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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 8 am Thu 20 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A light covering of new snow mostly falling on Thu night. Temperatures will be well below freezing (max -8°C on Thu night, min -12°C on Thu morning). Winds decreasing (strong winds from the SW on Thu night, calm by Sat night).

Days 4–6 Weather Summary

Mostly dry. Temperatures will be below freezing (max -5°C on Sun afternoon, min -8°C on Sun morning). Wind will be generally light.

Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
part cloud
mod snow
part cloud
clear
clear
part cloud
clear
clear
part cloud
cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
cloudy
some clouds
mod. snow
some clouds
clear
clear
some clouds
clear
clear
some clouds
cloudy
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
Cloud base (m)
300
300
250
350
400
350
350
350
350
350
450
350
300
km/h
10
SW
15
SW
25
W
20
S
10
S
5
S
5
W
10
SW
0
S
10
SW
20
SW
20
SW
20
SW
15
SW
5
W
5
NW
5
WSW
5
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
6
 mm
max °C
-11
-11
-8
-10
-10
-9
-8
-8
-8
-6
-5
-7
-6
-6
-6
-6
-6
-6
min °C
-12
-11
-10
-11
-10
-10
-9
-9
-9
-8
-7
-8
-7
-6
-7
-7
-6
-6
 chill °C
-18
-18
-17
-19
-15
-14
-9
-14
-12
-13
-14
-15
-14
-12
-10
-7
-8
-8
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-16-14-15-15-13-10-7-7-4-2-5-9-6-6-8-11-10-8-14-12-11-12-11-9-8-7-5-4-5-8-6-6-6-9-8-7-12-11-9-11-10-10-9-9-9-7-6-8-7-6-7-7-6-6-10-10-7-9-10-10-10-10-12-10-7-7-7-7-8-5-5-6
Sunrise
9:00
8:56
8:52
8:48
8:45
8:41
Sunset
5:37
5:39
5:43
5:45
5:49
5:52

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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 Thu night. Temperatures will be well below freezing (max -8°C on Thu night, min -12°C on Thu morning). Winds decreasing (strong winds from the SW on Thu night, calm by Sat night).

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

Mostly dry. Temperatures will be below freezing (max -5°C on Sun afternoon, min -8°C on Sun morning). 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
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
Mist -.
41
Strong winds from the SSW
(41 kph at 200).
1.0 km
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
2 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
-7° C
light snow
Light snow.
24
Moderate winds from the N
(24 kph at 0).
2.0 km
Low: overcast
ASCATC304E62S
472 km NE
15m alt.
3 hours ago
53
Near gales from the SE
(53 kph at 130).
- km
ASCATC305E62S
514 km ENE
15m alt.
3 hours ago
55
Near gales from the SE
(55 kph at 133).
- km
ASCATC306E62S
579 km ENE
15m alt.
3 hours ago
54
Near gales from the S
(54 kph at 177).
- km
ASCATC306E61S
670 km NE
15m alt.
3 hours ago
55
Near gales from the S
(55 kph at 184).
- km
ASCATC307E61S
677 km NE
15m alt.
3 hours ago
66
Gales from the SSW
(66 kph at 192).
- km
ASCATC306E60S
707 km NE
15m alt.
3 hours ago
54
Near gales from the S
(54 kph at 189).
- km
ASCATC307E60S
719 km NE
15m alt.
3 hours ago
54
Near gales from the S
(54 kph at 188).
- 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.