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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 am Thu 13 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -25°C on Thu night, min -31°C on Sat night). Winds increasing (light winds from the SSW on Fri night, strong winds from the SW by Sat night).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -27°C on Tue night, min -36°C on Sun night). Winds decreasing (strong winds from the SW on Sun morning, light winds from the SW by Sun night).

Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
some clouds
clear
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
Cloud base (m)
4200
5050
4550
4350
4100
4100
4650
2150
2150
2100
2100
2100
km/h
40
WSW
40
WSW
30
WSW
15
WSW
10
SW
5
SW
10
WSW
10
WSW
25
SW
50
SW
35
SW
10
SW
20
SSW
20
SSW
20
S
25
S
15
S
15
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-28
-29
-25
-25
-25
-25
-26
-27
-28
-31
-32
-34
-34
-33
-29
-28
-28
-27
min °C
-29
-29
-28
-26
-25
-26
-26
-28
-31
-32
-33
-36
-36
-33
-33
-29
-28
-28
 chill °C
-46
-46
-43
-36
-34
-32
-34
-39
-50
-51
-48
-46
-50
-48
-47
-43
-39
-39
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-26-26-24-23-23-25-25-26-27-30-31-35-36-33-32-31-28-28-29-29-27-26-25-26-26-28-30-32-33-35-35-33-31-29-28-28-32-32-30-28-27-26-27-29-32-33-35-37-36-35-30-26-27-27
Sunrise
12:00
12:00
12:00
12:00
12:00
12:00
Sunset
12:00
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 -25°C on Thu night, min -31°C on Sat night). Winds increasing (light winds from the SSW on Fri night, strong winds from the SW by Sat night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -27°C on Tue night, min -36°C on Sun night). Winds decreasing (strong winds from the SW on Sun morning, light winds from the SW by Sun 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
-25° C
clear
Clear
15
Light winds from the E
(15 kph at 100).
10.0 km
Dumont Durville
1415 km WNW
111m alt.
3 hours ago
-10° C
-
104
Extremely windy from the SSE
(104 kph at 150).
DomeA
1590 km SSW
4084m alt.
2 hours ago
-67° C
-
Wind obs. (7 kph from 230 degs) was rejected.
ASCATB141E65S
1632 km NW
15m alt.
2 hours ago
62
Gales from the ESE
(62 kph at 120).
- km
ASCATB140E65S
1643 km WNW
15m alt.
2 hours ago
66
Gales from the ESE
(66 kph at 116).
- km
ASCATB142E64S
1650 km NW
15m alt.
2 hours ago
40
Strong winds from the E
(40 kph at 93).
- km
ASCATB141E64S
1651 km NW
15m alt.
2 hours ago
58
Near gales from the ESE
(58 kph at 119).
- km
ASCATB138E65S
1656 km WNW
15m alt.
2 hours ago
66
Gales from the ESE
(66 kph at 119).
- km
ASCATB140E64S
1661 km WNW
15m alt.
2 hours ago
68
Gales from the ESE
(68 kph at 121).
- km
ASCATB139E65S
1664 km WNW
15m alt.
2 hours ago
70
Gales from the ESE
(70 kph at 122).
- 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