Portal Mountain weather
– Lat/Long: 78.10° S 159.17° E

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 am Sat 25 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -27°C on Sun morning, min -32°C on Sat morning). Winds decreasing (strong winds from the SW on Sat morning, light winds from the WSW by Sun afternoon).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -28°C on Tue morning, min -34°C on Thu morning). Winds increasing (light winds from the W on Wed morning, fresh winds from the WSW by Thu afternoon).

Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
clear
clear
Cloud base (m)
7850
5400
4950
5350
6900
km/h
45
SW
45
SW
35
WSW
20
WSW
10
WSW
10
W
15
W
20
WSW
25
WSW
20
WSW
20
WSW
20
WSW
10
W
15
WSW
15
W
25
WSW
30
WSW
30
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-32
-29
-28
-27
-28
-27
-27
-28
-28
-28
-28
-29
-31
-31
-33
-34
-34
-34
min °C
-32
-30
-30
-27
-28
-27
-27
-28
-29
-29
-29
-30
-31
-32
-33
-34
-34
-34
 chill °C
-51
-48
-47
-40
-36
-36
-37
-40
-43
-42
-42
-44
-41
-44
-45
-50
-51
-52
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-30-27-26-24-25-25-24-25-25-25-25-27-29-29-29-30-30-32-32-30-29-27-28-27-27-28-29-29-29-30-31-32-33-34-34-34-34-32-33-31-30-29-30-31-33-33-33-34-32-32-36-38-38-38
Sunrise
12:00
12:00
12:00
12:00
12:00
12:00
Sunset
12:00
12:00
12:00
12:00
12:00
12:00

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -27°C on Sun morning, min -32°C on Sat morning). Winds decreasing (strong winds from the SW on Sat morning, light winds from the WSW by Sun afternoon).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -28°C on Tue morning, min -34°C on Thu morning). Winds increasing (light winds from the W on Wed morning, fresh winds from the WSW by Thu afternoon).

This table gives the weather forecast for Portal Mountain at the specific elevation of 2000 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Portal Mountain. 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
Williams Field
183 km E
8m alt.
2 hours ago
-25° C
clear
Clear
9
Light winds from the NNW
(9 kph at 330).
10.0 km
Macquarie Island
2634 km N
6m alt.
56 minutes ago
4° C
No report.
Wind obs. (31 kph from 320 degs) was rejected.
ASCATB274E72S
2882 km SE
15m alt.
2 hours ago
53
Near gales from the WSW
(53 kph at 245).
- km
ASCATB95E61S
2895 km WSW
15m alt.
2 hours ago
38
Fresh winds from the ESE
(38 kph at 115).
- km
ASCATB275E72S
2898 km SE
15m alt.
2 hours ago
59
Near gales from the WSW
(59 kph at 244).
- km
ASCATB94E62S
2902 km WSW
15m alt.
2 hours ago
44
Strong winds from the ESE
(44 kph at 122).
- km
ASCATB276E72S
2906 km SE
15m alt.
2 hours ago
66
Gales from the WSW
(66 kph at 244).
- km
ASCATB96E61S
2909 km WSW
15m alt.
2 hours ago
26
Moderate winds from the WNW
(26 kph at 288).
- km
ASCATB94E61S
2913 km WSW
15m alt.
2 hours ago
41
Strong winds from the ESE
(41 kph at 123).
- km
ASCATB97E61S
2914 km WSW
15m alt.
2 hours ago
42
Strong winds from the WSW
(42 kph at 256).
- 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.

Portal Mountain Photos