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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 pm Sun 21 Jun Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -15°C on Sun afternoon, min -36°C on Wed morning). Mainly fresh winds.

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -27°C on Fri night, min -41°C on Thu afternoon). Winds decreasing (fresh winds from the W on Wed night, light winds from the W by Fri morning).

Sun
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
cloudy
some clouds
clear
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
cloudy
km/h
20
SSW
20
W
20
WNW
20
W
25
W
30
W
30
W
30
W
30
W
30
W
30
W
25
W
20
WNW
10
W
10
W
10
WSW
15
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-15
-20
-28
-27
-28
-30
-32
-34
-36
-36
-37
-40
-39
-32
-30
-30
-27
min °C
-18
-27
-28
-27
-29
-31
-33
-35
-36
-37
-40
-40
-41
-36
-31
-31
-31
 chill °C
-27
-39
-41
-40
-43
-47
-50
-52
-53
-54
-58
-57
-56
-48
-40
-40
-42
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2100
2100
8000
5200
Sea lvl1000m2000m3000m4000m5000m
-23-21-22-22-24-26-28-30-33-34-37-38-38-37-37-37-36-21-22-24-24-25-27-29-31-33-34-36-38-38-35-34-35-33-17-24-28-27-29-31-33-35-36-37-39-40-40-34-31-31-29
Sunrise
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 -15°C on Sun afternoon, min -36°C on Wed morning). Mainly fresh winds.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -27°C on Fri night, min -41°C on Thu afternoon). Winds decreasing (fresh winds from the W on Wed night, light winds from the W by Fri morning).

This table gives the weather forecast for Portal Mountain at the specific elevation of 1000 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
-11° C
cloudy
Dry and cloudy.
Wind obs. (44 kph from 160 degs) was rejected.
10.0 km
Low: overcast
ASCATB178E65S
1641 km NNE
15m alt.
2 hours ago
41
Strong winds from the SW
(41 kph at 234).
- km
ASCATB179E65S
1647 km NE
15m alt.
2 hours ago
40
Strong winds from the SW
(40 kph at 235).
- km
ASCATB180E65S
1661 km NE
15m alt.
2 hours ago
37
Fresh winds from the SW
(37 kph at 230).
- km
ASCATB173E64S
1692 km NNE
15m alt.
2 hours ago
48
Strong winds from the WSW
(48 kph at 244).
- km
ASCATB175E64S
1714 km NNE
15m alt.
2 hours ago
44
Strong winds from the SW
(44 kph at 232).
- km
ASCATB176E64S
1724 km NNE
15m alt.
2 hours ago
43
Strong winds from the SW
(43 kph at 227).
- km
ASCATB177E64S
1740 km NNE
15m alt.
2 hours ago
39
Strong winds from the SW
(39 kph at 223).
- km
ASCATB178E64S
1751 km NNE
15m alt.
2 hours ago
36
Fresh winds from the SW
(36 kph at 221).
- km
ASCATB180E64S
1759 km NE
15m alt.
2 hours ago
33
Fresh winds from the SSW
(33 kph at 201).
- 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