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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 pm Tue 25 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A dusting of new snow. Extremely cold (max -26°C on Thu night, min -41°C on Wed night). Winds increasing (calm on Wed afternoon, strong winds from the S by Thu night).

Days 5–7 Weather Summary

A dusting of new snow. Extremely cold (max -26°C on Sat morning, min -35°C on Fri night). Mainly strong winds.

Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
part cloud
cloud
cloud
light snow
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
clear
clear
clear
some clouds
cloudy
cloudy
light snow
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
Cloud base (m)
2150
2050
2050
2050
2100
2100
2050
2050
2100
2100
2100
2100
2100
km/h
45
WSW
25
W
5
NNE
25
ESE
30
SSE
35
S
45
S
25
S
30
S
35
S
30
SSW
25
S
20
SE
35
SSE
35
SSE
35
SSE
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
4
 mm
max °C
-39
-38
-37
-39
-37
-32
-26
-30
-35
-29
-26
-26
-29
-34
-32
-29
min °C
-40
-40
-38
-41
-39
-35
-30
-32
-36
-35
-27
-27
-33
-34
-33
-31
 chill °C
-61
-57
-49
-58
-58
-53
-48
-47
-54
-52
-42
-40
-49
-52
-50
-47
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-39-39-38-41-40-36-32-34-38-34-30-30-33-36-35-33-40-39-38-40-38-34-28-31-36-32-27-27-31-34-33-30-43-44-41-40-35-29-22-27-31-27-22-23-29-30-30-27
Sunrise
11:07
10:55
10:44
10:33
10:22
Sunset
3:45
3:56
4:07
4:16
4:27

Loading...

Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: A dusting of new snow. Extremely cold (max -26°C on Thu night, min -41°C on Wed night). Winds increasing (calm on Wed afternoon, strong winds from the S by Thu night).

Portal Mountain Weather (Days 3-6):

A dusting of new snow. Extremely cold (max -26°C on Sat morning, min -35°C on Fri night). Mainly strong winds.

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
-38°C
clear
Haze -.
0
Calm
(0 kph at 0).
4.9 km
Low: scattered
1328 km S
3012m alt.
2 hours ago
moderate snow
Ice crystals.
Wind obs. (13 kph from 120 degs) was rejected.
9.0 km
ASCATC166E64S
1642 km NNE
15m alt.
3 hours ago
51
Near gales from the S
(51 kph at 180).
- km
ASCATC167E64S
1646 km NNE
15m alt.
3 hours ago
46
Strong winds from the S
(46 kph at 175).
- km
ASCATB159E63S
1701 km N
15m alt.
3 hours ago
78
Severe gales from the SSE
(78 kph at 159).
- km
ASCATB183E65S
1708 km NE
15m alt.
3 hours ago
42
Strong winds from the N
(42 kph at 1).
- km
ASCATC158E63S
1708 km N
15m alt.
3 hours ago
59
Near gales from the SSW
(59 kph at 197).
- km
ASCATB158E63S
1714 km N
15m alt.
3 hours ago
54
Near gales from the SSW
(54 kph at 194).
- km
ASCATC167E63S
1720 km NNE
15m alt.
3 hours ago
48
Strong winds from the SSW
(48 kph at 194).
- km
ASCATC164E63S
1724 km N
15m alt.
3 hours ago
54
Near gales from the SSW
(54 kph at 199).
- 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