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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 am Tue 11 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -27°C on Wed afternoon, min -33°C on Thu morning). Mainly fresh winds.

Days 4–6 Weather Summary

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

Tuesday
11
Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
cloud
cloud
cloud
clear
clear
part cloud
cloud
cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
cloudy
cloudy
cloudy
clear
clear
some clouds
cloudy
cloudy
some clouds
clear
some clouds
some clouds
clear
clear
clear
Cloud base (m)
4350
3350
3900
3600
3850
9400
5150
2200
2150
km/h
25
W
25
WNW
30
W
25
WNW
20
WNW
25
W
25
W
20
WNW
20
WNW
20
W
20
W
25
W
25
W
30
W
35
W
35
W
30
W
15
WNW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-31
-31
-30
-28
-27
-27
-31
-33
-27
-27
-27
-28
-31
-33
-33
-36
-37
-34
min °C
-32
-32
-31
-30
-28
-29
-33
-33
-33
-27
-27
-29
-32
-33
-35
-36
-38
-41
 chill °C
-47
-47
-46
-44
-41
-44
-48
-48
-47
-39
-39
-43
-48
-49
-54
-55
-54
-55
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-24-24-24-23-23-26-26-26-25-24-25-26-25-27-32-37-41-40-27-27-27-26-25-27-29-29-28-26-27-27-28-30-33-36-40-39-32-32-31-29-28-28-32-33-30-27-27-29-32-33-34-36-38-38
Sunrise
12:00
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 Wed afternoon, min -33°C on Thu morning). Mainly fresh winds.

Portal Mountain Weather (Days 3-6):

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

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
-27° C
clear
-
0
Calm
(0 kph at 0).
10.0 km
Low: few
ASCATB179E64S
1745 km NNE
15m alt.
2 hours ago
39
Strong winds from the WNW
(39 kph at 300).
- km
ASCATB178E64S
1745 km NNE
15m alt.
2 hours ago
36
Fresh winds from the WNW
(36 kph at 299).
- km
ASCATB178E63S
1749 km NNE
15m alt.
2 hours ago
36
Fresh winds from the WNW
(36 kph at 301).
- km
ASCATB181E64S
1750 km NE
15m alt.
2 hours ago
39
Strong winds from the WNW
(39 kph at 303).
- km
ASCATB180E64S
1754 km NE
15m alt.
2 hours ago
41
Strong winds from the NW
(41 kph at 304).
- km
ASCATB177E63S
1755 km NNE
15m alt.
2 hours ago
33
Fresh winds from the WNW
(33 kph at 303).
- km
ASCATB179E63S
1761 km NNE
15m alt.
2 hours ago
39
Strong winds from the WNW
(39 kph at 300).
- km
ASCATB176E63S
1762 km NNE
15m alt.
2 hours ago
33
Fresh winds from the NW
(33 kph at 305).
- km
ASCATB182E64S
1768 km NE
15m alt.
2 hours ago
40
Strong winds from the WNW
(40 kph at 301).
- 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