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

Portal Mountain
Weather Forecast, Antarctica

Issued: 12 am Mon 12 Jan Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Temperatures will be well below freezing (max -9°C on Sun night, min -16°C on Tue night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -12°C on Thu afternoon, min -18°C on Wed night). Wind will be generally light.

Monday
12
Tuesday
13
Wednesday
14
Thursday
15
Friday
16
Saturday
17
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
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
clear
part cloud
clear
clear
clear
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
clear
some clouds
clear
clear
clear
 km/h
5
NNW
0
SW
5
SE
5
WNW
0
S
5
SE
10
NW
5
W
5
SW
10
WNW
5
W
5
SSE
5
WNW
5
WSW
0
SW
10
WNW
10
WNW
15
W
15
WNW
max °C
-9
-9
-9
-11
-11
-11
-13
-12
-11
-15
-13
-12
-14
-13
-12
-15
-13
-12
-15
min °C
-12
-10
-10
-15
-12
-11
-16
-14
-12
-18
-15
-13
-18
-15
-12
-16
-14
-13
-18
-16
-10
-10
-20
-12
-15
-23
-19
-16
-25
-19
-17
-23
-15
-12
-22
-21
-20
-26
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2050
2050
2050
2050
2100
2100
2100
2150
2100
2200
2150
2050
2100
2100
2100
3750
3700
4350
5300
Sea lvl1000m2000m3000m4000m5000m
-19-20-20-21-22-21-22-22-22-22-23-23-23-23-22-21-20-20-21-16-16-16-18-18-18-19-19-18-20-20-19-21-20-18-19-18-18-20-11-10-10-13-12-11-15-13-12-17-14-13-16-14-12-16-14-13-17
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. Temperatures will be well below freezing (max -9°C on Sun night, min -16°C on Tue night). Wind will be generally light.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -12°C on Thu afternoon, min -18°C on Wed 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
SHIP4011
153 km ENE
15m alt.
3 hours ago
1° C
18
Light winds from the S
(19 kph at 170).
- km
Mcmurdo
176 km E
24m alt.
3 hours ago
-9° C
-
22
Moderate winds from the
(22 kph at 270).
32 km
Mid: overcast
Cape Ross
180 km NNE
212m alt.
45 minutes ago
-6° C
-
Wind obs. (13 kph from 110 degs) was rejected.
Williams Field
182 km E
8m alt.
2 hours ago
-9° C
cloudy
Dry and cloudy.
26
Moderate winds from the E.(Wind varies from 011 to 016 degs)
(26 kph at 100).
10.0 km
Low: scattered
Mid: overcast
Mcmurdo Williams
185 km E
22m alt.
2 hours ago
-10° C
cloudy
Dry and cloudy.
Wind obs. (20 kph from 80 degs) was rejected.
10.0 km
Low: overcast
SHIP7827
153 km ENE
15m alt.
3 hours ago
1° C
18
Light winds from the S
(19 kph at 170).
- km
Mcmurdo
177 km E
24m alt.
3 hours ago
-9° C
-
22
Moderate winds from the
(22 kph at 270).
32 km
Mid: overcast
Cape Ross
181 km NNE
212m alt.
45 minutes ago
-6° C
-
Wind obs. (13 kph from 110 degs) was rejected.
Williams Field
183 km E
8m alt.
2 hours ago
-9° C
cloudy
Dry and cloudy.
26
Moderate winds from the E.(Wind varies from 011 to 016 degs)
(26 kph at 100).
10.0 km
Low: scattered
Mid: overcast
Mcmurdo Williams
185 km E
22m alt.
2 hours ago
-10° C
cloudy
Dry and cloudy.
Wind obs. (20 kph from 80 degs) was rejected.
10.0 km
Low: overcast

* 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