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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 pm Wed 22 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -24°C on Wed night, min -35°C on Fri afternoon). Winds increasing (moderate winds from the WNW on Wed night, gales from the WSW by Thu night).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -26°C on Sun night, min -32°C on Sat night). Winds decreasing (strong winds from the WSW on Sun morning, light winds from the W by Mon night).

Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
part cloud
part cloud
cloud
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
some clouds
some clouds
cloudy
Cloud base (m)
2150
3650
7750
4900
km/h
20
W
50
W
55
W
65
WSW
35
WSW
35
WSW
35
WSW
25
SW
25
SW
40
SW
40
WSW
35
SW
35
W
30
W
20
WSW
15
W
20
W
15
WNW
15
NW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-24
-29
-32
-32
-33
-35
-34
-34
-32
-30
-28
-27
-26
-28
-29
-30
-28
-27
-21
min °C
-27
-31
-34
-33
-34
-35
-35
-35
-34
-32
-29
-28
-27
-29
-29
-30
-29
-28
-25
 chill °C
-43
-50
-56
-55
-52
-53
-53
-51
-50
-50
-46
-44
-43
-43
-42
-41
-42
-39
-36
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-25-28-31-31-30-32-32-32-31-28-26-25-24-25-25-26-24-23-21-26-30-33-33-34-35-35-35-33-31-29-28-27-29-29-30-29-28-23-26-32-36-35-37-38-38-37-36-34-32-30-29-32-33-34-32-31-23
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 -24°C on Wed night, min -35°C on Fri afternoon). Winds increasing (moderate winds from the WNW on Wed night, gales from the WSW by Thu night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -26°C on Sun night, min -32°C on Sat night). Winds decreasing (strong winds from the WSW on Sun morning, light winds from the W by Mon 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
clear
Fog freezing -.
0
Calm
(0 kph at 0).
0.8 km
1328 km S
3012m alt.
3 hours ago
moderate snow
Ice crystals.
Wind obs. (11 kph from 100 degs) was rejected.
10.0 km
ASCATC161E63S
1734 km N
15m alt.
3 hours ago
50
Strong winds from the NNE
(50 kph at 14).
- km
ASCATB157E63S
1736 km N
15m alt.
2 hours ago
36
Fresh winds from the NE
(36 kph at 44).
- km
ASCATB162E63S
1737 km N
15m alt.
2 hours ago
45
Strong winds from the NNE
(45 kph at 29).
- km
ASCATB161E63S
1738 km N
15m alt.
2 hours ago
45
Strong winds from the NNE
(45 kph at 25).
- km
ASCATC156E63S
1738 km N
15m alt.
3 hours ago
34
Fresh winds from the E
(34 kph at 96).
- km
ASCATB160E63S
1738 km N
15m alt.
2 hours ago
47
Strong winds from the NNE
(47 kph at 22).
- km
ASCATB156E63S
1741 km N
15m alt.
2 hours ago
32
Fresh winds from the E
(32 kph at 92).
- km
ASCATC162E63S
1741 km N
15m alt.
3 hours ago
55
Near gales from the N
(55 kph at 5).
- 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