6-6-6-7-8-9-11-9-5-3-6-8-7-7-7-5-3-3-3-3-5-7-8-8-3-1-3-5-4-3-5-20-111-3-4-5-7-111
Sunrise
—
4:31
—
—
4:28
—
—
4:24
—
—
4:20
—
—
4:16
—
—
Sunset
—
—
—
9:25
—
—
9:30
—
—
9:34
—
—
9:37
—
—
9:40

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

The weather forecast for Mount William (Antarctica) is: A light covering of new snow mostly falling on Tue night. Temperatures will be below freezing (max -3°C on Tue afternoon, min -8°C on Sun night). Winds increasing (calm on Mon afternoon, fresh winds from the NE by Tue afternoon).

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

A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max 0°C on Fri afternoon, min -10°C on Thu night). Winds increasing (calm on Wed night, near gales from the WNW by Fri 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
light snow
Light snow.
30
Fresh winds from the SE
(30 kph at 140).
5.0 km
Low: scattered
Mid: broken
High: overcast
BaseMarambio
344 km E
200m alt.
1 hour ago
-4°C
light snow
Continuous light snow.
20
Moderate winds from the SE
(20 kph at 130).
3.0 km
Mid: overcast
BaseEsperanza
360 km ENE
24m alt.
1 hour ago
-3°C
moderate snow
Intermittent moderate snow.
35
Fresh winds from the SE
(35 kph at 140).
2.5 km
Mid: overcast
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
48 minutes 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 -.
19
Light winds from the ESE
(19 kph at 110).
2.0 km
Low: overcast
BaseCarlini
378 km NE
11m alt.
1 hour ago
-2°C
moderate snow
Continuous moderate snow.
41
Strong winds from the ESE
(41 kph at 110).
0.8 km
Mid: overcast
Dinamet
379 km NE
52m alt.
1 hour ago
-3°C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
BaseSanMartin
403 km S
7m alt.
1 hour ago
-6°C
-
4
Calm
(4 kph at 270).
40 km
Mid: few
BaseOrcadas
1062 km ENE
8m alt.
1 hour ago
0°C
Fog, sky not visible, becoming thicker.
24
Moderate winds from the N
(24 kph at 0).
0.8 km
Mid: sky obscured
Puerto Williams
1119 km NW
14m alt.
2 hours ago
8°C
Light rain .
13
Light winds from the SSW.(Wind varies from 180 to 250 degs)
(13 kph at 210).
10.0 km
Low: few
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.