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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 am Mon 10 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -27°C on Wed afternoon, min -34°C on Mon morning). Mainly fresh winds.

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -21°C on Thu night, min -32°C on Thu morning). Winds increasing (calm on Fri morning, strong winds from the WSW by Sat night).

Monday
10
Tuesday
11
Wednesday
12
Thursday
13
Friday
14
Saturday
15
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
clear
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
Cloud base (m)
2050
2100
2100
4950
4300
2350
2050
2050
2050
2050
2550
km/h
20
W
25
W
25
WNW
20
WNW
20
WNW
30
WNW
20
WNW
25
W
25
W
25
W
20
WNW
10
WNW
5
W
5
SW
15
WNW
20
W
25
WSW
35
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-33
-33
-33
-32
-32
-29
-30
-27
-27
-32
-31
-21
-22
-22
-24
-28
-28
-29
min °C
-34
-33
-33
-32
-32
-32
-33
-27
-30
-32
-32
-27
-22
-22
-31
-28
-29
-31
 chill °C
-49
-48
-49
-46
-46
-48
-48
-40
-45
-47
-45
-38
-26
-26
-44
-41
-45
-49
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-31-29-27-26-26-25-24-23-26-26-24-25-27-29-31-33-32-33-32-31-30-28-29-28-28-25-28-29-28-24-25-27-30-32-31-32-34-33-33-32-32-31-32-27-29-32-32-24-22-22-28-28-29-30
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 -27°C on Wed afternoon, min -34°C on Mon morning). Mainly fresh winds.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -21°C on Thu night, min -32°C on Thu morning). Winds increasing (calm on Fri morning, strong winds from the WSW by Sat night).

This table gives the weather forecast for Portal Mountain at the specific elevation of 1000 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
-27° C
cloudy
Dry and cloudy.
0
Calm
(0 kph at 0).
8.0 km
Low: overcast
1328 km S
3012m alt.
2 hours ago
moderate snow
Ice crystals.
Wind obs. (15 kph from 90 degs) was rejected.
10.0 km
ASCATC226E66S
2505 km E
15m alt.
3 hours ago
22
Moderate winds from the SSE
(22 kph at 168).
- km
ASCATC227E66S
2515 km E
15m alt.
3 hours ago
18
Light winds from the S
(18 kph at 169).
- km
ASCATC225E65S
2520 km E
15m alt.
3 hours ago
20
Moderate winds from the S
(20 kph at 170).
- km
ASCATC226E65S
2531 km E
15m alt.
3 hours ago
19
Light winds from the S
(19 kph at 189).
- km
ASCATC228E66S
2540 km E
15m alt.
3 hours ago
20
Moderate winds from the SE
(20 kph at 129).
- km
ASCATC109E61S
2554 km W
15m alt.
3 hours ago
27
Moderate winds from the SSW
(27 kph at 208).
- km
ASCATC224E65S
2554 km E
15m alt.
3 hours ago
9
Light winds from the SSW
(9 kph at 211).
- km
ASCATC227E65S
2555 km E
15m alt.
3 hours ago
17
Light winds from the SSW
(17 kph at 212).
- 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