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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 pm Thu 13 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -25°C on Fri morning, min -33°C on Sun morning). Winds increasing (calm on Fri night, strong winds from the SW by Sat night).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -28°C on Tue night, min -38°C on Sun night). Mainly strong winds.

Thu
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
cloud
cloud
clear
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
clear
clear
clear
clear
some clouds
some clouds
cloudy
cloudy
cloudy
Cloud base (m)
5200
4650
4350
3100
4350
7350
2150
4800
2100
2100
km/h
40
WSW
35
WSW
15
SW
5
SW
5
WSW
10
W
15
WSW
40
SW
50
WSW
40
SW
10
WSW
15
S
20
SSW
15
SW
25
S
30
S
20
SSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-29
-26
-25
-25
-26
-26
-27
-29
-32
-33
-35
-36
-34
-32
-31
-30
-28
min °C
-30
-29
-26
-25
-26
-26
-28
-31
-33
-34
-38
-38
-35
-33
-32
-30
-29
 chill °C
-47
-45
-37
-32
-26
-33
-42
-50
-53
-50
-46
-52
-50
-46
-46
-45
-43
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-27-25-23-24-26-25-25-27-30-32-36-38-35-32-32-32-30-30-28-26-25-26-26-28-30-33-34-37-37-35-33-32-30-29-32-31-27-27-25-27-29-33-35-36-38-37-36-36-31-27-27
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 -25°C on Fri morning, min -33°C on Sun morning). Winds increasing (calm on Fri night, strong winds from the SW by Sat night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -28°C on Tue night, min -38°C on Sun night). Mainly strong winds.

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
-27° C
cloudy
Dry and cloudy.
6
Light winds from the ENE
(6 kph at 60).
10.0 km
Low: overcast
DomeA
1590 km SSW
4084m alt.
2 hours ago
-67° C
-
Wind obs. (6 kph from 230 degs) was rejected.
ASCATB245E70S
2574 km ESE
15m alt.
2 hours ago
27
Moderate winds from the NNW
(27 kph at 339).
- km
ASCATB246E70S
2590 km ESE
15m alt.
2 hours ago
28
Moderate winds from the NW
(28 kph at 314).
- km
2634 km N
6m alt.
2 hours ago
4° C
Nearby precipitation but not falling at station.
69
Gales from the WNW
(69 kph at 290).
35 km
Mid: mostly cloudy
ASCATB245E69S
2681 km ESE
15m alt.
2 hours ago
40
Strong winds from the WNW
(40 kph at 299).
- km
ASCATB246E69S
2705 km ESE
15m alt.
2 hours ago
41
Strong winds from the WNW
(41 kph at 301).
- km
ASCATB247E69S
2713 km ESE
15m alt.
2 hours ago
42
Strong winds from the NW
(42 kph at 306).
- km
ASCATB248E69S
2744 km ESE
15m alt.
2 hours ago
42
Strong winds from the WNW
(42 kph at 296).
- km
ASCATB244E68S
2760 km ESE
15m alt.
2 hours ago
49
Strong winds from the WNW
(49 kph at 284).
- 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