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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 am Sun 06 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -38°C on Sun morning, min -47°C on Mon night). Mainly near gales.

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -34°C on Fri night, min -42°C on Wed night). Winds increasing (light winds from the WSW on Thu morning, near gales from the SW by Fri afternoon).

Sunday
6
Monday
7
Tuesday
8
Wednesday
9
Thursday
10
Friday
11
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
Cloud base (m)
2150
2150
2150
2150
2100
2150
2150
2150
km/h
10
WSW
10
WSW
15
W
30
W
25
WNW
10
NNW
10
SW
50
WSW
35
W
40
W
35
W
20
WSW
15
WSW
20
WSW
20
SW
35
SW
50
SW
35
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-38
-38
-39
-42
-42
-45
-44
-42
-38
-38
-38
-40
-41
-41
-39
-38
-38
-34
min °C
-38
-38
-41
-42
-44
-47
-47
-42
-40
-39
-40
-42
-42
-41
-41
-39
-38
-37
 chill °C
-50
-50
-58
-61
-61
-58
-60
-66
-61
-58
-59
-58
-57
-57
-57
-58
-60
-58
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-38-39-40-41-43-45-45-42-38-38-39-40-40-40-39-37-37-35-38-38-40-42-43-46-46-42-39-39-39-41-42-41-40-39-38-36-38-37-41-42-44-47-45-41-40-40-40-42-43-43-43-41-39-39
Sunrise
9:18
9:11
9:03
8:53
8:45
8:37
Sunset
5:25
5:34
5:42
5:49
5:57
6:04

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -38°C on Sun morning, min -47°C on Mon night). Mainly near gales.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -34°C on Fri night, min -42°C on Wed night). Winds increasing (light winds from the WSW on Thu morning, near gales from the SW by Fri afternoon).

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
-37°C
cloudy
Dry and cloudy.
44
Strong winds from the ENE
(44 kph at 60).
7.0 km
Low: overcast
Jang Bogo Station
410 km NNE
29m alt.
2 hours ago
-28°C
-
4
Calm
(4 kph at 140).
40 km
Mid: scattered
1328 km S
3012m alt.
2 hours ago
-
28
Moderate winds from the SE
(28 kph at 140).
1.2 km
High: overcast
Dumont Durville
1415 km WNW
111m alt.
2 hours ago
-16°C
-
43
Strong winds from the SE
(43 kph at 130).
40 km
Mid: overcast
1555 km S
2835m alt.
2 hours ago
-
Wind obs. (26 kph from 320 degs) was rejected.
1.2 km
Mid: overcast
DomeA
1590 km SSW
4084m alt.
58 minutes ago
-
Wind obs. (7 kph from 230 degs) was rejected.
ASCATB140E64S
1730 km NW
15m alt.
3 hours ago
48
Strong winds from the ENE
(48 kph at 78).
- km
ASCATB143E63S
1761 km NW
15m alt.
3 hours ago
39
Strong winds from the ENE
(39 kph at 60).
- km
ASCATB142E63S
1781 km NW
15m alt.
3 hours ago
37
Fresh winds from the ENE
(37 kph at 56).
- km
ASCATB144E63S
1785 km NW
15m alt.
3 hours ago
43
Strong winds from the NNE
(43 kph at 26).
- 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