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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 8 pm Mon 19 Oct Local Time
Updates in:
hr min s
Update imminent 

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -4°C on Wed afternoon, min -12°C on Mon night). Winds increasing (light winds from the WSW on Mon night, fresh winds from the WSW by Wed afternoon).

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Sun afternoon. Temperatures will be below freezing (max -1°C on Sat morning, min -11°C on Fri morning). Mainly strong winds.

Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
light snow
cloud
mod snow
snow showers
cloud
snow showers
part cloud
snow showers
heavy snow
light snow
snow showers
snow showers
part cloud
light snow
heavy snow
light snow
light snow
cloudy
mod. snow
snow shwrs
cloudy
snow shwrs
some clouds
snow shwrs
heavy snow
light snow
snow shwrs
snow shwrs
some clouds
light snow
heavy snow
Cloud base (m)
300
350
350
300
350
450
300
300
300
300
350
350
600
300
550
300
km/h
20
SW
30
SW
25
WSW
20
W
30
WSW
35
WSW
30
WSW
25
WSW
30
W
35
SW
35
SW
40
SW
25
W
35
W
45
W
30
W
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
3
2
—
10
1
—
3
—
1
13
3
1
3
—
2
19
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
-7
-11
-7
-5
-6
-4
-4
-4
-6
-8
-10
-7
-3
-1
-1
-3
min °C
-12
-11
-9
-8
-7
-4
-6
-4
-7
-10
-11
-9
-6
-2
-2
-7
 chill °C
-23
-21
-18
-17
-16
-12
-14
-11
-16
-20
-21
-20
-14
-10
-10
-16
Freezing level m
0
0
0
0
0
150
0
100
0
0
0
0
0
300
600
200
Sea lvl1000m2000m3000m4000m5000m
-13-14-11-9-9-6-7-8-10-13-13-10-6-4-5-8-10-11-8-7-7-4-5-4-7-9-11-8-5-2-2-5-6-7-5-4-4-2-3-2-4-5-7-6-300-2-3-3-2-1-1101-1-2-3-3-2221
Sunrise
—
5:18
—
—
5:15
—
—
5:11
—
—
5:07
—
—
5:03
—
—
Sunset
—
—
8:40
—
—
8:45
—
—
8:47
—
—
8:51
—
—
8:54
—

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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 Tue night. Temperatures will be below freezing (max -4°C on Wed afternoon, min -12°C on Mon night). Winds increasing (light winds from the WSW on Mon night, fresh winds from the WSW by Wed afternoon).

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

A heavy fall of snow, heaviest during Sun afternoon. Temperatures will be below freezing (max -1°C on Sat morning, min -11°C on Fri morning). Mainly strong winds.

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
ASCATB299E64S
191 km NE
15m alt.
3 hours ago
24
Moderate winds from the W
(24 kph at 265).
- km
ASCATB299E63S
211 km NE
15m alt.
3 hours ago
25
Moderate winds from the WSW
(25 kph at 257).
- km
ASCATB295E63S
250 km N
15m alt.
3 hours ago
27
Moderate winds from the SW
(27 kph at 224).
- km
ASCATB296E63S
254 km N
15m alt.
3 hours ago
28
Moderate winds from the SW
(28 kph at 229).
- km
ASCATB297E63S
254 km N
15m alt.
3 hours ago
28
Moderate winds from the WSW
(28 kph at 249).
- km
ASCATB300E63S
290 km NE
15m alt.
3 hours ago
36
Fresh winds from the W
(36 kph at 278).
- km
ASCATC300E63S
294 km NE
15m alt.
3 hours ago
37
Fresh winds from the WNW
(37 kph at 282).
- km
ASCATB301E63S
338 km NE
15m alt.
3 hours ago
30
Fresh winds from the WNW
(30 kph at 299).
- km
Marambio Airport (Seymour Island)
340 km E
232m alt.
2 hours ago
1°C
light rain
Light rain .
Wind obs. (17 kph from 150 degs) was rejected.
8.0 km
Low: overcast
ASCATC301E63S
343 km NE
15m alt.
3 hours ago
35
Fresh winds from the WNW
(35 kph at 299).
- 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.