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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 am Wed 12 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -23°C on Wed afternoon, min -28°C on Wed morning). Winds decreasing (fresh winds from the WSW on Wed morning, light winds from the SW by Fri morning).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -26°C on Sat morning, min -30°C on Sun night). Winds increasing (calm on Sun night, fresh winds from the SW by Mon night).

Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
cloud
part cloud
clear
clear
part cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
some clouds
cloudy
some clouds
clear
clear
some clouds
cloudy
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
cloudy
cloudy
some clouds
Cloud base (m)
5000
3950
4050
2250
2300
3400
3950
4100
4000
3800
3950
4200
km/h
40
WSW
20
WSW
20
WSW
30
WSW
30
WSW
15
SW
5
SW
5
SSW
5
S
5
SW
5
W
10
WSW
15
WSW
15
WSW
5
SW
5
SW
15
WSW
30
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-25
-23
-24
-27
-28
-25
-24
-25
-25
-26
-27
-27
-28
-29
-29
-28
-26
-27
min °C
-28
-25
-27
-28
-28
-27
-25
-25
-26
-26
-27
-27
-28
-29
-30
-29
-27
-30
 chill °C
-44
-37
-41
-43
-43
-40
-31
-32
-33
-32
-33
-34
-39
-40
-37
-35
-37
-47
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-24-22-24-25-24-23-23-25-26-25-25-25-25-26-28-28-27-28-27-24-26-28-28-26-25-25-26-26-27-27-28-29-30-29-27-29-30-27-28-31-32-29-26-25-24-26-29-29-31-31-30-29-28-31
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 -23°C on Wed afternoon, min -28°C on Wed morning). Winds decreasing (fresh winds from the WSW on Wed morning, light winds from the SW by Fri morning).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -26°C on Sat morning, min -30°C on Sun night). Winds increasing (calm on Sun night, fresh winds from the SW by Mon 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.
3 hours ago
-30° C
light snow
Light snow.
33
Fresh winds from the E
(33 kph at 90).
6.0 km
Low: overcast
ASCATB178E64S
1746 km NNE
15m alt.
3 hours ago
30
Fresh winds from the NNE
(30 kph at 14).
- km
ASCATB179E64S
1747 km NNE
15m alt.
3 hours ago
36
Fresh winds from the NNE
(36 kph at 22).
- km
ASCATC178E64S
1750 km NNE
15m alt.
2 hours ago
31
Fresh winds from the NNE
(31 kph at 14).
- km
ASCATB177E63S
1755 km NNE
15m alt.
3 hours ago
36
Fresh winds from the NNE
(36 kph at 23).
- km
ASCATB178E63S
1756 km NNE
15m alt.
3 hours ago
31
Fresh winds from the NNE
(31 kph at 18).
- km
ASCATC179E64S
1757 km NNE
15m alt.
2 hours ago
27
Moderate winds from the N
(27 kph at 356).
- km
ASCATB180E64S
1757 km NE
15m alt.
3 hours ago
37
Fresh winds from the NNE
(37 kph at 22).
- km
ASCATC178E63S
1763 km NNE
15m alt.
2 hours ago
27
Moderate winds from the N
(27 kph at 3).
- km
ASCATB179E63S
1764 km NNE
15m alt.
3 hours ago
27
Moderate winds from the N
(27 kph at 0).
- 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