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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 pm Sat 30 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A dusting of new snow. Extremely cold (max -22°C on Sun morning, min -27°C on Sat night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -27°C on Tue night, min -40°C on Fri morning). Wind will be generally light.

Sunday
31
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
cloud
cloud
cloud
cloud
light snow
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloudy
cloudy
cloudy
cloudy
light snow
cloudy
cloudy
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
 km/h
10
W
10
W
5
SW
5
SSW
5
S
10
S
10
SSW
10
WSW
15
WSW
20
W
25
WNW
25
W
25
WNW
25
WNW
25
WNW
20
WNW
20
WNW
20
NW
15
NW
 cm 
1
 mm 
max°C
-24
-22
-22
-23
-24
-25
-25
-23
-24
-27
-33
-33
-35
-38
-37
-39
-40
-39
-36
min°C
-27
-23
-23
-24
-24
-25
-25
-24
-26
-31
-33
-34
-37
-38
-38
-39
-40
-40
-41
chill°C 
-36
-30
-28
-30
-30
-32
-32
-32
-38
-45
-48
-50
-54
-54
-54
-55
-56
-55
-57
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
2100
2050
2050
2100
2050
2050
2050
2050
2050
2150
7550
7750
7650
2150
Sea lvl1000m2000m3000m4000m5000m
-29-28-28-29-29-29-29-29-29-27-26-28-29-31-31-32-33-34-36-28-26-26-28-28-28-28-28-28-28-29-30-31-33-34-35-36-36-38-26-23-23-24-24-25-25-24-25-29-33-34-36-38-38-39-40-40-39
Sunrise
10:12
10:03
9:53
9:45
9:37
9:27
Sunset
4:36
4:45
4:53
5:01
5:09
5:19

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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 -22°C on Sun morning, min -27°C on Sat night). Wind will be generally light.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -27°C on Tue night, min -40°C on Fri morning). 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 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
Williams Field
183 km E
8m alt.
2 hours ago
-30° C
clear
Haze -.
46
Strong winds from the E
(46 kph at 80).
3.6 km
Low: scattered
Mid: overcast
ASCATB139E64S
1730 km WNW
15m alt.
2 hours ago
44
Strong winds from the ENE
(44 kph at 72).
- km
ASCATC149E63S
1776 km NW
15m alt.
3 hours ago
48
Strong winds from the SSE
(48 kph at 168).
- km
ASCATB138E64S
1783 km WNW
15m alt.
2 hours ago
45
Strong winds from the ENE
(45 kph at 72).
- km
ASCATB137E64S
1790 km WNW
15m alt.
2 hours ago
46
Strong winds from the ENE
(46 kph at 74).
- km
ASCATC147E63S
1790 km NW
15m alt.
3 hours ago
39
Strong winds from the SSE
(39 kph at 167).
- km
ASCATC146E63S
1794 km NW
15m alt.
3 hours ago
30
Fresh winds from the S
(30 kph at 174).
- km
ASCATB138E63S
1799 km WNW
15m alt.
2 hours ago
49
Strong winds from the ENE
(49 kph at 72).
- km
ASCATC156E62S
1819 km N
15m alt.
3 hours ago
41
Strong winds from the SW
(41 kph at 223).
- km
ASCATB135E64S
1824 km WNW
15m alt.
2 hours ago
58
Near gales from the E
(58 kph at 80).
- 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