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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 pm Wed 30 Apr Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -23°C on Wed night, min -29°C on Fri night). Mainly strong winds.

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -27°C on Sat night, min -31°C on Mon afternoon). Winds decreasing (fresh winds from the SSE on Sun night, light winds from the SSW by Mon night).

Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tuesday
6
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
cloud
cloud
cloud
cloud
cloud
clear
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
clear
clear
clear
clear
 km/h
25
S
15
SE
45
SE
30
ESE
15
S
20
S
20
S
15
SSE
15
SE
10
SSE
25
S
25
SSE
35
SSE
20
S
15
S
10
S
10
SSW
20
SW
20
WSW
 cm 
 mm 
max°C
-23
-24
-27
-26
-27
-27
-28
-28
-27
-27
-27
-29
-29
-30
-31
-29
-28
-27
-27
min°C
-24
-26
-28
-27
-27
-28
-29
-28
-27
-27
-29
-29
-30
-30
-31
-31
-28
-27
-27
chill°C 
-39
-41
-46
-43
-38
-42
-42
-39
-37
-37
-43
-43
-44
-43
-43
-43
-37
-39
-40
Freezing level (m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2100
2100
2100
2100
2100
2150
2100
2100
2100
2150
2150
2050
2100
2100
2100
2150
2150
3000
2150
Sea lvl1000m2000m3000m4000m5000m
-24-25-28-27-27-28-29-28-27-27-28-29-30-30-31-30-28-27-27-22-23-25-26-26-27-29-29-28-28-28-28-28-29-31-32-30-29-29-18-18-20-23-23-24-27-29-29-27-26-24-24-27-29-32-32-33-33
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 -23°C on Wed night, min -29°C on Fri night). Mainly strong winds.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -27°C on Sat night, min -31°C on Mon afternoon). Winds decreasing (fresh winds from the SSE on Sun night, light winds from the SSW by Mon night).

This table gives the weather forecast for Portal Mountain at the specific elevation of 2555 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 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
Mcmurdo
177 km E
24m alt.
2 hours ago
-10° C
clear
Clear skies.
37
Fresh winds from the SSE
(37 kph at 150).
31 km
Mid: overcast
Cape Ross
181 km NNE
212m alt.
54 minutes ago
-9° C
-
28
Moderate winds from the SSE
(28 kph at 150).
Williams Field
183 km E
8m alt.
2 hours ago
-10° C
cloudy
Dry and cloudy.
Wind obs. (37 kph from 150 degs) was rejected.
10.0 km
Low: broken
Mid: overcast
MarioZuchelliStation (Baia Terra Nova)
401 km NNE
93m alt.
54 minutes ago
-9° C
-
41
Strong winds from the W
(41 kph at 270).
Jang Bogo Station
410 km NNE
29m alt.
2 hours ago
-8° C
light snow
Continuous light snow.
Wind obs. (41 kph from 240 degs) was rejected.
3.0 km
Mid: overcast
Priestley Glacier
500 km N
1925m alt.
54 minutes ago
-34° C
-
Wind obs. (20 kph from 280 degs) was rejected.
Cape Phillips
632 km NNE
780m alt.
54 minutes ago
-12° C
-
Wind obs. (133 kph from 240 degs) was rejected.
ASCATB179E68S
1324 km NE
15m alt.
3 hours ago
31
Fresh winds from the W
(31 kph at 263).
- km
1328 km S
3012m alt.
2 hours ago
moderate snow
Moderate snow.
Wind obs. (37 kph from 350 degs) was rejected.
0.4 km
High: scattered
ASCATB180E68S
1340 km NE
15m alt.
3 hours ago
34
Fresh winds from the WSW
(34 kph at 254).
- 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