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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 pm Wed 26 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 -42°C on Wed night). Mainly strong winds.

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -20°C on Tue morning, min -34°C on Sun morning). Wind will be generally light.

Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
31
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
cloud
cloud
light snow
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
some clouds
cloudy
cloudy
light snow
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
cloudy
cloudy
Cloud base (m)
2100
2050
2050
2050
2100
2050
2050
2050
2100
2100
2100
2100
2100
2100
2150
2200
km/h
20
ESE
35
SSE
40
S
35
S
35
SSE
35
S
40
S
30
SSW
30
S
20
SSE
25
SSE
25
SSE
10
SSE
5
SSE
0
E
5
E
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
2
 mm
max °C
-39
-38
-33
-26
-30
-32
-31
-28
-26
-27
-33
-32
-27
-26
-23
-22
min °C
-42
-39
-35
-31
-30
-35
-36
-30
-27
-31
-34
-32
-31
-28
-25
-22
 chill °C
-60
-59
-54
-49
-46
-54
-55
-46
-42
-44
-49
-47
-41
-28
-25
-22
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-42-41-37-32-33-37-36-32-30-31-33-33-29-26-24-22-41-39-34-29-30-34-34-29-27-29-34-32-29-27-24-22-39-34-29-23-25-28-29-24-21-26-32-31-28-28-23-21
Sunrise
10:55
10:44
10:33
10:22
10:12
Sunset
3:56
4:07
4:16
4:27
4:36

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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 -26°C on Thu night, min -42°C on Wed night). Mainly strong winds.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -20°C on Tue morning, min -34°C on Sun morning). Wind will be generally light.

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
-31°C
light snow
Light snow.
46
Strong winds from the SSE
(46 kph at 150).
2.4 km
Mid: overcast
Dumont Durville
1415 km WNW
111m alt.
3 hours ago
-17°C
-
35
Fresh winds from the SE
(35 kph at 130).
DomeA
1590 km SSW
4084m alt.
1 hour ago
-
Wind obs. (6 kph from 230 degs) was rejected.
Casey
2024 km W
42m alt.
3 hours ago
-20°C
-
15
Light winds from the S
(15 kph at 170).
Mid: scattered
ASCATC124E63S
2117 km WNW
15m alt.
2 hours ago
35
Fresh winds from the W
(35 kph at 265).
- km
ASCATC123E63S
2134 km W
15m alt.
2 hours ago
31
Fresh winds from the WSW
(31 kph at 253).
- km
ASCATC122E63S
2143 km W
15m alt.
2 hours ago
32
Fresh winds from the WSW
(32 kph at 244).
- km
ASCATC123E62S
2189 km W
15m alt.
2 hours ago
28
Moderate winds from the WSW
(28 kph at 253).
- km
ASCATC122E62S
2262 km W
15m alt.
2 hours ago
30
Fresh winds from the W
(30 kph at 267).
- km
ASCATC122E61S
2275 km W
15m alt.
2 hours ago
28
Moderate winds from the W
(28 kph at 261).
- 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