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 -27°C on Wed afternoon, min -31°C on Fri morning). Winds increasing (fresh winds from the W on Wed morning, severe gales from the WSW by Thu afternoon).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -26°C on Sat night, min -40°C on Mon night). Winds decreasing (fresh winds from the WSW on Sat morning, calm by Sat night).

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
40
W
45
WSW
55
WSW
70
WSW
80
WSW
55
WSW
50
WSW
55
WSW
45
WSW
30
WSW
15
WSW
0
N
5
E
10
SSE
15
S
10
SW
15
W
30
W
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-28
-27
-27
-27
-27
-28
-30
-30
-28
-28
-27
-26
-29
-32
-34
-37
-37
-37
min °C
-28
-27
-28
-27
-28
-30
-31
-31
-30
-28
-27
-28
-31
-33
-35
-37
-37
-40
 chill °C
-44
-44
-48
-47
-50
-49
-50
-50
-49
-43
-38
-28
-31
-45
-48
-49
-51
-58
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 -27°C on Wed afternoon, min -31°C on Fri morning). Winds increasing (fresh winds from the W on Wed morning, severe gales from the WSW by Thu afternoon).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -26°C on Sat night, min -40°C on Mon night). Winds decreasing (fresh winds from the WSW on Sat morning, calm by Sat night).

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
-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
ASCATC166E63S
1728 km NNE
15m alt.
3 hours ago
36
Fresh winds from the ENE
(36 kph at 63).
- km
ASCATB167E63S
1731 km NNE
15m alt.
3 hours ago
33
Fresh winds from the ENE
(33 kph at 71).
- km
ASCATB166E63S
1736 km NNE
15m alt.
3 hours ago
35
Fresh winds from the ENE
(35 kph at 76).
- km
ASCATB171E63S
1757 km NNE
15m alt.
3 hours ago
30
Fresh winds from the E
(30 kph at 85).
- 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