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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 am Tue 08 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -33°C on Thu morning, min -47°C on Tue morning). Winds decreasing (near gales from the WSW on Tue night, calm by Thu morning).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -30°C on Sun night, min -35°C on Sat night). Winds increasing (light winds from the SW on Sat morning, severe gales from the SW by Sun night).

Tuesday
8
Wednesday
9
Thursday
10
Friday
11
Saturday
12
Sunday
13
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
clear
clear
clear
clear
clear
Cloud base (m)
2050
2150
5100
2100
2050
2100
2100
2250
km/h
20
WSW
45
WSW
50
W
20
NW
15
NNW
10
NNW
5
WNW
10
SW
15
SSW
15
SW
15
SW
20
SW
15
SW
20
WSW
20
SW
20
SW
35
WSW
70
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-45
-43
-40
-38
-37
-34
-33
-33
-33
-33
-32
-32
-32
-33
-34
-33
-31
-30
min °C
-47
-44
-42
-39
-38
-36
-34
-33
-33
-33
-32
-32
-33
-33
-35
-34
-31
-32
 chill °C
-65
-67
-66
-54
-51
-48
-34
-42
-45
-46
-45
-44
-46
-47
-49
-48
-48
-55
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-46-44-40-37-36-35-34-33-32-32-31-30-31-31-32-31-29-31-46-44-41-39-38-35-34-33-33-33-32-32-33-33-35-34-31-31-45-43-42-42-40-35-33-33-33-34-34-35-35-36-40-37-35-32
Sunrise
9:03
8:53
8:45
8:37
8:30
8:22
Sunset
5:42
5:49
5:57
6:04
6:12
6:19

Loading...

Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -33°C on Thu morning, min -47°C on Tue morning). Winds decreasing (near gales from the WSW on Tue night, calm by Thu morning).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -30°C on Sun night, min -35°C on Sat night). Winds increasing (light winds from the SW on Sat morning, severe gales from the SW by Sun 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
-33°C
cloudy
Dry and cloudy.
Wind obs. (20 kph from 70 degs) was rejected.
6.0 km
Low: overcast
Jang Bogo Station
410 km NNE
29m alt.
3 hours ago
-36°C
-
Wind obs. (11 kph from 80 degs) was rejected.
40 km
Mid: clear
1328 km S
3012m alt.
3 hours ago
moderate snow
Ice crystals.
Wind obs. (9 kph from 270 degs) was rejected.
8.0 km
Dumont Durville
1415 km WNW
111m alt.
3 hours ago
-19°C
-
74
Gales from the SE
(74 kph at 140).
ASCATB193E64S
1945 km NE
15m alt.
3 hours ago
21
Moderate winds from the W
(21 kph at 263).
- km
ASCATB192E64S
1948 km NE
15m alt.
3 hours ago
21
Moderate winds from the W
(21 kph at 265).
- km
ASCATC193E64S
1981 km NE
15m alt.
3 hours ago
22
Moderate winds from the WSW
(22 kph at 248).
- km
ASCATB192E63S
1983 km NE
15m alt.
3 hours ago
33
Fresh winds from the SW
(33 kph at 227).
- km
ASCATB197E64S
1984 km ENE
15m alt.
3 hours ago
43
Strong winds from the NE
(43 kph at 37).
- km
ASCATB195E64S
1987 km ENE
15m alt.
3 hours ago
16
Light winds from the SSW
(16 kph at 205).
- 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