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

Mount William (Antarctica)
Weather Forecast, Antarctica

Issued: 8 pm Mon 23 Feb Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 1°C on Wed morning, min -6°C on Mon night). Winds increasing (light winds from the NNW on Mon night, fresh winds from the NNE by Thu afternoon).

Days 5–7 Weather Summary

A moderate fall of snow, heaviest on Sat morning. Temperatures will be below freezing (max 0°C on Thu night, min -5°C on Sun afternoon). Winds decreasing (fresh winds from the NNE on Thu night, calm by Sat night).

Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
1
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
mod snow
light snow
cloud
cloud
light snow
light snow
light snow
light snow
light snow
light snow
light snow
cloud
light snow
mod snow
snow showers
part cloud
cloud
cloud
light snow
mod. snow
light snow
cloudy
cloudy
light snow
light snow
light snow
light snow
light snow
light snow
light snow
cloudy
light snow
mod. snow
snow shwrs
some clouds
cloudy
cloudy
light snow
 km/h
10
N
10
NNW
10
N
20
N
25
NNW
30
N
20
NNW
20
N
35
NNE
25
NNE
15
N
10
N
20
NNW
25
N
15
N
5
NE
15
SSE
20
SSE
15
SW
7
1
2
3
3
3
2
3
2
4
6
1
5
max °C
-5
-6
-4
-1
1
1
1
0
0
0
-1
-1
-2
-2
-2
-2
-2
-3
-6
min °C
-6
-6
-6
-4
1
1
0
0
0
-1
-1
-1
-2
-2
-2
-3
-2
-5
-8
-10
-10
-10
-10
-4
-5
-5
-6
-7
-7
-5
-5
-8
-9
-7
-6
-6
-10
-16
50
50
250
400
1200
1300
950
950
1050
900
800
800
600
600
550
300
500
400
0
Cloud base (m)
300
300
300
350
300
300
350
300
300
300
250
300
300
300
300
350
300
1750
250
Sea lvl1000m2000m3000m4000m5000m
-10-10-9-5-2-1-3-3-3-4-4-4-6-6-6-6-5-7-10-6-6-5-311100-1-1-1-2-2-2-3-2-4-7-3-3-2-133322222111-10-2-4112255444444433222-1
Sunrise
5:56
6:00
6:03
6:05
6:09
6:13
Sunset
8:55
8:52
8:49
8:45
8:42
8:37

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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 Mon night. Freeze-thaw conditions (max 1°C on Wed morning, min -6°C on Mon night). Winds increasing (light winds from the NNW on Mon night, fresh winds from the NNE by Thu afternoon).

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

A moderate fall of snow, heaviest on Sat morning. Temperatures will be below freezing (max 0°C on Thu night, min -5°C on Sun afternoon). Winds decreasing (fresh winds from the NNE on Thu night, calm by Sat night).

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
SHIP6671
20 km WSW
3m alt.
3 hours ago
2° C
17
Light winds from the NNE
(17 kph at 30).
SHIP627
20 km WSW
3m alt.
3 hours ago
2° C
13
Light winds from the NNE
(13 kph at 20).
SHIP2306
20 km WSW
3m alt.
3 hours ago
2° C
13
Light winds from the NNE
(13 kph at 20).
SHIP7582
20 km WSW
15m alt.
2 hours ago
1° C
4
Calm
(4 kph at 150).
- km
SHIP16
20 km WSW
-m alt.
2 hours ago
2° C
No report.
4
Calm
(4 kph at 150).
SHIP6972
20 km WSW
15m alt.
3 hours ago
1° C
13
Light winds from the NNW
(13 kph at 340).
- km
SHIP3358
20 km WSW
15m alt.
3 hours ago
1° C
13
Light winds from the NNE
(13 kph at 20).
- km
SHIP817
20 km WSW
-m alt.
1 hour ago
1° C
No report.
6
Light winds from the SW
(6 kph at 230).
SHIP1819
20 km WSW
3m alt.
2 hours ago
2° C
8
Light winds from the ESE
(8 kph at 110).
SHIP2824
20 km WSW
15m alt.
2 hours ago
1° C
8
Light winds from the ESE
(8 kph at 110).
- 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.