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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 am Fri 04 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -30°C on Fri morning, min -37°C on Sat night). Winds decreasing (near gales from the WSW on Fri afternoon, calm by Sat night).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -31°C on Wed night, min -41°C on Mon night). Winds increasing (calm on Tue afternoon, strong winds from the W by Wed morning).

Friday
4
Saturday
5
Sunday
6
Monday
7
Tuesday
8
Wednesday
9
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
part cloud
clear
part cloud
part cloud
clear
part cloud
cloud
cloud
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
clear
some clouds
some clouds
clear
some clouds
cloudy
cloudy
Cloud base (m)
4300
3500
2050
2050
2050
2050
2050
2100
2100
2100
2100
5150
4000
km/h
55
WSW
55
WSW
45
WSW
20
WSW
10
WSW
5
SW
10
S
10
S
10
NW
15
NW
10
NW
5
NNW
5
E
5
N
20
WNW
40
W
35
W
30
W
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-30
-31
-31
-33
-35
-36
-37
-36
-35
-38
-39
-41
-41
-41
-40
-39
-36
-31
min °C
-31
-31
-32
-33
-36
-37
-37
-37
-37
-39
-40
-41
-41
-41
-41
-40
-37
-34
 chill °C
-51
-51
-50
-48
-42
-37
-48
-48
-49
-52
-51
-51
-50
-41
-54
-61
-56
-52
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-30-30-30-31-34-36-38-38-37-39-40-41-41-41-40-39-35-31-31-31-32-33-36-37-37-37-36-39-40-41-41-41-41-40-37-33-31-33-34-36-37-35-34-33-34-37-40-41-40-40-41-39-36-33
Sunrise
9:37
9:27
9:18
9:11
9:03
8:53
Sunset
5:09
5:19
5:25
5:34
5:42
5:49

Loading...

Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -30°C on Fri morning, min -37°C on Sat night). Winds decreasing (near gales from the WSW on Fri afternoon, calm by Sat night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -31°C on Wed night, min -41°C on Mon night). Winds increasing (calm on Tue afternoon, strong winds from the W by Wed morning).

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
-26°C
light snow
Light snow.
28
Moderate winds from the ENE
(28 kph at 70).
6.0 km
Low: overcast
Dumont Durville
1415 km WNW
111m alt.
1 hour ago
-9°C
moderate snow
Slight to moderate drifting snow, below eye level.
87
Stormy winds from the SE
(87 kph at 140).
30 km
Mid: mostly cloudy
ASCATB178E65S
1643 km NNE
15m alt.
3 hours ago
50
Strong winds from the NE
(50 kph at 52).
- km
ASCATB179E65S
1647 km NE
15m alt.
3 hours ago
50
Strong winds from the NE
(50 kph at 49).
- km
ASCATC179E65S
1650 km NE
15m alt.
3 hours ago
51
Near gales from the NE
(51 kph at 46).
- km
ASCATC181E65S
1650 km NE
15m alt.
3 hours ago
45
Strong winds from the NE
(45 kph at 48).
- km
ASCATB177E64S
1650 km NNE
15m alt.
3 hours ago
46
Strong winds from the NE
(46 kph at 47).
- km
ASCATC179E64S
1658 km NE
15m alt.
3 hours ago
50
Strong winds from the NE
(50 kph at 46).
- km
ASCATB175E64S
1662 km NNE
15m alt.
3 hours ago
45
Strong winds from the NE
(45 kph at 40).
- km
ASCATC178E64S
1662 km NNE
15m alt.
3 hours ago
50
Strong winds from the NE
(50 kph at 41).
- 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