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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 pm Tue 07 Apr Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -23°C on Tue night, min -34°C on Thu morning). Winds decreasing (fresh winds from the SW on Wed afternoon, calm by Thu afternoon).

Days 5–7 Weather Summary

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

Tue
7
Wednesday
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
clear
part cloud
cloud
cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
some clouds
cloudy
cloudy
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
 km/h
25
S
20
WSW
35
WSW
35
SW
35
SW
10
SSW
0
N
10
SW
10
SW
10
SW
10
WNW
20
W
10
WNW
10
NNW
10
NNW
5
NW
5
WNW
max °C
-26
-23
-23
-24
-27
-34
-32
-29
-29
-29
-28
-30
-31
-33
-33
-33
-32
min °C
-27
-25
-24
-25
-32
-34
-33
-31
-29
-29
-29
-30
-32
-34
-34
-33
-33
-41
-36
-39
-40
-45
-44
-33
-38
-39
-38
-37
-43
-43
-43
-43
-39
-33
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2100
7050
2200
2150
2150
2100
2150
2150
2150
2150
2150
2250
2150
Sea lvl1000m2000m3000m4000m5000m
-28-22-21-24-29-32-32-29-28-26-25-27-29-30-31-31-30-27-24-24-25-30-34-33-30-29-29-29-30-32-34-34-33-33-25-26-26-26-31-35-33-31-30-31-31-34-35-36-35-34-33
Sunrise
9:26
9:33
9:41
9:51
10:00
Sunset
5:30
5:22
5:13
5:04
4:54
4:45

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -23°C on Tue night, min -34°C on Thu morning). Winds decreasing (fresh winds from the SW on Wed afternoon, calm by Thu afternoon).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -28°C on Fri night, min -34°C on Sat 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
-18° C
clear
Clear
Wind obs. (24 kph from 120 degs) was rejected.
10.0 km
1328 km S
3012m alt.
2 hours ago
light snow
Snow grains.
Wind obs. (22 kph from 40 degs) was rejected.
1.0 km
High: scattered
ASCATB235E69S
2449 km ESE
15m alt.
2 hours ago
29
Fresh winds from the W
(29 kph at 266).
- km
ASCATB236E69S
2458 km ESE
15m alt.
2 hours ago
28
Moderate winds from the W
(28 kph at 263).
- km
ASCATB241E70S
2488 km ESE
15m alt.
2 hours ago
33
Fresh winds from the SSW
(33 kph at 206).
- km
ASCATB237E69S
2488 km ESE
15m alt.
2 hours ago
33
Fresh winds from the W
(33 kph at 267).
- km
ASCATB242E70S
2515 km ESE
15m alt.
2 hours ago
31
Fresh winds from the SSW
(31 kph at 212).
- km
ASCATB240E69S
2526 km ESE
15m alt.
2 hours ago
43
Strong winds from the S
(43 kph at 179).
- km
ASCATB243E70S
2534 km ESE
15m alt.
2 hours ago
28
Moderate winds from the SW
(28 kph at 218).
- km
ASCATB244E70S
2543 km ESE
15m alt.
2 hours ago
28
Moderate winds from the SW
(28 kph at 220).
- 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