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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 am Mon 17 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -30°C on Wed afternoon, min -36°C on Mon afternoon). Winds increasing (light winds from the SSW on Tue morning, gales from the SW by Wed night).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -26°C on Sat night, min -35°C on Fri night). Winds decreasing (severe gales from the SW on Thu afternoon, light winds from the SW by Fri night).

Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
21
Saturday
22
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
part cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloudy
Cloud base (m)
2150
2150
2150
2100
2100
2100
2100
2900
5100
2150
3600
km/h
25
SW
30
SW
15
SW
10
SSW
20
S
30
SSW
30
SSW
25
SW
45
SW
70
SW
85
SW
75
SW
50
SW
25
SW
15
SW
15
SW
20
SSW
30
SSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-35
-35
-34
-35
-33
-32
-31
-30
-30
-31
-30
-29
-30
-32
-34
-34
-31
-26
min °C
-35
-36
-36
-35
-34
-32
-32
-31
-32
-31
-31
-31
-32
-33
-35
-35
-32
-29
 chill °C
-51
-53
-50
-46
-49
-48
-48
-45
-54
-53
-54
-53
-50
-48
-47
-47
-45
-44
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-35-36-35-34-34-34-33-30-30-31-30-29-30-31-33-32-30-27-35-36-35-35-34-32-32-31-31-31-31-30-31-33-35-35-32-28-36-36-37-38-33-31-31-32-33-32-31-31-33-35-37-38-35-30
Sunrise
12:00
12:00
12:00
12:00
12:26
12:04
Sunset
12:00
12:00
12:00
12:00
2:26
2:48

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -30°C on Wed afternoon, min -36°C on Mon afternoon). Winds increasing (light winds from the SSW on Tue morning, gales from the SW by Wed night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -26°C on Sat night, min -35°C on Fri night). Winds decreasing (severe gales from the SW on Thu afternoon, light winds from the SW by Fri 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
-31° C
clear
Clear
6
Light winds from the NNE
(6 kph at 30).
10.0 km
Jang Bogo Station
410 km NNE
29m alt.
2 hours ago
-31° C
-
4
Calm
(4 kph at 40).
40 km
Mid: few
1328 km S
3012m alt.
2 hours ago
moderate snow
Ice crystals.
Wind obs. (26 kph from 20 degs) was rejected.
3.2 km
Dumont Durville
1415 km WNW
111m alt.
2 hours ago
-16° C
-
19
Light winds from the S
(19 kph at 180).
Casey
2024 km W
42m alt.
2 hours ago
-7° C
-
19
Light winds from the SSE
(19 kph at 160).
Mid: overcast
ASCATB206E62S
2441 km ENE
15m alt.
3 hours ago
56
Near gales from the WSW
(56 kph at 253).
- km
ASCATB206E61S
2467 km ENE
15m alt.
3 hours ago
50
Strong winds from the W
(50 kph at 261).
- km
Davis
2564 km SW
23m alt.
2 hours ago
-12° C
clear
Clear skies.
19
Light winds from the E
(19 kph at 90).
ASCATB241E68S
2595 km ESE
15m alt.
3 hours ago
49
Strong winds from the WNW
(49 kph at 290).
- km
ASCATC241E68S
2597 km ESE
15m alt.
3 hours ago
43
Strong winds from the WNW
(43 kph at 292).
- 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