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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 8 am Fri 15 May Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A moderate fall of snow, heaviest on Fri morning. Temperatures will be well below freezing (max -7°C on Sun night, min -15°C on Fri night). Winds decreasing (fresh winds from the SW on Fri morning, calm by Sun afternoon).

Days 4–6 Weather Summary

Light rain (total 10mm) at first, then becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 3°C on Wed morning, min -11°C on Mon morning). Wind will be generally light.

Friday
15
Saturday
16
Sunday
17
Monday
18
Tuesday
19
Wednesday
20
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
mod snow
light snow
snow showers
cloud
clear
clear
clear
part cloud
cloud
clear
clear
clear
cloud
cloud
cloud
cloud
light rain
light snow
mod. snow
light snow
snow shwrs
cloudy
clear
clear
clear
some clouds
cloudy
clear
clear
clear
cloudy
cloudy
cloudy
cloudy
light rain
light snow
km/h
35
SW
25
SW
20
WSW
10
SSW
10
SE
20
SW
15
SSW
10
SW
20
ENE
10
SE
10
SSW
15
SE
5
W
10
WSW
15
SW
20
SW
10
W
10
NW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
6
3
1
2
4
6
max °C
-12
-13
-14
-12
-14
-14
-11
-10
-7
-10
-11
-9
-7
-4
1
3
3
3
min °C
-12
-13
-15
-13
-15
-15
-12
-10
-9
-11
-11
-11
-9
-6
-2
2
3
1
-23
-23
-24
-18
-21
-23
-19
-14
-16
-17
-16
-18
-12
-10
-5
-3
0
-3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1750
1600
1400
Cloud base (m)
250
250
250
200
300
300
2350
6050
5550
5150
1650
350
400
350
300
Sea lvl1000m2000m3000m4000m5000m
-19-19-18-17-18-18-13-12-13-14-15-12-9-7-110-2-15-17-16-15-16-16-12-10-10-11-12-11-8-6-1321-12-13-15-13-15-15-12-10-8-11-11-10-8-5-1332-9-10-12-10-13-13-12-10-7-10-10-10-8-4-1354
Sunrise
10:06
10:08
10:11
10:15
10:18
10:21
Sunset
4:14
4:10
4:07
4:06
4:02
4:00

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

The weather forecast for Mount William (Antarctica) is: A moderate fall of snow, heaviest on Fri morning. Temperatures will be well below freezing (max -7°C on Sun night, min -15°C on Fri night). Winds decreasing (fresh winds from the SW on Fri morning, calm by Sun afternoon).

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

Light rain (total 10mm) at first, then becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 3°C on Wed morning, min -11°C on Mon 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
-13° C
moderate snow
Low drifting moderate snow.
35
Fresh winds from the SSW
(35 kph at 200).
5.0 km
Low: few
Mid: scattered
High: broken
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
1 hour ago
-4° C
No report.
115
Extremely windy from the W
(115 kph at 270).
Teniente R. Marsh Airport
372 km NE
45m alt.
2 hours ago
-3° C
partially cloudy
Dry and partly cloudy.
67
Gales from the WSW
(67 kph at 240).
10.0 km
Low: few
Mid: broken
Dinamet
379 km NE
52m alt.
55 minutes ago
-3° C
No report.
Wind obs. (22 kph from 300 degs) was rejected.
ASCATB303E63S
423 km ENE
15m alt.
3 hours ago
16
Light winds from the S
(16 kph at 173).
- km
ASCATB304E63S
431 km ENE
15m alt.
3 hours ago
22
Moderate winds from the S
(22 kph at 187).
- km
ASCATC304E63S
442 km ENE
15m alt.
2 hours ago
27
Moderate winds from the S
(27 kph at 189).
- km
ASCATB304E62S
443 km ENE
15m alt.
3 hours ago
12
Light winds from the S
(12 kph at 186).
- km
ASCATC304E62S
461 km ENE
15m alt.
2 hours ago
11
Light winds from the S
(11 kph at 190).
- km
ASCATC288E63S
489 km W
15m alt.
2 hours ago
53
Near gales from the SW
(53 kph at 226).
- 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.