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

Mount William (Antarctica) Weather Forecast

Trojan Range · Antarctica
Issued: 8 pm Mon 21 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Mon night. Temperatures will be well below freezing (max -7°C on Thu morning, min -14°C on Tue night). Winds increasing (light winds from the ESE on Tue afternoon, near gales from the WSW by Thu afternoon).

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Sat night. Temperatures will be below freezing (max -4°C on Sat night, min -17°C on Fri morning). Mainly strong winds.

Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
mod snow
light snow
light snow
part cloud
light snow
light snow
mod snow
light snow
mod snow
mod snow
light snow
light snow
snow showers
cloud
light snow
heavy snow
mod. snow
light snow
light snow
some clouds
light snow
light snow
mod. snow
light snow
mod. snow
mod. snow
light snow
light snow
snow shwrs
cloudy
light snow
heavy snow
Cloud base (m)
250
450
250
350
250
250
250
200
200
250
250
300
300
400
600
250
km/h
25
W
10
NNE
10
NE
10
S
15
WSW
25
WSW
30
WSW
15
WNW
50
WSW
25
WSW
25
SW
25
WSW
20
SW
15
SW
10
W
35
NW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
9
1
2
2
3
7
3
6
7
2
1
2
1
13
 mm
max °C
-10
-8
-8
-10
-13
-10
-9
-7
-8
-11
-16
-16
-15
-10
-7
-4
min °C
-11
-10
-8
-14
-13
-13
-10
-8
-10
-15
-17
-17
-17
-12
-8
-12
 chill °C
-16
-15
-13
-20
-21
-22
-19
-15
-20
-27
-28
-28
-27
-20
-14
-24
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-18-15-14-16-18-18-17-15-17-22-23-23-20-14-13-16-14-12-11-14-17-15-14-11-13-17-21-21-18-12-10-12-11-9-8-12-13-12-10-8-9-13-17-17-16-11-8-8-8-7-5-11-9-8-7-4-5-10-13-13-14-10-6-5
Sunrise
7:01
6:58
6:54
6:50
6:47
Sunset
7:14
7:16
7:20
7:22
7:25

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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. Temperatures will be well below freezing (max -7°C on Thu morning, min -14°C on Tue night). Winds increasing (light winds from the ESE on Tue afternoon, near gales from the WSW by Thu afternoon).

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

A heavy fall of snow, heaviest during Sat night. Temperatures will be below freezing (max -4°C on Sat night, min -17°C on Fri morning). Mainly strong winds.

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
Captain Arturo Prat Base
323 km NE
111m alt.
3 hours ago
-2°C
moderate snow
Slight to moderate drifting snow, above eye level.
41
Strong winds from the W
(41 kph at 270).
4.0 km
Mid: overcast
BaseBernardoO higgins
326 km ENE
10m alt.
3 hours ago
-7°C
State of sky unchanged.
50
Strong winds from the W
(50 kph at 270).
30 km
Mid: overcast
Marambio Airport (Seymour Island)
340 km E
232m alt.
3 hours ago
clear
-
Wind obs. (13 kph from 280 degs) was rejected.
0.0 km
ASCATB301E63S
355 km NE
15m alt.
3 hours ago
53
Near gales from the W
(53 kph at 267).
- km
ASCATB302E63S
367 km NE
15m alt.
3 hours ago
54
Near gales from the W
(54 kph at 263).
- km
Centro Met. Antártico Presidente Eduardo Frei
372 km NE
48m alt.
3 hours ago
-4°C
No report.
115
Extremely windy from the W
(115 kph at 270).
Teniente R. Marsh Airport
372 km NE
45m alt.
3 hours ago
-3°C
cloudy
Dry and cloudy.
54
Near gales from the W
(54 kph at 270).
10.0 km
Low: broken
Mid: overcast
Dinamet
379 km NE
52m alt.
3 hours ago
-3°C
No report.
22
Moderate winds from the WNW
(22 kph at 300).
ASCATB303E63S
397 km NE
15m alt.
3 hours ago
59
Near gales from the W
(59 kph at 269).
- km
ASCATB300E62S
409 km NNE
15m alt.
3 hours ago
42
Strong winds from the WNW
(42 kph at 296).
- 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.