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

Portal Mountain Weather Forecast

Worcester Range · Antarctica
Issued: 11 pm Sat 12 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -24°C on Sun night, min -33°C on Sat night). Winds decreasing (strong winds from the SSW on Sun afternoon, calm by Mon night).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -29°C on Tue night, min -39°C on Thu night). Winds decreasing (strong winds from the W on Wed night, calm by Thu night).

Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
clear
some clouds
some clouds
clear
clear
clear
clear
clear
Cloud base (m)
2100
2050
2050
2100
2100
2100
2100
2100
2100
4300
4350
4500
6150
km/h
25
S
40
SSW
40
SSW
30
S
20
S
15
S
10
SSE
10
WNW
25
W
15
WSW
15
WSW
20
WSW
40
W
45
W
35
W
10
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-31
-27
-25
-24
-24
-24
-24
-27
-27
-29
-33
-34
-35
-37
-38
-38
min °C
-33
-29
-25
-24
-24
-25
-27
-27
-28
-33
-33
-34
-37
-38
-38
-39
 chill °C
-47
-46
-41
-39
-35
-34
-27
-36
-41
-44
-45
-48
-58
-59
-57
-47
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-34-30-27-25-27-27-27-26-26-28-31-32-35-37-38-39-32-28-25-24-24-25-26-27-28-31-33-34-36-38-38-39-30-24-22-23-21-21-25-29-31-35-37-37-40-41-40-41
Sunrise
8:22
8:15
8:07
7:58
7:50
Sunset
6:19
6:25
6:32
6:39
6:46

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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 Sun night, min -33°C on Sat night). Winds decreasing (strong winds from the SSW on Sun afternoon, calm by Mon night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -29°C on Tue night, min -39°C on Thu night). Winds decreasing (strong winds from the W on Wed night, calm 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.
3 hours ago
-18°C
light snow
Light snow.
59
Near gales from the S
(59 kph at 170).
2.3 km
Mid: scattered
High: broken
1328 km S
3012m alt.
2 hours ago
moderate snow
Ice crystals.
28
Moderate winds from the NW
(28 kph at 310).
2.4 km
High: few
Dumont Durville
1415 km WNW
111m alt.
1 hour ago
-18°C
-
17
Light winds from the SSE
(17 kph at 150).
1555 km S
2835m alt.
1 hour ago
-
Wind obs. (28 kph from 130 degs) was rejected.
2.4 km
Mid: scattered
DomeA
1590 km SSW
4084m alt.
2 hours ago
-
Wind obs. (9 kph from 230 degs) was rejected.
ASCATB178E65S
1636 km NNE
15m alt.
2 hours ago
58
Near gales from the SSW
(58 kph at 213).
- km
ASCATB181E65S
1685 km NE
15m alt.
4 hours ago
55
Near gales from the SSE
(55 kph at 168).
- km
ASCATC181E65S
1686 km NE
15m alt.
4 hours ago
52
Near gales from the S
(52 kph at 183).
- km
ASCATC182E65S
1687 km NE
15m alt.
2 hours ago
39
Strong winds from the SW
(39 kph at 220).
- km
ASCATB182E65S
1688 km NE
15m alt.
2 hours ago
42
Strong winds from the SW
(42 kph at 221).
- 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