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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 pm Fri 17 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -29°C on Mon afternoon, min -41°C on Sat morning). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -28°C on Mon night, min -31°C on Thu afternoon). Winds increasing (light winds from the SSW on Tue night, gales from the W by Thu afternoon).

Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
clear
clear
clear
clear
clear
Cloud base (m)
2050
2050
2150
2150
2100
2100
2100
2100
2100
2100
2100
3250
km/h
15
WSW
20
S
25
S
25
SSW
20
SW
20
SW
10
SW
10
SSE
20
SSE
25
SSE
25
SSE
25
S
15
SSW
25
WSW
45
SW
50
SW
55
WSW
55
W
80
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-39
-40
-41
-35
-34
-33
-31
-30
-29
-28
-28
-28
-29
-29
-29
-30
-29
-28
-33
min °C
-40
-41
-41
-39
-34
-33
-33
-30
-29
-29
-28
-28
-29
-29
-30
-30
-30
-31
-34
 chill °C
-52
-59
-59
-56
-48
-47
-45
-40
-42
-43
-42
-41
-42
-43
-48
-48
-50
-52
-57
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-39-42-42-38-34-33-32-32-32-31-31-31-30-28-28-28-28-28-32-40-41-41-37-34-33-32-30-29-29-28-28-29-29-30-30-30-30-34-41-38-37-36-36-36-34-28-24-23-23-23-26-29-31-32-31-30-34
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 -29°C on Mon afternoon, min -41°C on Sat morning). Wind will be generally light.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -28°C on Mon night, min -31°C on Thu afternoon). Winds increasing (light winds from the SSW on Tue night, gales from the W by Thu afternoon).

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
-30° C
moderate snow
Blowing moderate snow.
31
Fresh winds from the SE.(Wind varies from 100 to 170 degs)
(31 kph at 130).
3.7 km
Mid: overcast
ASCATC142E63S
1837 km NW
15m alt.
3 hours ago
62
Gales from the W
(62 kph at 273).
- km
ASCATC140E63S
1859 km NW
15m alt.
3 hours ago
55
Near gales from the W
(55 kph at 271).
- km
ASCATC142E62S
1860 km NW
15m alt.
3 hours ago
82
Severe gales from the WNW
(82 kph at 284).
- km
ASCATC139E63S
1874 km NW
15m alt.
3 hours ago
71
Gales from the WNW
(71 kph at 296).
- km
ASCATC138E63S
1886 km WNW
15m alt.
3 hours ago
60
Near gales from the WNW
(60 kph at 291).
- km
ASCATC137E63S
1899 km WNW
15m alt.
3 hours ago
53
Near gales from the WNW
(53 kph at 285).
- km
ASCATC136E63S
1920 km WNW
15m alt.
3 hours ago
49
Strong winds from the WNW
(49 kph at 294).
- km
ASCATC141E62S
1929 km NW
15m alt.
3 hours ago
71
Gales from the WNW
(71 kph at 287).
- km
ASCATC135E63S
1933 km WNW
15m alt.
3 hours ago
51
Near gales from the NW
(51 kph at 304).
- 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