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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 am Sat 15 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -24°C on Sat morning, min -37°C on Sun night). Winds increasing (calm on Sun night, near gales from the SW by Mon night).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -28°C on Wed afternoon, min -37°C on Tue morning). Winds increasing (light winds from the SSW on Tue afternoon, severe gales from the WSW by Thu night).

Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
clear
clear
part cloud
clear
cloudy
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
clear
clear
some clouds
clear
Cloud base (m)
3500
3850
4800
2150
2100
2100
2150
4650
km/h
5
WSW
20
WSW
40
SW
45
SW
30
WSW
5
S
25
SSW
25
SW
60
SW
50
WSW
20
SW
25
SSW
30
SSW
40
SSW
65
SW
70
SW
70
SW
65
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-24
-26
-28
-31
-32
-35
-34
-33
-32
-36
-36
-32
-31
-28
-29
-30
-28
-28
min °C
-25
-27
-30
-32
-34
-37
-36
-33
-34
-37
-37
-35
-32
-29
-31
-30
-29
-30
 chill °C
-34
-42
-49
-50
-48
-48
-52
-48
-56
-57
-52
-50
-48
-46
-53
-51
-50
-52
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-23-24-27-30-31-35-35-33-33-36-36-34-32-29-28-28-27-30-25-27-29-32-33-36-35-33-33-37-37-34-32-29-30-30-29-29-25-30-33-34-36-37-35-35-35-38-39-33-30-28-31-32-29-28
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 -24°C on Sat morning, min -37°C on Sun night). Winds increasing (calm on Sun night, near gales from the SW by Mon night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -28°C on Wed afternoon, min -37°C on Tue morning). Winds increasing (light winds from the SSW on Tue afternoon, severe gales from the WSW by Thu 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
clear
Clear
26
Moderate winds from the ESE
(26 kph at 110).
10.0 km
Dumont Durville
1415 km WNW
111m alt.
1 hour ago
-15° C
-
37
Fresh winds from the SSW
(37 kph at 210).
30 km
Mid: clear
DomeA
1590 km SSW
4084m alt.
1 hour ago
-67° C
-
2
Calm
(2 kph at 230).
ASCATC179E65S
1643 km NE
15m alt.
3 hours ago
66
Gales from the NNW
(66 kph at 327).
- km
ASCATC180E65S
1656 km NE
15m alt.
3 hours ago
67
Gales from the NW
(67 kph at 323).
- km
ASCATC179E64S
1662 km NE
15m alt.
3 hours ago
59
Near gales from the NW
(59 kph at 322).
- km
ASCATC177E64S
1666 km NNE
15m alt.
3 hours ago
61
Near gales from the NW
(61 kph at 319).
- km
ASCATC180E64S
1668 km NE
15m alt.
3 hours ago
66
Gales from the NW
(66 kph at 321).
- km
ASCATB178E64S
1669 km NNE
15m alt.
3 hours ago
68
Gales from the NW
(68 kph at 314).
- km
ASCATC178E64S
1670 km NNE
15m alt.
3 hours ago
61
Near gales from the NW
(61 kph at 318).
- 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