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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 pm Sat 01 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -34°C on Sat night, min -41°C on Tue morning). Winds decreasing (near gales from the W on Sun night, light winds from the WNW by Tue morning).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -22°C on Thu night, min -37°C on Tue afternoon). Winds increasing (light winds from the WNW on Tue afternoon, strong winds from the W by Wed night).

Sat
1
Sunday
2
Monday
3
Tuesday
4
Wednesday
5
Thursday
6
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
cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloudy
clear
clear
some clouds
clear
clear
clear
clear
Cloud base (m)
9800
2150
2100
2150
2850
km/h
30
W
30
W
30
W
35
W
45
W
55
W
50
W
30
W
20
WNW
20
WNW
25
W
45
W
40
W
40
W
40
WSW
35
WSW
30
W
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-35
-34
-35
-35
-36
-34
-34
-36
-40
-34
-34
-34
-30
-28
-26
-24
-22
min °C
-35
-35
-36
-36
-36
-35
-34
-39
-41
-37
-35
-34
-33
-31
-27
-25
-23
 chill °C
-52
-52
-54
-55
-55
-56
-55
-56
-57
-52
-51
-53
-51
-48
-43
-40
-37
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-29-28-28-30-32-34-33-35-36-35-31-31-26-24-25-21-19-32-31-31-32-34-34-33-37-39-35-33-32-28-27-26-23-22-35-35-36-36-36-35-34-38-41-36-35-34-32-30-27-25-23
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 -34°C on Sat night, min -41°C on Tue morning). Winds decreasing (near gales from the W on Sun night, light winds from the WNW by Tue morning).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -22°C on Thu night, min -37°C on Tue afternoon). Winds increasing (light winds from the WNW on Tue afternoon, strong winds from the W by Wed night).

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
-33° C
partially cloudy
Dry and partly cloudy.
6
Light winds from the N
(6 kph at 10).
8.0 km
Low: scattered
1328 km S
3012m alt.
2 hours ago
-
Wind obs. (11 kph from 90 degs) was rejected.
8.0 km
Mid: few
ASCATB232E68S
2475 km ESE
15m alt.
2 hours ago
28
Moderate winds from the SSE
(28 kph at 158).
- km
ASCATB233E68S
2491 km ESE
15m alt.
2 hours ago
28
Moderate winds from the SSE
(28 kph at 157).
- km
ASCATB232E67S
2573 km ESE
15m alt.
2 hours ago
27
Moderate winds from the SSE
(27 kph at 158).
- km
ASCATB236E68S
2579 km ESE
15m alt.
2 hours ago
32
Fresh winds from the ENE
(32 kph at 62).
- km
ASCATB237E68S
2594 km ESE
15m alt.
2 hours ago
37
Fresh winds from the ENE
(37 kph at 59).
- km
ASCATB233E67S
2596 km ESE
15m alt.
2 hours ago
26
Moderate winds from the SE
(26 kph at 142).
- km
ASCATB238E68S
2620 km ESE
15m alt.
2 hours ago
40
Strong winds from the NE
(40 kph at 54).
- km
ASCATB234E67S
2628 km ESE
15m alt.
2 hours ago
19
Light winds from the ESE
(19 kph at 109).
- 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