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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 am Fri 04 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -30°C on Fri morning, min -38°C on Sat afternoon). Winds decreasing (fresh winds from the W on Fri morning, light winds from the W by Sat night).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -34°C on Wed night, min -41°C on Mon night). Wind will be generally light.

Friday
4
Saturday
5
Sunday
6
Monday
7
Tuesday
8
Wednesday
9
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
cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
cloudy
cloudy
clear
clear
clear
some clouds
Cloud base (m)
4600
3800
2100
2050
2050
2050
2050
2050
2100
2100
2100
8150
9950
km/h
35
W
35
W
30
W
20
WNW
20
WNW
15
WNW
10
WSW
10
SW
10
W
10
WNW
15
WNW
15
WNW
10
WNW
5
W
15
NW
20
WNW
25
WNW
20
WNW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-30
-32
-34
-36
-36
-34
-34
-34
-33
-35
-38
-39
-36
-35
-39
-35
-35
-34
min °C
-31
-33
-35
-36
-38
-38
-34
-34
-34
-36
-40
-41
-38
-37
-39
-37
-35
-35
 chill °C
-48
-50
-50
-51
-52
-51
-44
-44
-43
-48
-55
-56
-49
-45
-51
-52
-51
-50
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-30-30-30-32-33-36-38-38-38-39-39-40-41-42-40-35-31-29-31-32-32-34-35-37-37-37-37-38-40-40-40-40-40-36-34-32-31-33-35-36-37-36-34-34-34-36-39-40-37-36-39-36-35-35
Sunrise
9:37
9:27
9:18
9:11
9:03
8:53
Sunset
5:09
5:19
5:25
5:34
5:42
5:49

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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 Fri morning, min -38°C on Sat afternoon). Winds decreasing (fresh winds from the W on Fri morning, light winds from the W by Sat night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -34°C on Wed night, min -41°C on Mon night). Wind will be generally light.

This table gives the weather forecast for Portal Mountain at the specific elevation of 1000 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
-28°C
clear
Haze -.
41
Strong winds from the E
(41 kph at 80).
4.0 km
Low: overcast
Jang Bogo Station
410 km NNE
29m alt.
1 hour ago
-11°C
-
Wind obs. (22 kph from 10 degs) was rejected.
40 km
Mid: scattered
Dumont Durville
1415 km WNW
111m alt.
1 hour ago
-9°C
moderate snow
Slight to moderate drifting snow, below eye level.
59
Near gales from the SE
(59 kph at 140).
30 km
Mid: mostly cloudy
DomeA
1590 km SSW
4084m alt.
1 hour ago
-
Wind obs. (9 kph from 230 degs) was rejected.
ASCATB156E63S
1721 km N
15m alt.
3 hours ago
31
Fresh winds from the E
(31 kph at 89).
- km
ASCATB153E63S
1721 km N
15m alt.
3 hours ago
33
Fresh winds from the ESE
(33 kph at 117).
- km
ASCATB152E63S
1725 km NW
15m alt.
3 hours ago
35
Fresh winds from the ESE
(35 kph at 119).
- km
ASCATB154E63S
1735 km N
15m alt.
3 hours ago
35
Fresh winds from the E
(35 kph at 96).
- km
ASCATB155E63S
1736 km N
15m alt.
3 hours ago
33
Fresh winds from the E
(33 kph at 83).
- km
ASCATB157E63S
1742 km N
15m alt.
3 hours ago
23
Moderate winds from the ENE
(23 kph at 76).
- 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