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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 8 am Thu 03 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Sat night. Temperatures will be below freezing (max -4°C on Fri night, min -21°C on Thu morning). Winds increasing (light winds from the SSW on Thu night, fresh winds from the WSW by Fri 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 -16°C on Mon afternoon). Wind will be generally light.

Thursday
3
Friday
4
Saturday
5
Sunday
6
Monday
7
Tuesday
8
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
part cloud
part cloud
clear
cloud
heavy snow
light snow
light snow
heavy snow
mod snow
mod snow
heavy snow
light snow
part cloud
part cloud
part cloud
cloud
cloud
some clouds
some clouds
some clouds
clear
cloudy
heavy snow
light snow
light snow
heavy snow
mod. snow
mod. snow
heavy snow
light snow
some clouds
some clouds
some clouds
cloudy
cloudy
Cloud base (m)
300
350
350
350
300
350
300
250
250
250
200
250
250
450
350
300
300
km/h
10
SW
10
SW
5
SSW
15
SW
15
WSW
20
NW
25
WSW
20
WSW
10
NW
20
W
15
W
10
NW
15
SW
10
SE
5
ENE
10
NNW
5
WNW
5
NNW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
22
4
1
19
9
6
18
4
 mm
max °C
-19
-18
-16
-12
-8
-4
-5
-5
-4
-4
-4
-5
-14
-15
-15
-13
-13
-15
min °C
-21
-18
-18
-15
-11
-6
-7
-5
-4
-4
-5
-13
-15
-16
-16
-15
-14
-16
 chill °C
-27
-24
-25
-24
-18
-13
-15
-12
-9
-10
-10
-21
-21
-24
-23
-20
-18
-20
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-23-21-15-10-11-11-13-12-10-11-12-16-21-20-19-19-19-20-21-19-15-11-10-9-10-9-7-8-8-12-18-18-17-17-16-18-20-18-17-14-10-5-6-5-4-4-5-9-15-16-16-14-14-16-19-18-19-17-10-3-2-3-1-1-1-6-11-13-15-12-10-13
Sunrise
8:10
8:07
8:03
7:58
7:56
7:52
Sunset
6:17
6:21
6:23
6:27
6:30
6:32

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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 Sat night. Temperatures will be below freezing (max -4°C on Fri night, min -21°C on Thu morning). Winds increasing (light winds from the SSW on Thu night, fresh winds from the WSW by Fri 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 -16°C on Mon afternoon). Wind will be generally light.

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
hy2b296E64S
120 km N
15m alt.
3 hours ago
53
Near gales from the SW
(53 kph at 230).
- km
hy2b297E64S
142 km NNE
15m alt.
3 hours ago
48
Strong winds from the SW
(48 kph at 228).
- km
Captain Arturo Prat Base
323 km NE
111m alt.
4 hours ago
-10°C
moderate snow
Slight to moderate drifting snow, above eye level.
28
Moderate winds from the W
(28 kph at 260).
4.0 km
Mid: overcast
Marambio Airport (Seymour Island)
340 km E
232m alt.
3 hours ago
clear
-
39
Strong winds from the SW
(39 kph at 230).
0.0 km
BaseMarambio
344 km E
200m alt.
4 hours ago
-24°C
-
43
Strong winds from the SW
(43 kph at 230).
35 km
Mid: clear
hy2b300E62S
357 km NNE
15m alt.
3 hours ago
36
Fresh winds from the SW
(36 kph at 222).
- km
BaseEsperanza
360 km ENE
24m alt.
4 hours ago
-21°C
-
30
Fresh winds from the SW
(30 kph at 230).
30 km
Mid: few
CentroMet.Antártico Presidente Eduardo Frei
372 km NE
48m alt.
2 hours ago
-4°C
moderate snow
No report.
Wind obs. (115 kph from 270 degs) was rejected.
0.6 km
Mid: overcast
Teniente R. Marsh Airport
372 km NE
45m alt.
2 hours ago
-12°C
partially cloudy
Dry and partly cloudy.
33
Fresh winds from the E
(33 kph at 100).
8.0 km
Low: broken
BaseCarlini
378 km NE
11m alt.
4 hours ago
-12°C
light snow
Continuous light snow.
37
Fresh winds from the E
(37 kph at 90).
0.5 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.