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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 8 am Tue 25 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Temperatures will be below freezing (max -4°C on Wed morning, min -9°C on Tue morning). Wind will be generally light.

Days 4–6 Weather Summary

A dusting of new snow. Temperatures will be below freezing (max -5°C on Sat afternoon, min -10°C on Fri night). Winds increasing (light winds from the WNW on Fri night, strong winds from the SW by Sun morning).

Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
light snow
light snow
part cloud
clear
clear
clear
clear
clear
part cloud
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
some clouds
some clouds
some clouds
light snow
light snow
some clouds
clear
clear
clear
clear
clear
some clouds
Cloud base (m)
350
350
300
5700
1950
600
1450
2050
350
650
350
300
300
300
300
300
km/h
10
WSW
10
SSW
0
SW
10
ENE
10
ENE
0
ENE
10
ESE
5
NE
5
NNW
10
NW
10
NW
10
NW
10
SSW
10
SSW
15
SW
40
SW
45
SW
30
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
1
2
 mm
max °C
-8
-7
-5
-4
-4
-4
-4
-5
-6
-8
-8
-8
-7
-5
-5
-5
-6
-7
min °C
-9
-8
-7
-5
-4
-4
-4
-6
-8
-8
-9
-10
-8
-5
-6
-5
-7
-9
 chill °C
-13
-14
-11
-9
-7
-7
-7
-6
-12
-13
-15
-16
-14
-9
-12
-14
-17
-18
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-11-10-7-6-6-7-7-8-10-11-11-11-9-7-7-6-8-9-9-8-6-5-4-4-4-6-7-8-9-9-8-5-6-5-7-8-7-7-7-4-3-3-4-4-6-7-7-8-8-7-8-7-8-10-5-6-7-4-1-2-2-3-5-4-4-7-8-8-11-9-9-11
Sunrise
8:41
8:38
8:34
8:32
8:27
8:23
Sunset
5:52
5:54
5:58
6:00
6:04
6:06

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

The weather forecast for Mount William (Antarctica) is: Mostly dry. Temperatures will be below freezing (max -4°C on Wed morning, min -9°C on Tue morning). Wind will be generally light.

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

A dusting of new snow. Temperatures will be below freezing (max -5°C on Sat afternoon, min -10°C on Fri night). Winds increasing (light winds from the WNW on Fri night, strong winds from the SW by Sun morning).

This table gives the weather forecast for Mount William (Antarctica) at the specific elevation of 1000 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
ASCATB300E63S
266 km NE
15m alt.
3 hours ago
24
Moderate winds from the W
(24 kph at 277).
- km
ASCATB301E63S
302 km NE
15m alt.
3 hours ago
25
Moderate winds from the WSW
(25 kph at 250).
- km
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
-
4
Calm
(4 kph at 260).
0.0 km
ASCATB302E63S
342 km NE
15m alt.
3 hours ago
24
Moderate winds from the WNW
(24 kph at 288).
- km
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
1 hour ago
-4°C
No report.
Wind obs. (115 kph from 270 degs) was rejected.
Teniente R. Marsh Airport
372 km NE
45m alt.
1 hour ago
-3°C
cloudy
Dry and cloudy.
24
Moderate winds from the N
(24 kph at 350).
10.0 km
Low: few
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).
ASCATB303E62S
406 km NE
15m alt.
3 hours ago
29
Fresh winds from the WNW
(29 kph at 286).
- km
ASCATB304E62S
460 km NE
15m alt.
3 hours ago
26
Moderate winds from the WNW
(26 kph at 296).
- km
ASCATB303E61S
515 km NE
15m alt.
3 hours ago
21
Moderate winds from the NW
(21 kph at 324).
- 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.