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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 pm Sat 23 May 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 Sun afternoon, min -31°C on Mon night). Mainly fresh winds.

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -26°C on Tue night, min -36°C on Thu night). Wind will be generally light.

Sat
23
Sunday
24
Monday
25
Tuesday
26
Wednesday
27
Thursday
28
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
cloud
cloud
light snow
light snow
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
cloudy
cloudy
cloudy
light snow
light snow
cloudy
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
clear
km/h
20
SSW
20
WSW
20
SW
20
SW
30
S
15
SSW
15
SW
20
W
25
W
20
W
15
WNW
15
W
15
W
20
W
20
WNW
20
WNW
20
WNW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
1
1
max °C
-23
-21
-19
-18
-18
-25
-27
-29
-29
-29
-26
-27
-27
-27
-30
-32
-34
min °C
-23
-23
-20
-18
-26
-26
-28
-31
-30
-30
-29
-27
-27
-29
-31
-33
-36
-35
-35
-30
-28
-36
-36
-39
-45
-45
-42
-40
-37
-38
-42
-44
-47
-50
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2100
2050
2100
2100
2100
2100
2050
2050
2150
2100
2100
2050
2100
2100
2100
2150
Sea lvl1000m2000m3000m4000m5000m
-31-28-27-28-32-35-35-32-28-29-31-32-31-29-29-29-30-28-26-24-25-28-32-32-31-29-29-30-30-29-29-29-30-31-23-22-20-18-22-26-28-30-30-30-28-27-27-28-31-33-35
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 Sun afternoon, min -31°C on Mon night). Mainly fresh winds.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -26°C on Tue night, min -36°C on Thu night). Wind will be generally light.

This table gives the weather forecast for Portal Mountain at the specific elevation of 1000 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.
1 hour ago
-12° C
cloudy
Dry and cloudy.
Wind obs. (33 kph from 230 degs) was rejected.
10.0 km
Low: few
Mid: broken
High: overcast
Dumont Durville
1415 km WNW
111m alt.
2 hours ago
-21° C
light snow
Continuous light snow.
20
Moderate winds from the ESE
(20 kph at 110).
0.6 km
Mid: overcast
ASCATB197E65S
1969 km ENE
15m alt.
3 hours ago
43
Strong winds from the ENE
(43 kph at 67).
- km
ASCATC197E65S
1970 km ENE
15m alt.
2 hours ago
43
Strong winds from the ENE
(43 kph at 68).
- km
ASCATB198E65S
1976 km ENE
15m alt.
3 hours ago
41
Strong winds from the ENE
(41 kph at 65).
- km
ASCATC198E65S
1986 km ENE
15m alt.
2 hours ago
39
Strong winds from the ENE
(39 kph at 68).
- km
ASCATC199E65S
2013 km ENE
15m alt.
2 hours ago
42
Strong winds from the ENE
(42 kph at 66).
- km
ASCATB199E65S
2015 km ENE
15m alt.
3 hours ago
44
Strong winds from the ENE
(44 kph at 64).
- km
Casey
2024 km W
42m alt.
2 hours ago
-20° C
State of sky unchanged.
30
Fresh winds from the S
(30 kph at 170).
27 km
Mid: mostly cloudy
ASCATB195E64S
2031 km ENE
15m alt.
3 hours ago
47
Strong winds from the WSW
(47 kph at 242).
- 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