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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 am Sat 25 Apr Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -31°C on Sat morning, min -40°C on Sun afternoon). Winds increasing (light winds from the WNW on Sat morning, fresh winds from the W by Sun night).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -32°C on Tue night, min -42°C on Thu night). Mainly fresh winds.

Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
cloudy
cloudy
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
some clouds
clear
clear
clear
 km/h
10
WNW
10
W
15
WNW
20
WNW
20
W
25
W
30
W
30
W
30
W
30
W
25
W
15
WNW
15
WNW
15
WNW
15
WNW
25
WNW
25
WNW
20
W
max °C
-31
-33
-35
-39
-39
-39
-38
-38
-37
-37
-38
-32
-34
-38
-36
-38
-39
-40
min °C
-33
-34
-38
-39
-40
-39
-39
-38
-38
-37
-38
-36
-37
-38
-40
-39
-39
-42
-42
-43
-52
-54
-57
-56
-57
-56
-56
-55
-54
-50
-51
-52
-56
-55
-56
-56
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2100
2100
2100
2150
2050
2150
2150
2150
2150
2100
2100
2050
2050
2050
Sea lvl1000m2000m3000m4000m5000m
-36-36-36-36-37-39-38-37-37-35-34-34-35-37-37-37-39-42-35-36-36-38-38-40-38-38-37-35-34-34-35-37-38-37-39-41-32-34-37-39-40-39-39-38-38-37-38-34-36-38-38-39-39-41
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

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -31°C on Sat morning, min -40°C on Sun afternoon). Winds increasing (light winds from the WNW on Sat morning, fresh winds from the W by Sun night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -32°C on Tue night, min -42°C on Thu night). Mainly fresh winds.

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
-29° C
clear
Clear
19
Light winds from the SE
(19 kph at 130).
10.0 km
1328 km S
3012m alt.
2 hours ago
-
Wind obs. (22 kph from 350 degs) was rejected.
1.4 km
High: broken
ASCATB151E65S
1527 km NW
15m alt.
3 hours ago
40
Strong winds from the ESE
(40 kph at 116).
- km
ASCATC151E65S
1532 km NW
15m alt.
2 hours ago
33
Fresh winds from the ESE
(33 kph at 124).
- km
ASCATB146E65S
1532 km NW
15m alt.
3 hours ago
38
Fresh winds from the SE
(38 kph at 125).
- km
ASCATC146E65S
1538 km NW
15m alt.
2 hours ago
41
Strong winds from the SE
(41 kph at 133).
- km
ASCATB147E65S
1538 km NW
15m alt.
3 hours ago
42
Strong winds from the SE
(42 kph at 136).
- km
ASCATB150E65S
1541 km NW
15m alt.
3 hours ago
39
Strong winds from the ESE
(39 kph at 119).
- km
ASCATB148E65S
1544 km NW
15m alt.
3 hours ago
41
Strong winds from the SE
(41 kph at 128).
- km
ASCATC152E64S
1547 km NW
15m alt.
2 hours ago
35
Fresh winds from the SE
(35 kph at 130).
- 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