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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 am Thu 23 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -27°C on Thu morning, min -35°C on Fri night). Winds decreasing (severe gales from the SW on Thu night, moderate winds from the SSW by Fri night).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -25°C on Sun night, min -30°C on Tue night). Winds decreasing (near gales from the WSW on Mon afternoon, light winds from the SW by Tue afternoon).

Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
some clouds
some clouds
clear
Cloud base (m)
3650
2100
7500
5100
4600
km/h
60
WSW
70
W
80
SW
50
WSW
35
WSW
30
SW
25
SSW
50
SW
55
SW
40
SW
35
SW
25
WSW
45
W
55
WSW
50
WSW
20
SW
10
SW
15
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-27
-30
-30
-30
-31
-32
-32
-30
-27
-26
-27
-25
-26
-27
-27
-27
-29
-29
min °C
-28
-33
-32
-31
-32
-35
-35
-30
-29
-26
-27
-27
-27
-28
-28
-27
-29
-30
 chill °C
-48
-56
-55
-50
-50
-50
-51
-49
-49
-42
-42
-40
-45
-47
-47
-40
-39
-44
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-28-32-31-31-32-34-34-30-28-26-27-26-27-28-28-27-29-30-31-34-33-34-35-37-35-33-30-29-29-29-29-31-31-31-32-34-33-36-35-37-39-40-37-36-33-32-31-32-32-34-35-35-34-37
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 Thu morning, min -35°C on Fri night). Winds decreasing (severe gales from the SW on Thu night, moderate winds from the SSW by Fri night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -25°C on Sun night, min -30°C on Tue night). Winds decreasing (near gales from the WSW on Mon afternoon, light winds from the SW by Tue afternoon).

This table gives the weather forecast for Portal Mountain at the specific elevation of 2555 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
-24° C
cloudy
Dry and cloudy.
Wind obs. (15 kph from 100 degs) was rejected.
6.0 km
Low: overcast
ASCATB107E62S
2525 km W
15m alt.
3 hours ago
52
Near gales from the NE
(52 kph at 42).
- km
ASCATB106E62S
2526 km W
15m alt.
3 hours ago
52
Near gales from the NE
(52 kph at 47).
- km
ASCATB109E62S
2540 km W
15m alt.
3 hours ago
47
Strong winds from the NE
(47 kph at 37).
- km
ASCATB111E61S
2540 km W
15m alt.
3 hours ago
54
Near gales from the NNE
(54 kph at 23).
- km
ASCATB105E62S
2541 km W
15m alt.
3 hours ago
52
Near gales from the NE
(52 kph at 44).
- km
ASCATB108E62S
2548 km W
15m alt.
3 hours ago
48
Strong winds from the NE
(48 kph at 43).
- km
ASCATB109E61S
2550 km W
15m alt.
3 hours ago
45
Strong winds from the NE
(45 kph at 40).
- km
ASCATB110E61S
2555 km W
15m alt.
3 hours ago
51
Near gales from the NNE
(51 kph at 29).
- km
ASCATB108E61S
2567 km W
15m alt.
3 hours ago
46
Strong winds from the NE
(46 kph at 48).
- 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