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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 am Thu 23 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -32°C on Thu morning, min -39°C on Fri afternoon). Winds decreasing (strong winds from the W on Thu night, moderate winds from the W by Fri afternoon).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -31°C on Sun morning, min -39°C on Tue night). Wind will be generally light.

Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
clear
some clouds
Cloud base (m)
3600
7700
km/h
30
W
40
W
45
W
25
WNW
25
W
25
W
30
W
25
W
30
W
25
W
20
W
20
WNW
20
WNW
25
WNW
20
WNW
25
WNW
20
WNW
20
W
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-32
-35
-34
-36
-38
-37
-36
-35
-32
-31
-32
-33
-34
-35
-35
-35
-36
-38
min °C
-34
-35
-36
-36
-39
-39
-37
-36
-34
-32
-32
-33
-34
-35
-35
-36
-37
-39
 chill °C
-52
-54
-53
-52
-55
-56
-54
-53
-51
-46
-46
-46
-49
-51
-50
-52
-52
-56
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-28-32-31-31-32-33-32-31-28-26-27-28-28-28-28-28-29-31-31-34-33-34-35-35-34-33-30-28-29-30-31-31-31-32-33-35-33-35-35-36-39-38-37-36-33-32-32-33-34-35-35-36-37-39
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

Loading...

Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -32°C on Thu morning, min -39°C on Fri afternoon). Winds decreasing (strong winds from the W on Thu night, moderate winds from the W by Fri afternoon).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -31°C on Sun morning, min -39°C on Tue 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.
3 hours ago
-19° C
clear
Haze -.
Wind obs. (7 kph from 100 degs) was rejected.
5.0 km
Low: overcast
ASCATC116E62S
2385 km W
15m alt.
2 hours ago
19
Light winds from the WNW
(19 kph at 298).
- km
ASCATC115E62S
2394 km W
15m alt.
2 hours ago
17
Light winds from the NW
(17 kph at 307).
- km
ASCATC116E61S
2398 km W
15m alt.
2 hours ago
14
Light winds from the WSW
(14 kph at 238).
- km
ASCATB114E62S
2426 km W
15m alt.
3 hours ago
2
Calm
(2 kph at 214).
- km
ASCATC114E62S
2428 km W
15m alt.
2 hours ago
1
Calm
(1 kph at 166).
- km
ASCATB114E61S
2439 km W
15m alt.
3 hours ago
1
Calm
(1 kph at 326).
- km
ASCATB113E62S
2453 km W
15m alt.
3 hours ago
5
Calm
(5 kph at 107).
- km
ASCATC113E62S
2456 km W
15m alt.
2 hours ago
9
Light winds from the ENE
(9 kph at 69).
- km
ASCATB112E62S
2470 km W
15m alt.
3 hours ago
26
Moderate winds from the ENE
(26 kph at 62).
- 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