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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 am Wed 15 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -32°C on Wed morning, min -39°C on Thu afternoon). Winds increasing (calm on Wed morning, severe gales from the W by Thu night).

Days 4–6 Weather Summary

A dusting of new snow. Extremely cold (max -25°C on Mon night, min -40°C on Sun night). Winds increasing (light winds from the SW on Sun night, gales from the SSW by Mon night).

Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
clear
clear
part cloud
cloud
cloud
light snow
cloudy
cloudy
cloudy
some clouds
clear
clear
clear
clear
some clouds
cloudy
some clouds
some clouds
clear
clear
some clouds
cloudy
cloudy
light snow
km/h
0
SW
5
WSW
15
WSW
45
W
75
WSW
80
W
70
W
55
W
25
WSW
20
SW
20
SW
35
WSW
45
WSW
40
WSW
20
WSW
15
SSW
25
S
50
SSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
2
 mm
max °C
-32
-33
-33
-37
-38
-39
-37
-39
-37
-39
-39
-38
-39
-39
-38
-35
-31
-25
min °C
-32
-33
-35
-38
-39
-39
-38
-39
-38
-39
-39
-38
-39
-39
-40
-37
-33
-29
 chill °C
-32
-41
-53
-62
-65
-65
-62
-62
-56
-54
-55
-56
-60
-59
-56
-50
-49
-44
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2100
2050
2050
2150
2150
5050
4000
3750
3900
4400
2100
2100
Sea lvl1000m2000m3000m4000m5000m
-34-34-35-37-40-39-37-38-36-39-39-37-38-39-38-36-33-29-32-33-34-38-39-39-38-39-38-39-39-38-39-39-39-36-32-27-29-30-33-38-39-41-41-42-41-40-41-42-43-43-44-37-30-22
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 -32°C on Wed morning, min -39°C on Thu afternoon). Winds increasing (calm on Wed morning, severe gales from the W by Thu night).

Portal Mountain Weather (Days 3-6):

A dusting of new snow. Extremely cold (max -25°C on Mon night, min -40°C on Sun night). Winds increasing (light winds from the SW on Sun night, gales from the SSW by Mon 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
-27° C
cloudy
Dry and cloudy.
24
Moderate winds from the ENE
(24 kph at 70).
10.0 km
Low: overcast
ASCATC182E64S
1720 km NE
15m alt.
3 hours ago
21
Moderate winds from the WNW
(21 kph at 291).
- km
ASCATC183E64S
1722 km NE
15m alt.
3 hours ago
24
Moderate winds from the WNW
(24 kph at 297).
- km
ASCATC184E65S
1722 km NE
15m alt.
3 hours ago
48
Strong winds from the NNW
(48 kph at 342).
- km
ASCATB186E65S
1725 km NE
15m alt.
2 hours ago
48
Strong winds from the N
(48 kph at 356).
- km
ASCATB187E65S
1729 km NE
15m alt.
2 hours ago
51
Near gales from the N
(51 kph at 358).
- km
ASCATB161E63S
1731 km N
15m alt.
2 hours ago
24
Moderate winds from the NW
(24 kph at 315).
- km
ASCATB162E63S
1731 km N
15m alt.
2 hours ago
17
Light winds from the NW
(17 kph at 307).
- km
ASCATC184E64S
1731 km NE
15m alt.
3 hours ago
44
Strong winds from the NNW
(44 kph at 334).
- km
ASCATB185E65S
1731 km NE
15m alt.
2 hours ago
44
Strong winds from the N
(44 kph at 352).
- 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