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

Portal Mountain
Weather Forecast, Antarctica

Issued: 6 pm Sun 14 Dec Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -20°C on Tue morning, min -21°C on Sun afternoon). Winds decreasing (fresh winds from the WSW on Sun afternoon, calm by Tue night).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -17°C on Fri afternoon, min -22°C on Wed afternoon). Winds increasing (light winds from the SSE on Wed afternoon, strong winds from the SSW by Thu night).

Sun
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
 km/h
30
WSW
25
WSW
15
SW
20
SW
25
SW
15
SW
5
WSW
5
N
5
ESE
10
SSE
20
S
15
SSW
20
SSW
40
SW
40
SW
40
SW
20
SW
 cm 
 mm 
max°C
-21
-21
-21
-21
-21
-20
-20
-20
-20
-21
-22
-20
-19
-18
-18
-17
-17
min°C
-21
-21
-21
-21
-21
-21
-20
-20
-21
-22
-22
-21
-20
-19
-18
-18
-20
chill°C 
-34
-34
-31
-32
-33
-30
-25
-20
-26
-32
-32
-30
-31
-33
-32
-31
-32
Freezing level (m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
4200
5700
2100
2100
2450
4350
5750
5000
Sea lvl1000m2000m3000m4000m5000m
-21-21-21-21-21-21-20-20-21-22-22-21-20-19-18-18-19-18-20-19-18-20-19-18-19-18-18-19-19-17-18-17-16-17-13-17-15-14-18-15-13-14-12-12-14-13-13-15-14-12-14
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 -20°C on Tue morning, min -21°C on Sun afternoon). Winds decreasing (fresh winds from the WSW on Sun afternoon, calm by Tue night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -17°C on Fri afternoon, min -22°C on Wed afternoon). Winds increasing (light winds from the SSE on Wed afternoon, strong winds from the SSW by Thu 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
Phoenix Field- McMurdo Station
176 km E
10m alt.
2 hours ago
-5° C
partially cloudy
Dry and partly cloudy.
Wind obs. (11 kph from 320 degs) was rejected.
10.0 km
Low: few
Mid: scattered
High: broken
Cape Ross
180 km NNE
212m alt.
56 minutes ago
-2° C
-
Wind obs. (9 kph from 270 degs) was rejected.
Williams Field
182 km E
8m alt.
2 hours ago
-3° C
partially cloudy
Dry and partly cloudy.
Wind obs. (13 kph from 320 degs) was rejected.
10.0 km
Low: broken
MarioZuchelliStation (Baia Terra Nova)
400 km NNE
93m alt.
56 minutes ago
3° C
-
7
Light winds from the N
(7 kph at 350).
Priestley Glacier
498 km N
1925m alt.
56 minutes ago
-16° C
-
2
Calm
(2 kph at 160).
SHIP3690
712 km ENE
15m alt.
3 hours ago
22
Moderate winds from the ESE
(23 kph at 120).
- km
SHIP7145
712 km ENE
15m alt.
3 hours ago
22
Moderate winds from the ESE
(23 kph at 120).
- km
SHIP8760
712 km ENE
15m alt.
3 hours ago
22
Moderate winds from the ESE
(23 kph at 120).
- km
SHIP2972
712 km ENE
15m alt.
3 hours ago
22
Moderate winds from the ESE
(23 kph at 120).
- km
1328 km S
3012m alt.
3 hours ago
clear
-
11
Light winds from the W
(11 kph at 270).
10.0 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