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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 pm Fri 21 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -29°C on Fri afternoon, min -37°C on Sat morning). Mainly strong winds.

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -34°C on Mon night, min -39°C on Tue night). Winds decreasing (strong winds from the WSW on Tue night, calm by Wed night).

Fri
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
part cloud
part cloud
clear
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
cloudy
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
Cloud base (m)
2100
2150
2100
2100
2100
2100
km/h
45
WSW
25
SW
10
SW
15
SW
40
WSW
10
SSE
20
SSE
15
S
5
SW
15
W
25
W
35
WSW
35
WSW
45
WSW
35
W
25
W
5
NW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-29
-33
-37
-33
-32
-34
-35
-36
-36
-36
-34
-34
-34
-37
-38
-38
-38
min °C
-31
-36
-37
-36
-34
-35
-36
-36
-36
-36
-35
-34
-35
-39
-39
-38
-38
 chill °C
-49
-47
-48
-49
-48
-48
-49
-50
-44
-48
-50
-52
-54
-60
-58
-54
-50
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-30-34-36-34-34-35-38-38-36-35-33-32-33-36-37-36-37-30-35-37-35-33-35-36-36-36-36-35-34-35-38-39-38-38-32-37-41-38-37-35-33-34-37-38-38-36-38-41-42-43-42
Sunrise
12:04
11:48
11:33
11:18
11:07
Sunset
2:26
2:48
3:06
3:19
3:33
3:45

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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 Fri afternoon, min -37°C on Sat morning). Mainly strong winds.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -34°C on Mon night, min -39°C on Tue night). Winds decreasing (strong winds from the WSW on Tue night, calm by Wed 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
-28° C
cloudy
Dry and cloudy.
0
Calm
(0 kph at 0).
10.0 km
Low: scattered
Mid: overcast
Dumont Durville
1415 km WNW
111m alt.
2 hours ago
-8° C
moderate snow
Slight to moderate drifting snow, above eye level.
65
Gales from the SE
(65 kph at 140).
3.0 km
Mid: overcast
hy2c181E64S
1709 km NE
15m alt.
3 hours ago
24
Moderate winds from the SSW
(24 kph at 210).
- km
hy2c182E64S
1722 km NE
15m alt.
3 hours ago
22
Moderate winds from the SSW
(22 kph at 208).
- km
hy2c179E64S
1750 km NE
15m alt.
3 hours ago
19
Light winds from the SSW
(19 kph at 200).
- km
hy2c177E63S
1752 km NNE
15m alt.
3 hours ago
24
Moderate winds from the ESE
(24 kph at 102).
- km
hy2c176E63S
1753 km NNE
15m alt.
3 hours ago
23
Moderate winds from the E
(23 kph at 90).
- km
hy2c183E64S
1757 km NE
15m alt.
3 hours ago
26
Moderate winds from the SSW
(26 kph at 210).
- km
hy2c180E64S
1760 km NE
15m alt.
3 hours ago
19
Light winds from the SW
(19 kph at 215).
- km
hy2c175E63S
1760 km NNE
15m alt.
3 hours ago
20
Moderate winds from the WSW
(20 kph at 242).
- 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