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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 pm Wed 09 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A dusting of new snow. Extremely cold (max -18°C on Wed afternoon, min -35°C on Thu morning). Winds increasing (light winds from the W on Wed night, severe gales from the WSW by Thu night).

Days 5–7 Weather Summary

A dusting of new snow. Extremely cold (max -25°C on Sat night, min -42°C on Sun night). Winds increasing (light winds from the NNW on Sat night, gales from the W by Sun night).

Wed
9
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
light snow
part cloud
clear
clear
clear
clear
clear
clear
part cloud
light snow
cloud
part cloud
clear
clear
part cloud
clear
some clouds
light snow
some clouds
clear
clear
clear
clear
clear
clear
some clouds
light snow
cloudy
some clouds
clear
clear
some clouds
clear
 km/h
30
WNW
10
W
60
WSW
70
WSW
75
WSW
75
WSW
70
WSW
75
WSW
65
WSW
55
WSW
15
WNW
10
WNW
25
WSW
45
W
70
W
45
WSW
35
SW
 cm 
2
1
 mm 
max°C
-18
-20
-33
-34
-32
-32
-31
-28
-27
-28
-25
-29
-33
-36
-40
-37
-31
min°C
-19
-30
-35
-35
-35
-32
-31
-30
-27
-28
-28
-32
-35
-42
-40
-38
-34
chill°C 
-30
-49
-58
-59
-59
-55
-53
-52
-47
-47
-41
-44
-52
-67
-65
-59
-53
Freezing level (m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2050
3000
4300
2050
2100
2150
2100
Sea lvl1000m2000m3000m4000m5000m
-18-27-33-33-32-30-29-28-26-27-26-32-34-37-39-36-31-19-25-34-35-34-32-31-29-27-28-27-31-34-39-40-38-33-19-23-36-37-36-33-32-30-28-29-27-29-33-41-42-39-35
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: A dusting of new snow. Extremely cold (max -18°C on Wed afternoon, min -35°C on Thu morning). Winds increasing (light winds from the W on Wed night, severe gales from the WSW by Thu night).

Portal Mountain Weather (Days 3-6):

A dusting of new snow. Extremely cold (max -25°C on Sat night, min -42°C on Sun night). Winds increasing (light winds from the NNW on Sat night, gales from the W 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 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
Mcmurdo
177 km E
24m alt.
1 hour ago
-29° C
-
19
Light winds from the E
(19 kph at 100).
36 km
Mid: mostly cloudy
Williams Field
183 km E
8m alt.
2 hours ago
-25° C
partially cloudy
Dry and partly cloudy.
9
Light winds from the E
(9 kph at 90).
10.0 km
Low: broken
MarioZuchelliStation (Baia Terra Nova)
401 km NNE
93m alt.
3 hours ago
-
Wind obs. (15 kph from 170 degs) was rejected.
Cape Phillips
632 km NNE
780m alt.
3 hours ago
-18° C
-
31
Fresh winds from the NNE
(31 kph at 20).
Dumont Durville
1415 km WNW
111m alt.
1 hour ago
-25° C
-
6
Light winds from the SSW
(6 kph at 200).
DomeA
1590 km SSW
4084m alt.
3 hours ago
-68° C
-
Wind obs. (6 kph from 20 degs) was rejected.
Casey
2024 km W
42m alt.
1 hour ago
-22° C
State of sky unchanged.
19
Light winds from the S
(19 kph at 170).
40 km
Mid: scattered
ASCATC201E62S
2358 km ENE
15m alt.
2 hours ago
58
Near gales from the W
(58 kph at 259).
- km
ASCATC202E62S
2378 km ENE
15m alt.
2 hours ago
58
Near gales from the W
(58 kph at 262).
- km
ASCATC203E62S
2397 km ENE
15m alt.
2 hours ago
60
Near gales from the W
(60 kph at 262).
- 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