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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 pm Sat 05 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -37°C on Sat night, min -48°C on Mon night). Winds increasing (calm on Mon night, strong winds from the WSW by Tue afternoon).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -34°C on Fri morning, min -40°C on Tue night). Winds decreasing (strong winds from the W on Tue night, light winds from the WSW by Thu morning).

Sunday
6
Monday
7
Tuesday
8
Wednesday
9
Thursday
10
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloudy
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Cloud base (m)
2150
2150
2150
2100
7350
km/h
10
W
10
WSW
10
WSW
20
WSW
30
W
30
W
5
NW
15
SW
50
WSW
50
W
45
W
40
W
20
WSW
20
WSW
20
WSW
30
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-37
-37
-38
-39
-42
-43
-45
-44
-41
-37
-37
-37
-39
-39
-39
-37
min °C
-37
-38
-38
-42
-42
-44
-48
-47
-42
-40
-38
-38
-40
-40
-39
-38
 chill °C
-45
-49
-49
-61
-62
-62
-56
-62
-65
-60
-59
-57
-56
-55
-54
-55
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-38-38-39-40-42-43-46-45-42-38-37-37-38-38-37-36-37-38-38-41-42-44-47-46-42-39-38-38-40-40-39-38-37-37-37-41-42-43-47-44-41-39-39-39-41-42-41-41
Sunrise
9:18
9:11
9:03
8:53
8:45
Sunset
5:25
5:34
5:42
5:49
5:57

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -37°C on Sat night, min -48°C on Mon night). Winds increasing (calm on Mon night, strong winds from the WSW by Tue afternoon).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -34°C on Fri morning, min -40°C on Tue night). Winds decreasing (strong winds from the W on Tue night, light winds from the WSW by Thu morning).

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
-32°C
clear
Clear
22
Moderate winds from the ENE
(22 kph at 70).
10.0 km
DomeA
1590 km SSW
4084m alt.
2 hours ago
-
Wind obs. (7 kph from 230 degs) was rejected.
ASCATB166E63S
1753 km NNE
15m alt.
2 hours ago
39
Strong winds from the WSW
(39 kph at 241).
- km
ASCATB167E63S
1760 km NNE
15m alt.
2 hours ago
37
Fresh winds from the WSW
(37 kph at 242).
- km
ASCATB168E63S
1763 km NNE
15m alt.
2 hours ago
31
Fresh winds from the WSW
(31 kph at 246).
- km
ASCATB171E63S
1776 km NNE
15m alt.
2 hours ago
26
Moderate winds from the WSW
(26 kph at 245).
- km
ASCATB169E63S
1776 km NNE
15m alt.
2 hours ago
32
Fresh winds from the WSW
(32 kph at 240).
- km
ASCATB170E63S
1782 km NNE
15m alt.
2 hours ago
33
Fresh winds from the SW
(33 kph at 234).
- km
ASCATB171E62S
1810 km NNE
15m alt.
2 hours ago
32
Fresh winds from the WSW
(32 kph at 241).
- km
ASCATB161E62S
1846 km N
15m alt.
2 hours ago
44
Strong winds from the SW
(44 kph at 229).
- 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