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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 am Tue 30 Jun Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -28°C on Tue afternoon, min -33°C on Thu afternoon). Mainly strong winds.

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -26°C on Fri afternoon, min -28°C on Sat night). Winds decreasing (fresh winds from the S on Fri morning, light winds from the WNW by Sat afternoon).

Tuesday
30
Wednesday
1
Thursday
2
Friday
3
Saturday
4
Sunday
5
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
cloud
part cloud
cloud
cloud
clear
clear
clear
part cloud
cloud
cloud
part cloud
part cloud
clear
clear
cloud
cloud
cloud
cloudy
cloudy
some clouds
cloudy
cloudy
clear
clear
clear
some clouds
cloudy
cloudy
some clouds
some clouds
clear
clear
cloudy
cloudy
cloudy
km/h
25
S
20
SSW
10
SSW
20
S
15
SSW
25
WSW
40
W
20
WSW
20
S
35
S
20
SSW
20
WSW
15
WSW
5
WNW
15
N
15
NNW
10
NNW
15
NW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-29
-28
-29
-30
-31
-30
-31
-33
-28
-27
-26
-26
-26
-27
-27
-26
-26
-27
min °C
-29
-29
-30
-30
-31
-31
-32
-33
-32
-27
-27
-27
-27
-27
-28
-27
-27
-28
 chill °C
-43
-42
-40
-44
-43
-49
-48
-46
-44
-42
-40
-37
-35
-34
-37
-38
-35
-39
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2100
2100
2100
2100
2050
2150
2100
2100
3500
3600
3750
5350
4350
2050
Sea lvl1000m2000m3000m4000m5000m
-31-30-30-32-31-29-31-32-31-30-29-26-25-25-26-26-28-29-29-29-30-30-31-31-32-33-30-27-27-27-27-27-28-27-27-28-26-27-29-28-31-35-38-39-30-22-24-26-27-30-29-26-24-24
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 -28°C on Tue afternoon, min -33°C on Thu afternoon). Mainly strong winds.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -26°C on Fri afternoon, min -28°C on Sat night). Winds decreasing (fresh winds from the S on Fri morning, light winds from the WNW by Sat afternoon).

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
-17° C
moderate snow
Blowing moderate snow.
Wind obs. (44 kph from 170 degs) was rejected.
6.0 km
Low: few
Mid: overcast
1328 km S
3012m alt.
2 hours ago
moderate snow
Ice crystals.
Wind obs. (9 kph from 100 degs) was rejected.
8.0 km
ASCATB206E63S
2351 km ENE
15m alt.
3 hours ago
82
Severe gales from the WSW
(82 kph at 240).
- km
ASCATB207E63S
2363 km ENE
15m alt.
3 hours ago
80
Severe gales from the SW
(80 kph at 230).
- km
ASCATB207E62S
2399 km ENE
15m alt.
3 hours ago
55
Near gales from the SW
(55 kph at 227).
- km
ASCATB208E63S
2402 km ENE
15m alt.
3 hours ago
79
Severe gales from the SW
(79 kph at 229).
- km
ASCATB208E62S
2404 km ENE
15m alt.
3 hours ago
80
Severe gales from the SW
(80 kph at 233).
- km
ASCATB209E62S
2449 km ENE
15m alt.
3 hours ago
77
Severe gales from the SW
(77 kph at 230).
- km
ASCATB210E62S
2452 km ENE
15m alt.
3 hours ago
76
Severe gales from the SW
(76 kph at 224).
- km
ASCATB211E63S
2468 km ENE
15m alt.
3 hours ago
69
Gales from the SW
(69 kph at 216).
- 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