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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 pm Sat 18 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -22°C on Mon night, min -37°C on Sat afternoon). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -23°C on Tue afternoon, min -40°C on Thu night). Winds increasing (light winds from the W on Tue afternoon, strong winds from the WNW by Thu afternoon).

Sat
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
part cloud
clear
clear
clear
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
clear
clear
some clouds
clear
clear
clear
Cloud base (m)
2050
2050
2050
2050
2100
2100
2100
2100
2100
2100
2100
2100
5350
km/h
15
SSW
20
WSW
20
W
20
W
15
WNW
10
SW
10
SW
10
WSW
10
WSW
15
W
15
WNW
20
WNW
25
W
30
W
35
W
45
WNW
40
W
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-36
-34
-33
-32
-26
-23
-23
-22
-23
-23
-25
-29
-28
-28
-28
-29
-38
min °C
-37
-35
-33
-33
-32
-24
-24
-24
-23
-24
-29
-29
-29
-29
-28
-33
-40
 chill °C
-50
-48
-47
-47
-45
-32
-31
-32
-31
-34
-41
-42
-44
-44
-44
-52
-61
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-43-38-34-33-32-30-32-30-30-29-29-27-27-27-26-31-38-41-37-33-33-31-28-29-28-28-28-29-29-28-29-27-31-38-37-35-33-33-29-24-24-23-23-24-27-29-29-29-28-31-39
Sunrise
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 -22°C on Mon night, min -37°C on Sat afternoon). Wind will be generally light.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -23°C on Tue afternoon, min -40°C on Thu night). Winds increasing (light winds from the W on Tue afternoon, strong winds from the WNW by Thu afternoon).

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
-26° C
moderate snow
Blowing moderate snow.
Wind obs. (46 kph from 160 degs) was rejected.
5.0 km
Mid: overcast
ASCATB185E66S
1638 km NE
15m alt.
2 hours ago
50
Strong winds from the WNW
(50 kph at 291).
- km
ASCATB184E65S
1725 km NE
15m alt.
2 hours ago
48
Strong winds from the WNW
(48 kph at 298).
- km
ASCATB185E65S
1747 km NE
15m alt.
2 hours ago
45
Strong winds from the WNW
(45 kph at 291).
- km
ASCATB186E65S
1764 km NE
15m alt.
2 hours ago
44
Strong winds from the WNW
(44 kph at 298).
- km
ASCATB187E65S
1777 km NE
15m alt.
2 hours ago
54
Near gales from the NNW
(54 kph at 342).
- km
ASCATB188E65S
1790 km NE
15m alt.
2 hours ago
56
Near gales from the N
(56 kph at 8).
- km
ASCATB189E65S
1818 km NE
15m alt.
2 hours ago
51
Near gales from the N
(51 kph at 359).
- km
ASCATB190E65S
1835 km NE
15m alt.
2 hours ago
46
Strong winds from the N
(46 kph at 351).
- km
ASCATB184E64S
1836 km NE
15m alt.
2 hours ago
45
Strong winds from the WNW
(45 kph at 293).
- 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