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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 pm Sat 29 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A dusting of new snow. Extremely cold (max -17°C on Tue morning, min -27°C on Sat night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -22°C on Tue night, min -41°C on Thu night). Winds decreasing (severe gales from the WSW on Wed night, light winds from the WSW by Fri afternoon).

Sunday
30
Monday
31
Tuesday
1
Wednesday
2
Thursday
3
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
part cloud
part cloud
cloud
cloud
light snow
cloud
cloud
light snow
cloud
clear
clear
clear
clear
clear
clear
cloudy
some clouds
some clouds
cloudy
cloudy
light snow
cloudy
cloudy
light snow
cloudy
clear
clear
clear
clear
clear
clear
Cloud base (m)
2100
2100
2200
2150
2100
2100
2100
2100
2150
8150
4200
km/h
15
S
15
NNW
15
NW
5
NNW
10
ESE
10
E
10
NNE
15
NNE
20
N
20
W
50
W
65
W
80
WSW
80
WSW
75
WSW
75
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
2
1
 mm
max °C
-25
-26
-26
-22
-22
-22
-19
-17
-17
-22
-31
-33
-33
-36
-38
-39
min °C
-27
-26
-26
-25
-22
-22
-21
-18
-19
-30
-32
-33
-37
-36
-38
-41
 chill °C
-33
-37
-37
-34
-29
-30
-29
-27
-30
-47
-53
-55
-63
-61
-64
-66
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-28-26-25-25-24-23-20-19-21-25-29-32-36-38-41-42-26-26-26-24-22-22-20-18-18-26-32-33-35-36-38-40-22-26-26-21-18-19-17-14-14-25-33-33-32-33-33-36
Sunrise
10:22
10:12
10:03
9:53
9:45
Sunset
4:27
4:36
4:45
4:53
5:01

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: A dusting of new snow. Extremely cold (max -17°C on Tue morning, min -27°C on Sat night). Wind will be generally light.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -22°C on Tue night, min -41°C on Thu night). Winds decreasing (severe gales from the WSW on Wed night, light winds from the WSW by Fri afternoon).

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
-13°C
light snow
Light snow.
0
Calm
(0 kph at 0).
8.0 km
Low: overcast
Jang Bogo Station
410 km NNE
29m alt.
2 hours ago
-14°C
light snow
Intermittent light snow.
Wind obs. (19 kph from 250 degs) was rejected.
32 km
Mid: overcast
1328 km S
3012m alt.
2 hours ago
-
Wind obs. (20 kph from 120 degs) was rejected.
6.0 km
Mid: few
Dumont Durville
1415 km WNW
111m alt.
2 hours ago
-19°C
-
22
Moderate winds from the SE
(22 kph at 130).
1555 km S
2835m alt.
2 hours ago
-
Wind obs. (22 kph from 110 degs) was rejected.
26 km
Mid: few
hy2c156E63S
1675 km N
15m alt.
3 hours ago
26
Moderate winds from the SW
(26 kph at 215).
- km
ASCATC181E65S
1680 km NE
15m alt.
3 hours ago
23
Moderate winds from the ESE
(23 kph at 103).
- km
hy2c155E63S
1684 km N
15m alt.
3 hours ago
47
Strong winds from the SSW
(47 kph at 195).
- km
ASCATB182E65S
1687 km NE
15m alt.
3 hours ago
30
Fresh winds from the ENE
(30 kph at 64).
- km
ASCATC182E65S
1690 km NE
15m alt.
3 hours ago
28
Moderate winds from the ENE
(28 kph at 61).
- 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