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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 2 am Mon 31 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A moderate fall of snow, heaviest on Mon night. Temperatures will be well below freezing (max -9°C on Mon afternoon, min -25°C on Tue night). Wind will be generally light.

Days 4–6 Weather Summary

A moderate fall of snow, heaviest on Sat morning. Temperatures will be below freezing (max -2°C on Fri night, min -20°C on Thu morning). Wind will be generally light.

Monday
31
Tuesday
1
Wednesday
2
Thursday
3
Friday
4
Saturday
5
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
light snow
mod snow
light snow
snow showers
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
mod snow
mod snow
light snow
snow showers
cloudy
light snow
mod. snow
light snow
snow shwrs
clear
clear
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
mod. snow
mod. snow
light snow
snow shwrs
Cloud base (m)
400
300
250
250
250
300
300
300
350
350
400
400
350
300
350
350
km/h
10
NW
20
WNW
15
W
10
W
25
SSW
10
S
5
SSW
10
SW
5
SW
5
SE
5
SSW
5
SSW
10
SW
20
SW
10
NW
25
W
20
WSW
20
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
3
7
4
1
8
8
1
2
 mm
max °C
-10
-9
-10
-20
-21
-23
-20
-20
-21
-18
-18
-16
-13
-11
-2
-2
-4
-6
min °C
-12
-10
-19
-20
-23
-25
-22
-21
-22
-20
-19
-19
-15
-11
-8
-3
-5
-7
 chill °C
-18
-18
-27
-28
-34
-34
-28
-28
-29
-20
-19
-24
-21
-19
-14
-9
-12
-14
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
100
0
0
Sea lvl1000m2000m3000m4000m5000m
-15-17-22-28-30-27-25-25-25-23-21-15-10-10-9-10-10-12-13-13-18-24-26-25-23-23-23-21-19-16-12-11-7-6-7-9-11-10-15-20-22-24-21-21-22-19-19-18-14-11-5-3-5-7-9-7-11-16-19-23-20-19-21-18-18-20-18-13-41-2-4
Sunrise
8:21
8:17
8:14
8:10
8:07
8:03
Sunset
6:08
6:12
6:15
6:17
6:21
6:23

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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 Mon night. Temperatures will be well below freezing (max -9°C on Mon afternoon, min -25°C on Tue night). Wind will be generally light.

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

A moderate fall of snow, heaviest on Sat morning. Temperatures will be below freezing (max -2°C on Fri night, min -20°C on Thu 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
hy2b296E64S
111 km N
15m alt.
2 hours ago
19
Light winds from the SSE
(19 kph at 155).
- km
hy2b297E64S
133 km N
15m alt.
2 hours ago
23
Moderate winds from the SE
(23 kph at 135).
- km
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
clear
-
Wind obs. (43 kph from 290 degs) was rejected.
0.0 km
hy2b299E62S
345 km NNE
15m alt.
3 hours ago
39
Strong winds from the NNW
(39 kph at 340).
- km
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
51 minutes 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
-2°C
moderate snow
Moderate snow.
33
Fresh winds from the N
(33 kph at 350).
1.2 km
Low: overcast
hy2b300E62S
372 km NNE
15m alt.
3 hours ago
36
Fresh winds from the NNW
(36 kph at 345).
- km
Dinamet
379 km NE
52m alt.
51 minutes ago
-3°C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
hy2b296E61S
380 km N
15m alt.
3 hours ago
29
Fresh winds from the NW
(29 kph at 320).
- km
hy2b291E62S
387 km WNW
15m alt.
2 hours ago
15
Light winds from the W
(15 kph at 280).
- 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.