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

Portal Mountain
Weather Forecast, Antarctica

Issued: 12 am Sun 30 Nov Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -15°C on Sun morning, min -20°C on Mon night). Winds increasing (calm on Sat night, fresh winds from the W by Mon night).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -17°C on Fri afternoon, min -21°C on Tue night). Wind will be generally light.

Sunday
30
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
some clouds
some clouds
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
some clouds
some clouds
 km/h
5
WNW
10
W
15
WSW
15
WSW
25
WSW
35
W
35
W
15
WSW
10
WSW
5
WSW
5
WSW
5
W
10
WNW
5
WNW
5
NW
5
NNW
0
SSE
0
NW
5
WNW
 cm 
 mm 
max°C
-16
-15
-15
-15
-16
-16
-17
-19
-18
-20
-18
-18
-19
-18
-18
-19
-18
-17
-18
min°C
-17
-16
-15
-18
-17
-16
-20
-19
-19
-21
-19
-18
-21
-19
-18
-20
-18
-17
-20
chill°C 
-23
-22
-22
-28
-27
-28
-33
-28
-23
-21
-24
-23
-27
-23
-22
-25
-18
-17
-25
Freezing level (m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2100
2150
3800
4000
4450
5150
2150
2300
2150
Sea lvl1000m2000m3000m4000m5000m
-19-19-18-19-19-19-21-21-22-22-22-21-22-21-21-21-21-21-21-17-16-15-17-17-16-19-19-19-21-19-18-20-19-18-20-18-17-19-12-10-9-13-13-11-15-15-13-16-13-12-16-14-12-16-12-11-15
Sunrise
12:00
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 -15°C on Sun morning, min -20°C on Mon night). Winds increasing (calm on Sat night, fresh winds from the W by Mon night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -17°C on Fri afternoon, min -21°C on Tue night). 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 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
Mcmurdo
177 km E
24m alt.
3 hours ago
-2° C
-
19
Light winds from the
(19 kph at 270).
36 km
Mid: clear
Cape Ross
181 km NNE
212m alt.
57 minutes ago
-5° C
-
15
Light winds from the WNW
(15 kph at 290).
Williams Field
183 km E
8m alt.
2 hours ago
-2° C
clear
Clear
19
Light winds from the NNW
(19 kph at 340).
10.0 km
ASCATB171E77S
305 km ENE
15m alt.
3 hours ago
16
Light winds from the W
(16 kph at 273).
- km
ASCATC171E77S
314 km ENE
15m alt.
3 hours ago
19
Light winds from the W
(19 kph at 271).
- km
ASCATB171E76S
350 km ENE
15m alt.
3 hours ago
13
Light winds from the W
(13 kph at 280).
- km
ASCATC172E77S
357 km ENE
15m alt.
3 hours ago
12
Light winds from the W
(12 kph at 277).
- km
ASCATB172E77S
358 km ENE
15m alt.
3 hours ago
12
Light winds from the W
(12 kph at 273).
- km
ASCATB173E77S
376 km ENE
15m alt.
3 hours ago
8
Light winds from the WSW
(8 kph at 245).
- km
ASCATC173E77S
376 km ENE
15m alt.
3 hours ago
8
Light winds from the W
(8 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