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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 pm Tue 11 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -24°C on Wed afternoon, min -29°C on Thu morning). Winds decreasing (near gales from the WSW on Tue night, light winds from the SW by Fri morning).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -26°C on Fri night, min -35°C on Sun night). Winds increasing (light winds from the SSW on Fri night, fresh winds from the SSW by Mon afternoon).

Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
part cloud
cloud
cloud
clear
clear
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
some clouds
some clouds
cloudy
cloudy
clear
clear
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
Cloud base (m)
6050
4550
3900
3600
2100
2150
2200
3750
4100
3750
km/h
50
WSW
30
WSW
15
WSW
15
WSW
30
WSW
35
WSW
15
WSW
5
SW
5
SW
5
SSW
10
SW
10
WSW
10
WSW
15
SW
10
SW
15
S
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-26
-25
-24
-25
-28
-28
-25
-25
-25
-26
-27
-27
-28
-30
-32
-34
min °C
-27
-27
-25
-27
-29
-29
-28
-25
-26
-27
-27
-28
-30
-31
-33
-35
 chill °C
-45
-42
-36
-41
-45
-45
-41
-31
-32
-34
-34
-37
-41
-42
-44
-48
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-24-23-21-25-25-24-24-24-26-27-27-28-29-30-33-35-27-26-25-26-29-29-27-25-26-27-27-28-29-31-33-35-30-30-27-28-32-33-29-26-25-25-25-27-30-31-33-33
Sunrise
12:00
12:00
12:00
12:00
12:00
Sunset
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 -24°C on Wed afternoon, min -29°C on Thu morning). Winds decreasing (near gales from the WSW on Tue night, light winds from the SW by Fri morning).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -26°C on Fri night, min -35°C on Sun night). Winds increasing (light winds from the SSW on Fri night, fresh winds from the SSW by Mon afternoon).

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.
1 hour ago
-28° C
clear
Haze -.
6
Light winds from the ESE
(6 kph at 110).
4.7 km
Low: scattered
1328 km S
3012m alt.
3 hours ago
light snow
Snow grains.
Wind obs. (19 kph from 10 degs) was rejected.
8.0 km
High: few
hy2c153E63S
1657 km N
15m alt.
2 hours ago
35
Fresh winds from the N
(35 kph at 350).
- km
hy2c151E63S
1660 km NW
15m alt.
2 hours ago
32
Fresh winds from the NNW
(32 kph at 342).
- km
hy2c145E64S
1672 km NW
15m alt.
2 hours ago
33
Fresh winds from the N
(33 kph at 352).
- km
hy2c149E63S
1673 km NW
15m alt.
2 hours ago
31
Fresh winds from the NNW
(31 kph at 332).
- km
hy2c152E63S
1692 km NW
15m alt.
2 hours ago
33
Fresh winds from the NNW
(33 kph at 345).
- km
hy2c144E64S
1693 km NW
15m alt.
2 hours ago
33
Fresh winds from the N
(33 kph at 355).
- km
ASCATC144E64S
1700 km NW
15m alt.
2 hours ago
35
Fresh winds from the N
(35 kph at 354).
- km
hy2c146E63S
1700 km NW
15m alt.
2 hours ago
35
Fresh winds from the N
(35 kph at 350).
- 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