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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 pm Sat 15 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -28°C on Sat night, min -38°C on Mon night). Winds increasing (calm on Sun night, near gales from the WSW by Mon night).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -27°C on Thu afternoon, min -35°C on Fri afternoon). Winds decreasing (severe gales from the SW on Thu morning, moderate winds from the WSW by Fri afternoon).

Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
clear
clear
some clouds
clear
Cloud base (m)
4800
2150
2150
2100
2100
2200
4900
km/h
40
SW
45
WSW
25
WSW
10
SSE
25
SSW
20
SW
50
WSW
20
WSW
15
SSE
35
S
40
SSW
35
SSW
50
SW
75
SW
60
WSW
75
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-28
-31
-33
-36
-34
-33
-33
-37
-34
-30
-31
-31
-30
-28
-27
-28
min °C
-30
-32
-35
-37
-35
-34
-38
-38
-37
-33
-31
-32
-31
-29
-28
-31
 chill °C
-49
-50
-45
-46
-51
-48
-57
-49
-50
-50
-49
-49
-47
-51
-48
-51
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-27-30-32-36-35-33-36-37-36-34-32-31-28-28-28-30-29-32-34-37-35-34-36-38-36-32-31-32-31-29-28-30-33-35-37-37-35-36-36-40-36-29-29-32-33-29-28-29
Sunrise
12:00
12:00
12:00
12:00
12:00
Sunset
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 -28°C on Sat night, min -38°C on Mon night). Winds increasing (calm on Sun night, near gales from the WSW by Mon night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -27°C on Thu afternoon, min -35°C on Fri afternoon). Winds decreasing (severe gales from the SW on Thu morning, moderate winds from the WSW by Fri 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.
3 hours ago
-31° C
light snow
Light snow.
0
Calm
(0 kph at 0).
1.4 km
Dumont Durville
1415 km WNW
111m alt.
2 hours ago
-13° C
-
24
Moderate winds from the E
(24 kph at 100).
hy2c152E64S
1624 km NW
15m alt.
4 hours ago
36
Fresh winds from the WNW
(36 kph at 285).
- km
hy2c154E64S
1626 km N
15m alt.
4 hours ago
43
Strong winds from the W
(43 kph at 265).
- km
hy2c142E64S
1640 km NW
15m alt.
4 hours ago
43
Strong winds from the ESE
(43 kph at 105).
- km
hy2c153E64S
1640 km N
15m alt.
4 hours ago
37
Fresh winds from the W
(37 kph at 275).
- km
hy2c151E64S
1642 km NW
15m alt.
4 hours ago
30
Fresh winds from the WNW
(30 kph at 295).
- km
hy2c154E63S
1644 km N
15m alt.
4 hours ago
40
Strong winds from the W
(40 kph at 272).
- km
ASCATB140E65S
1649 km WNW
15m alt.
3 hours ago
62
Gales from the ESE
(62 kph at 121).
- km
ASCATB143E64S
1650 km NW
15m alt.
3 hours ago
43
Strong winds from the ESE
(43 kph at 102).
- 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