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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 am Sat 25 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -26°C on Sun night, min -34°C on Sat morning). Winds decreasing (strong winds from the SW on Sat afternoon, light winds from the W by Sun night).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -29°C on Tue morning, min -35°C on Thu morning). Winds increasing (light winds from the SSW on Wed afternoon, strong winds from the SW by Thu night).

Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
clear
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
clear
Cloud base (m)
2150
8000
7000
8200
4600
2100
2100
4300
km/h
35
SW
40
SW
35
WSW
25
WSW
15
WSW
15
W
15
W
15
W
15
W
15
WSW
15
WSW
15
WSW
10
W
5
SSW
15
SSW
20
SW
20
SW
40
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-32
-30
-28
-27
-27
-26
-27
-27
-29
-29
-29
-29
-29
-31
-32
-34
-34
-34
min °C
-34
-31
-30
-28
-27
-27
-27
-28
-29
-29
-29
-30
-30
-32
-34
-35
-35
-35
 chill °C
-52
-49
-47
-42
-38
-38
-37
-39
-40
-40
-40
-41
-38
-42
-47
-49
-49
-54
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-31-28-26-25-25-24-24-25-25-25-25-26-27-31-33-33-32-32-33-31-29-28-27-27-27-28-29-29-29-30-30-32-33-35-35-35-36-33-33-31-30-29-30-31-33-33-34-33-32-32-33-35-37-38
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 -26°C on Sun night, min -34°C on Sat morning). Winds decreasing (strong winds from the SW on Sat afternoon, light winds from the W by Sun night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -29°C on Tue morning, min -35°C on Thu morning). Winds increasing (light winds from the SSW on Wed afternoon, strong winds from the SW by Thu 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
-21° C
clear
Clear
9
Light winds from the N
(9 kph at 1).
10.0 km
ASCATB168E63S
1677 km NNE
15m alt.
2 hours ago
72
Gales from the WNW
(72 kph at 301).
- km
ASCATB169E63S
1684 km NNE
15m alt.
2 hours ago
68
Gales from the NW
(68 kph at 305).
- km
ASCATB165E63S
1700 km N
15m alt.
2 hours ago
51
Near gales from the WNW
(51 kph at 288).
- km
ASCATB164E63S
1704 km N
15m alt.
2 hours ago
41
Strong winds from the WNW
(41 kph at 282).
- km
ASCATB166E63S
1704 km N
15m alt.
2 hours ago
55
Near gales from the WNW
(55 kph at 286).
- km
ASCATB167E63S
1704 km NNE
15m alt.
2 hours ago
64
Gales from the WNW
(64 kph at 293).
- km
ASCATB170E63S
1721 km NNE
15m alt.
2 hours ago
68
Gales from the NW
(68 kph at 314).
- km
hy2c157E63S
1725 km N
15m alt.
2 hours ago
29
Fresh winds from the SW
(29 kph at 235).
- km
ASCATB162E63S
1727 km N
15m alt.
2 hours ago
37
Fresh winds from the SW
(37 kph at 235).
- 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