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

Portal Mountain
Weather Forecast, Antarctica

Issued: 6 pm Sat 06 Dec Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -20°C on Tue morning, min -22°C on Sat afternoon). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -20°C on Tue afternoon, min -22°C on Tue night). Wind will be generally light.

Sat
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
clear
clear
clear
cloud
cloud
part cloud
clear
part cloud
part cloud
some clouds
some clouds
some clouds
some clouds
clear
clear
some clouds
clear
clear
clear
clear
cloudy
cloudy
some clouds
clear
some clouds
some clouds
 km/h
25
S
25
S
15
S
15
S
10
S
5
S
5
N
10
N
10
N
10
NNE
5
ESE
15
SSE
15
SSE
20
SSE
15
SSE
10
S
5
SSW
 cm 
 mm 
max°C
-21
-21
-21
-21
-22
-22
-21
-21
-20
-20
-20
-22
-21
-22
-22
-21
-21
min°C
-22
-21
-21
-21
-22
-22
-21
-21
-21
-20
-22
-22
-22
-22
-22
-21
-21
chill°C 
-34
-33
-31
-30
-30
-26
-26
-28
-27
-27
-32
-32
-32
-32
-32
-28
-27
Freezing level (m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2100
2100
2200
2200
2150
2150
2200
2250
2450
2150
2050
2100
2050
2150
2300
Sea lvl1000m2000m3000m4000m5000m
-22-21-21-21-22-22-21-21-21-20-21-22-22-22-22-21-21-17-18-18-18-20-19-17-19-18-17-19-19-18-20-19-18-20-10-12-12-11-16-12-10-14-12-11-15-13-12-16-13-12-16
Sunrise
12:00
12:00
12:00
12:00
12:00
Sunset
12:00
12:00
12:00
12:00
12:00
12:00

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -20°C on Tue morning, min -22°C on Sat afternoon). Wind will be generally light.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -20°C on Tue afternoon, min -22°C on Tue night). Wind will be generally light.

This table gives the weather forecast for Portal Mountain at the specific elevation of 2555 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 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
Mcmurdo
176 km E
24m alt.
2 hours ago
-7° C
clear
Clear skies.
26
Moderate winds from the
(26 kph at 270).
36 km
Mid: overcast
Cape Ross
180 km NNE
212m alt.
4 hours ago
-5° C
-
Wind obs. (22 kph from 130 degs) was rejected.
Williams Field
182 km E
8m alt.
3 hours ago
-7° C
cloudy
Dry and cloudy.
22
Moderate winds from the ESE.(Wind varies from 060 to 160 degs)
(22 kph at 120).
10.0 km
Low: broken
Mid: overcast
Jang Bogo Station
409 km NNE
29m alt.
2 hours ago
0° C
-
7
Light winds from the NNE
(7 kph at 30).
40 km
Mid: clear
Cape Phillips
629 km NNE
780m alt.
2 hours ago
-8° C
-
Wind obs. (6 kph from 110 degs) was rejected.
1328 km S
3012m alt.
2 hours ago
-30° C
clear
-
11
Light winds from the WNW
(11 kph at 300).
10.0 km
Low: few
Dumont Durville
1415 km WNW
111m alt.
2 hours ago
1° C
-
43
Strong winds from the SE
(43 kph at 130).
45 km
Mid: scattered
SHIP2314
1431 km NE
15m alt.
2 hours ago
21
Moderate winds from the NNE
(21 kph at 30).
- km
SHIP5647
1431 km NE
3m alt.
2 hours ago
-1° C
21
Moderate winds from the NNE
(21 kph at 30).
1555 km S
2835m alt.
2 hours ago
-30° C
-
Wind obs. (11 kph from 120 degs) was rejected.
31 km
Mid: few

* 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