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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 pm Sat 25 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -27°C on Sat night, min -30°C on Sat afternoon). Winds decreasing (near gales from the SW on Sat afternoon, light winds from the W by Sun afternoon).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -28°C on Tue afternoon, min -34°C on Thu night). Wind will be generally light.

Sat
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
cloud
cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
some clouds
cloudy
cloudy
cloudy
some clouds
some clouds
clear
Cloud base (m)
5400
7650
8200
4700
4600
5000
km/h
50
SW
35
WSW
20
WSW
10
W
10
WSW
15
WSW
25
WSW
30
WSW
25
WSW
20
WSW
15
W
10
W
10
WNW
15
W
15
W
20
WSW
25
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-29
-27
-27
-28
-27
-27
-28
-28
-28
-28
-29
-30
-30
-30
-32
-33
-33
min °C
-30
-30
-28
-28
-28
-27
-28
-29
-29
-28
-30
-30
-30
-32
-33
-33
-34
 chill °C
-49
-48
-38
-36
-37
-38
-42
-45
-44
-41
-41
-40
-40
-44
-47
-47
-49
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-27-26-25-26-26-24-25-25-25-24-26-28-28-29-29-30-30-30-29-28-28-28-27-28-29-29-28-30-30-30-31-33-33-34-32-31-30-30-30-30-31-33-33-33-32-31-30-32-35-37-37
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 -27°C on Sat night, min -30°C on Sat afternoon). Winds decreasing (near gales from the SW on Sat afternoon, light winds from the W by Sun afternoon).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -28°C on Tue afternoon, min -34°C on Thu night). Wind will be generally light.

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.
3 hours ago
-25° C
clear
Clear
0
Calm
(0 kph at 0).
10.0 km
ASCATB170E64S
1667 km NNE
15m alt.
2 hours ago
50
Strong winds from the NW
(50 kph at 323).
- km
ASCATB176E64S
1731 km NNE
15m alt.
2 hours ago
27
Moderate winds from the WNW
(27 kph at 297).
- km
ASCATB177E64S
1741 km NNE
15m alt.
2 hours ago
38
Fresh winds from the NNE
(38 kph at 12).
- km
ASCATB178E64S
1747 km NNE
15m alt.
2 hours ago
39
Strong winds from the N
(39 kph at 11).
- km
ASCATB179E64S
1759 km NNE
15m alt.
2 hours ago
32
Fresh winds from the N
(32 kph at 4).
- km
ASCATB180E64S
1772 km NE
15m alt.
2 hours ago
24
Moderate winds from the N
(24 kph at 354).
- km
ASCATB169E63S
1773 km NNE
15m alt.
2 hours ago
45
Strong winds from the WNW
(45 kph at 302).
- km
ASCATB170E63S
1779 km NNE
15m alt.
2 hours ago
42
Strong winds from the NW
(42 kph at 308).
- km
ASCATB171E63S
1786 km NNE
15m alt.
2 hours ago
34
Fresh winds from the NW
(34 kph at 311).
- 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