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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 pm Mon 27 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -29°C on Mon night, min -33°C on Wed morning). Winds decreasing (fresh winds from the WSW on Mon night, light winds from the W by Wed night).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -30°C on Thu night, min -35°C on Sat morning). Winds increasing (light winds from the W on Thu night, near gales from the WSW by Sat night).

Tuesday
28
Wednesday
29
Thursday
30
Friday
31
Saturday
1
Sunday
2
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
part cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
clear
some clouds
cloudy
cloudy
cloudy
some clouds
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
Cloud base (m)
8400
4950
5250
3400
4800
km/h
35
WSW
25
WSW
15
W
15
WSW
15
WSW
15
WSW
10
W
10
W
15
W
15
W
10
W
15
W
20
WSW
30
WSW
45
WSW
50
WSW
50
WSW
45
WSW
45
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-29
-30
-30
-31
-33
-32
-30
-30
-30
-30
-31
-32
-33
-34
-35
-34
-34
-34
-35
min °C
-30
-30
-30
-32
-33
-32
-31
-30
-30
-31
-31
-32
-34
-35
-35
-35
-34
-35
-35
 chill °C
-46
-44
-42
-43
-44
-44
-40
-40
-41
-41
-41
-44
-50
-54
-55
-56
-54
-54
-54
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-26-26-27-28-29-29-28-28-27-27-28-29-30-31-32-33-31-32-34-30-30-30-32-33-32-31-30-30-31-31-32-34-35-35-35-34-35-35-33-34-34-34-35-35-31-31-32-32-33-35-37-38-38-38-37-38-39
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 -29°C on Mon night, min -33°C on Wed morning). Winds decreasing (fresh winds from the WSW on Mon night, light winds from the W by Wed night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -30°C on Thu night, min -35°C on Sat morning). Winds increasing (light winds from the W on Thu night, 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
-30° C
cloudy
Dry and cloudy.
Wind obs. (15 kph from 90 degs) was rejected.
10.0 km
Low: overcast
ASCATC143E62S
1891 km NW
15m alt.
3 hours ago
28
Moderate winds from the SW
(28 kph at 236).
- km
ASCATC137E63S
1904 km WNW
15m alt.
3 hours ago
21
Moderate winds from the E
(21 kph at 85).
- km
ASCATC136E63S
1918 km WNW
15m alt.
3 hours ago
26
Moderate winds from the SE
(26 kph at 141).
- km
ASCATC135E63S
1924 km WNW
15m alt.
3 hours ago
18
Light winds from the ENE
(18 kph at 69).
- km
ASCATC134E63S
1946 km WNW
15m alt.
3 hours ago
22
Moderate winds from the W
(22 kph at 267).
- km
ASCATC142E62S
1953 km NW
15m alt.
3 hours ago
43
Strong winds from the W
(43 kph at 262).
- km
ASCATC133E63S
1960 km WNW
15m alt.
3 hours ago
25
Moderate winds from the W
(25 kph at 262).
- km
ASCATC141E62S
1962 km NW
15m alt.
3 hours ago
44
Strong winds from the W
(44 kph at 268).
- km
ASCATC142E61S
1970 km NW
15m alt.
3 hours ago
46
Strong winds from the W
(46 kph at 272).
- 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