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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 am Wed 02 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -25°C on Thu morning, min -32°C on Fri afternoon). Winds decreasing (near gales from the W on Thu morning, moderate winds from the W by Fri night).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -24°C on Sat night, min -43°C on Mon night). Wind will be generally light.

Wednesday
2
Thursday
3
Friday
4
Saturday
5
Sunday
6
Monday
7
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
clear
clear
Cloud base (m)
4950
5500
2100
2100
2050
2100
2200
km/h
25
W
30
W
35
W
45
W
50
W
40
W
30
W
35
W
30
W
20
WNW
20
WNW
10
W
5
S
5
S
10
SSW
15
W
20
WNW
20
WNW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-28
-28
-26
-25
-25
-27
-31
-31
-31
-31
-28
-24
-26
-29
-31
-36
-38
-40
min °C
-28
-28
-27
-26
-26
-30
-31
-32
-32
-32
-29
-26
-27
-31
-32
-37
-39
-43
 chill °C
-42
-43
-42
-43
-44
-47
-47
-48
-48
-46
-41
-36
-34
-38
-44
-51
-54
-60
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-26-25-26-28-28-28-29-29-27-25-25-27-31-33-36-36-35-37-28-27-28-27-28-29-31-31-29-28-27-27-30-33-35-37-37-39-28-28-27-26-26-29-31-32-32-32-29-25-27-30-32-37-39-42
Sunrise
9:53
9:45
9:37
9:27
9:18
9:11
Sunset
4:53
5:01
5:09
5:19
5:25
5:34

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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 Thu morning, min -32°C on Fri afternoon). Winds decreasing (near gales from the W on Thu morning, moderate winds from the W by Fri night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -24°C on Sat night, min -43°C on Mon night). Wind will be generally light.

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
-19°C
cloudy
Dry and cloudy.
30
Fresh winds from the E.(Wind varies from 012 to 016 degs)
(30 kph at 80).
10.0 km
Low: overcast
Dumont Durville
1415 km WNW
111m alt.
2 hours ago
-5°C
moderate snow
Slight to moderate drifting snow, below eye level.
91
Stormy winds from the SE
(91 kph at 130).
28 km
Mid: overcast
DomeA
1590 km SSW
4084m alt.
1 hour ago
-
Wind obs. (17 kph from 230 degs) was rejected.
ASCATC174E63S
1712 km NNE
15m alt.
3 hours ago
23
Moderate winds from the NE
(23 kph at 45).
- km
ASCATC167E63S
1721 km NNE
15m alt.
3 hours ago
36
Fresh winds from the ENE
(36 kph at 64).
- km
ASCATC168E63S
1725 km NNE
15m alt.
3 hours ago
29
Fresh winds from the E
(29 kph at 96).
- km
ASCATB167E63S
1726 km NNE
15m alt.
2 hours ago
32
Fresh winds from the ENE
(32 kph at 74).
- km
ASCATB166E63S
1727 km NNE
15m alt.
2 hours ago
33
Fresh winds from the ENE
(33 kph at 72).
- km
ASCATC166E63S
1728 km NNE
15m alt.
3 hours ago
36
Fresh winds from the ENE
(36 kph at 63).
- km
ASCATB147E63S
1729 km NW
15m alt.
2 hours ago
64
Gales from the ENE
(64 kph at 75).
- 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