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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 am Sun 16 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -31°C on Tue night, min -38°C on Mon night). Winds increasing (calm on Sun night, near gales from the WSW by Mon night).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -27°C on Thu afternoon, min -37°C on Fri night). Winds decreasing (severe gales from the SW on Thu morning, light winds from the SW by Fri night).

Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
21
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
part cloud
clear
clear
clear
cloud
cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
cloudy
cloudy
cloudy
cloudy
clear
clear
clear
clear
clear
clear
clear
Cloud base (m)
6600
2150
3400
2150
2150
2100
2100
2150
2150
5100
km/h
45
WSW
25
WSW
10
SSE
25
SSW
30
SW
55
WSW
20
WSW
20
SSE
35
S
45
SSW
40
SSW
30
SW
75
SW
75
SW
65
WSW
55
SW
55
WSW
25
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-32
-33
-36
-34
-33
-35
-37
-33
-31
-31
-31
-30
-30
-27
-28
-32
-34
-35
min °C
-32
-35
-37
-35
-33
-38
-38
-35
-33
-31
-31
-31
-31
-29
-32
-33
-35
-37
 chill °C
-51
-44
-48
-51
-49
-59
-52
-49
-50
-50
-48
-47
-54
-51
-52
-54
-56
-50
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-30-33-36-35-34-37-37-35-34-32-31-28-30-28-30-33-35-35-32-34-37-35-33-37-38-34-32-31-31-31-31-28-30-33-35-36-34-37-37-35-35-37-40-34-28-28-31-33-31-29-30-34-35-38
Sunrise
12:00
12:00
12:00
12:00
12:00
12:26
Sunset
12:00
12:00
12:00
12:00
12:00
2:26

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -31°C on Tue 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 -37°C on Fri night). Winds decreasing (severe gales from the SW on Thu morning, light winds from the SW by Fri 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
-31° C
clear
Clear
19
Light winds from the E
(19 kph at 90).
10.0 km
Dumont Durville
1415 km WNW
111m alt.
3 hours ago
-11° C
-
28
Moderate winds from the E
(28 kph at 100).
30 km
Mid: overcast
ASCATC160E64S
1542 km N
15m alt.
3 hours ago
24
Moderate winds from the NW
(24 kph at 309).
- km
ASCATB151E64S
1601 km NW
15m alt.
2 hours ago
43
Strong winds from the N
(43 kph at 3).
- km
ASCATB152E64S
1604 km NW
15m alt.
2 hours ago
41
Strong winds from the N
(41 kph at 2).
- km
ASCATC153E64S
1608 km NW
15m alt.
3 hours ago
58
Near gales from the NNE
(58 kph at 30).
- km
ASCATC154E64S
1612 km N
15m alt.
3 hours ago
51
Near gales from the NNE
(51 kph at 32).
- km
ASCATC152E64S
1615 km NW
15m alt.
3 hours ago
39
Strong winds from the NNE
(39 kph at 25).
- km
ASCATC151E64S
1615 km NW
15m alt.
3 hours ago
44
Strong winds from the NNE
(44 kph at 30).
- km
ASCATB153E64S
1616 km NW
15m alt.
2 hours ago
37
Fresh winds from the N
(37 kph at 359).
- 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