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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 am Wed 19 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -29°C on Thu afternoon, min -35°C on Fri night). Winds decreasing (severe gales from the SW on Wed night, light winds from the SSW by Fri night).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -32°C on Sat night, min -35°C on Sat morning). Winds increasing (calm on Sat afternoon, fresh winds from the WSW by Sat night).

Wednesday
19
Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
part cloud
cloud
cloud
cloud
cloudy
clear
clear
some clouds
some clouds
clear
clear
clear
some clouds
cloudy
some clouds
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
Cloud base (m)
2150
2150
2100
2050
2050
2150
2200
2100
2100
2100
km/h
30
SW
30
WSW
75
SW
85
SW
80
WSW
75
SW
55
SW
45
WSW
10
SW
10
SSW
5
SW
10
WSW
35
WSW
15
W
10
SE
25
SE
20
SSE
20
S
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-32
-32
-31
-30
-29
-30
-32
-33
-34
-35
-35
-32
-33
-34
-33
-33
-33
-34
min °C
-32
-33
-32
-30
-29
-32
-32
-33
-35
-35
-35
-34
-33
-34
-34
-33
-34
-35
 chill °C
-48
-49
-54
-53
-51
-53
-53
-53
-46
-44
-41
-43
-50
-47
-43
-48
-48
-50
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-30-30-31-30-30-31-31-32-34-35-34-33-33-34-34-36-36-37-32-33-32-30-29-31-32-33-35-35-35-33-33-34-34-33-34-35-36-36-32-30-29-31-34-36-37-36-38-38-38-38-34-28-28-31
Sunrise
12:00
12:00
12:26
12:04
11:48
11:33
Sunset
12:00
12:00
2:26
2:48
3:06
3:19

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -29°C on Thu afternoon, min -35°C on Fri night). Winds decreasing (severe gales from the SW on Wed night, light winds from the SSW by Fri night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -32°C on Sat night, min -35°C on Sat morning). Winds increasing (calm on Sat afternoon, fresh winds from the WSW by Sat night).

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
-19° C
cloudy
Dry and cloudy.
24
Moderate winds from the SE.(Wind varies from 110 to 170 degs)
(24 kph at 140).
10.0 km
Low: few
Mid: scattered
High: overcast
Dumont Durville
1415 km WNW
111m alt.
1 hour ago
-15° C
-
19
Light winds from the S
(19 kph at 190).
30 km
Mid: mostly cloudy
ASCATB161E64S
1563 km N
15m alt.
3 hours ago
68
Gales from the WSW
(68 kph at 245).
- km
ASCATB162E64S
1567 km N
15m alt.
3 hours ago
67
Gales from the WSW
(67 kph at 242).
- km
ASCATB165E64S
1573 km N
15m alt.
3 hours ago
65
Gales from the WSW
(65 kph at 243).
- km
DomeA
1590 km SSW
4084m alt.
1 hour ago
-66° C
-
4
Calm
(4 kph at 230).
ASCATB164E64S
1591 km N
15m alt.
3 hours ago
66
Gales from the WSW
(66 kph at 246).
- km
ASCATB163E64S
1600 km N
15m alt.
3 hours ago
63
Gales from the WSW
(63 kph at 250).
- km
ASCATC166E64S
1601 km NNE
15m alt.
3 hours ago
67
Gales from the WSW
(67 kph at 244).
- km
ASCATC165E64S
1601 km N
15m alt.
3 hours ago
64
Gales from the WSW
(64 kph at 241).
- 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