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

Portal Mountain Weather Forecast

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

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -25°C on Sun afternoon, min -33°C on Sat afternoon). Winds decreasing (strong winds from the SSW on Sun afternoon, light winds from the SE by Mon night).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -27°C on Tue morning, min -35°C on Thu night). Winds increasing (calm on Tue morning, near gales from the WSW by Thu morning).

Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
Cloud base (m)
2100
2050
2050
2050
2100
2100
2100
2100
2100
3950
2250
2050
2100
5000
5050
4850
km/h
15
SW
10
SW
25
S
35
SSW
40
SSW
30
SSW
15
S
10
S
10
SE
5
SE
5
SSW
10
SSW
20
S
20
SSW
30
WSW
50
WSW
50
WSW
30
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-31
-32
-32
-28
-25
-25
-25
-25
-25
-27
-27
-28
-31
-32
-32
-34
-34
-35
min °C
-31
-33
-33
-30
-26
-25
-25
-25
-27
-27
-28
-30
-32
-32
-34
-34
-34
-35
 chill °C
-43
-44
-46
-46
-42
-40
-35
-33
-33
-32
-33
-42
-46
-46
-54
-55
-55
-53
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-31-31-33-31-28-26-27-26-28-27-28-29-32-33-31-33-34-35-31-33-33-29-26-25-25-25-26-27-28-29-32-32-33-34-34-35-33-35-32-28-23-25-25-24-24-26-27-29-30-31-36-37-37-39
Sunrise
8:30
8:22
8:15
8:07
7:58
7:50
Sunset
6:12
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 -25°C on Sun afternoon, min -33°C on Sat afternoon). Winds decreasing (strong winds from the SSW on Sun afternoon, light winds from the SE by Mon night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -27°C on Tue morning, min -35°C on Thu night). Winds increasing (calm on Tue morning, near gales 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.
2 hours ago
-20°C
clear
Clear
26
Moderate winds from the ESE
(26 kph at 120).
10.0 km
DomeA
1590 km SSW
4084m alt.
2 hours ago
-
Wind obs. (13 kph from 230 degs) was rejected.
2634 km N
475m alt.
1 hour ago
3°C
No report.
35
Fresh winds from the W
(35 kph at 260).
2877 km NNE
16m alt.
1 hour ago
5°C
-
35
Fresh winds from the W
(35 kph at 270).
ASCATB249E67S
2964 km ESE
15m alt.
2 hours ago
24
Moderate winds from the WNW
(24 kph at 287).
- km
ASCATB256E68S
3019 km ESE
15m alt.
2 hours ago
22
Moderate winds from the W
(22 kph at 262).
- km
ASCATB252E67S
3034 km ESE
15m alt.
2 hours ago
26
Moderate winds from the W
(26 kph at 274).
- km
ASCATB253E67S
3065 km ESE
15m alt.
2 hours ago
19
Light winds from the WNW
(19 kph at 285).
- km
ASCATB254E67S
3079 km ESE
15m alt.
2 hours ago
18
Light winds from the W
(18 kph at 278).
- km
ASCATB249E66S
3081 km ESE
15m alt.
2 hours ago
18
Light winds from the W
(18 kph at 263).
- 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