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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 am Mon 27 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -28°C on Mon morning, min -33°C on Wed morning). Winds decreasing (fresh winds from the WSW on Mon night, light winds from the WNW by Wed night).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -31°C on Thu night, min -35°C on Sat morning). Winds increasing (light winds from the WNW on Thu morning, near gales from the WSW by Sat night).

Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
31
Saturday
1
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
part cloud
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
clear
Cloud base (m)
9750
8400
2200
2150
3100
4600
4750
km/h
20
WSW
25
WSW
30
WSW
25
WSW
15
W
10
WNW
15
NW
15
NW
10
WNW
15
WNW
15
W
15
WSW
15
W
20
W
25
W
45
WSW
50
WSW
50
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-28
-28
-29
-30
-30
-31
-33
-31
-31
-32
-32
-31
-31
-31
-32
-35
-35
-34
min °C
-28
-29
-30
-30
-30
-32
-33
-32
-31
-32
-32
-32
-31
-32
-34
-35
-35
-35
 chill °C
-40
-44
-46
-44
-41
-43
-45
-44
-41
-43
-44
-44
-43
-46
-53
-55
-56
-56
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-25-25-26-26-26-28-29-29-29-29-28-27-26-27-30-32-33-33-28-29-30-30-30-32-33-32-31-32-32-32-31-32-33-35-35-35-31-32-33-34-34-36-36-33-32-35-35-35-35-36-37-37-38-38
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 Mon morning, min -33°C on Wed morning). Winds decreasing (fresh winds from the WSW on Mon night, light winds from the WNW by Wed night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -31°C on Thu night, min -35°C on Sat morning). Winds increasing (light winds from the WNW on Thu morning, near gales from the WSW by Sat 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
-27° C
cloudy
Dry and cloudy.
Wind obs. (17 kph from 50 degs) was rejected.
10.0 km
Low: overcast
ASCATC177E65S
1620 km NNE
15m alt.
2 hours ago
28
Moderate winds from the NE
(28 kph at 39).
- km
ASCATB179E65S
1621 km NE
15m alt.
3 hours ago
13
Light winds from the NE
(13 kph at 34).
- km
ASCATB177E65S
1627 km NNE
15m alt.
3 hours ago
15
Light winds from the NE
(15 kph at 51).
- km
ASCATC178E65S
1628 km NNE
15m alt.
2 hours ago
14
Light winds from the E
(14 kph at 80).
- km
ASCATB178E65S
1635 km NNE
15m alt.
3 hours ago
9
Light winds from the E
(9 kph at 88).
- km
ASCATC179E65S
1636 km NE
15m alt.
2 hours ago
3
Calm
(3 kph at 119).
- km
ASCATC177E64S
1636 km NNE
15m alt.
2 hours ago
35
Fresh winds from the NE
(35 kph at 44).
- km
ASCATC178E64S
1640 km NNE
15m alt.
2 hours ago
15
Light winds from the E
(15 kph at 80).
- km
ASCATC180E65S
1650 km NE
15m alt.
2 hours ago
6
Light winds from the WNW
(6 kph at 299).
- 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