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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 2 am Sat 19 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Mon morning. Temperatures will be below freezing (max -4°C on Mon morning, min -19°C on Sat night). Wind will be generally light.

Days 4–6 Weather Summary

A heavy fall of snow, heaviest during Thu morning. Temperatures will be well below freezing (max -8°C on Thu morning, min -16°C on Thu night). Winds increasing (light winds from the N on Tue morning, fresh winds from the WSW by Thu morning).

Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
light snow
cloud
part cloud
part cloud
part cloud
mod snow
mod snow
heavy snow
light snow
light snow
clear
light snow
snow showers
light snow
mod snow
mod snow
light snow
light snow
light snow
cloudy
some clouds
some clouds
some clouds
mod. snow
mod. snow
heavy snow
light snow
light snow
clear
light snow
snow shwrs
light snow
mod. snow
mod. snow
light snow
Cloud base (m)
250
250
300
300
300
600
300
250
250
250
300
250
250
250
300
250
250
km/h
20
SW
20
SW
15
SW
15
SW
20
SW
15
WSW
20
NW
25
WNW
30
WSW
10
WNW
10
ENE
10
S
20
WSW
25
WSW
20
WSW
25
WNW
35
SW
15
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
2
2
6
7
11
1
1
1
3
2
6
7
3
 mm
max °C
-15
-15
-17
-15
-14
-7
-4
-4
-8
-10
-9
-12
-14
-12
-11
-8
-10
-15
min °C
-15
-17
-19
-16
-14
-15
-5
-6
-11
-12
-9
-13
-14
-14
-12
-8
-13
-16
 chill °C
-24
-25
-28
-25
-23
-24
-11
-14
-19
-17
-14
-19
-22
-24
-20
-16
-23
-24
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-22-22-21-18-16-13-11-13-17-17-15-16-18-18-16-16-20-20-19-20-20-17-15-11-8-9-13-15-12-14-17-17-14-12-16-19-15-16-18-16-14-11-5-5-10-11-9-13-14-13-12-8-12-16-11-13-17-15-14-11-2-2-6-8-7-13-11-10-10-5-8-12
Sunrise
7:11
7:09
7:05
7:01
6:58
6:54
Sunset
7:05
7:07
7:10
7:14
7:16
7:20

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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 Mon morning. Temperatures will be below freezing (max -4°C on Mon morning, min -19°C on Sat night). Wind will be generally light.

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

A heavy fall of snow, heaviest during Thu morning. Temperatures will be well below freezing (max -8°C on Thu morning, min -16°C on Thu night). Winds increasing (light winds from the N on Tue morning, fresh winds from the WSW by Thu morning).

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
Captain Arturo Prat Base
323 km NE
111m alt.
2 hours ago
-5°C
State of sky unchanged.
31
Fresh winds from the WSW
(31 kph at 250).
30 km
Mid: overcast
BaseBernardoO higgins
326 km ENE
10m alt.
2 hours ago
-13°C
moderate snow
Snow
26
Moderate winds from the ESE
(26 kph at 120).
30 km
Mid: overcast
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
-18°C
light snow
Light snow.
31
Fresh winds from the S
(31 kph at 180).
3.0 km
Low: few
Mid: overcast
BaseMarambio
344 km E
200m alt.
2 hours ago
-18°C
light snow
Intermittent light snow.
33
Fresh winds from the S
(33 kph at 180).
3.0 km
Mid: overcast
BaseEsperanza
360 km ENE
24m alt.
2 hours ago
-14°C
light snow
Intermittent light snow.
28
Moderate winds from the SSW
(28 kph at 200).
1.0 km
Mid: overcast
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
1 hour ago
-5°C
State of sky unchanged.
44
Strong winds from the WSW
(44 kph at 250).
30 km
Mid: overcast
Teniente R. Marsh Airport
372 km NE
45m alt.
2 hours ago
-5°C
cloudy
Dry and cloudy.
44
Strong winds from the WSW
(44 kph at 250).
10.0 km
Low: overcast
BaseCarlini
378 km NE
11m alt.
2 hours ago
-4°C
-
39
Strong winds from the W
(39 kph at 270).
30 km
Mid: mostly cloudy
Dinamet
379 km NE
52m alt.
1 hour ago
-3°C
No report.
Wind obs. (22 kph from 300 degs) was rejected.
BaseSanMartin
403 km S
7m alt.
2 hours ago
-17°C
light snow
Continuous light snow.
Wind obs. (11 kph from 320 degs) was rejected.
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.