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

Portal Mountain
Weather Forecast, Antarctica

Issued: 6 pm Sat 20 Dec Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Temperatures will be well below freezing (max -10°C on Tue morning, min -19°C on Sat night). Winds increasing (light winds from the W on Sun morning, strong winds from the W by Tue morning).

Days 5–7 Weather Summary

Mostly dry. Temperatures will be well below freezing (max -8°C on Tue afternoon, min -13°C on Wed night). Winds decreasing (strong winds from the W on Tue night, moderate winds from the W by Wed night).

Sat
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
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
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
 km/h
15
W
15
WNW
15
WNW
10
W
15
WNW
25
W
35
W
40
W
40
W
50
W
50
W
35
W
40
WSW
25
W
30
W
30
W
30
W
 cm 
 mm 
max°C
-13
-15
-14
-14
-16
-14
-12
-12
-10
-8
-9
-10
-9
-10
-10
-9
-9
min°C
-13
-19
-16
-14
-19
-16
-13
-13
-11
-9
-11
-11
-9
-13
-11
-9
-11
chill°C 
-20
-28
-24
-21
-28
-26
-24
-25
-22
-20
-23
-22
-19
-23
-21
-18
-20
Freezing level (m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
4800
Sea lvl1000m2000m3000m4000m5000m
-21-21-22-22-22-21-20-19-17-16-17-17-16-16-15-14-14-18-20-20-19-21-20-18-18-15-14-14-15-14-15-14-13-14-13-17-15-14-18-15-13-13-11-9-10-11-9-12-11-9-10
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. Temperatures will be well below freezing (max -10°C on Tue morning, min -19°C on Sat night). Winds increasing (light winds from the W on Sun morning, strong winds from the W by Tue morning).

Portal Mountain Weather (Days 3-6):

Mostly dry. Temperatures will be well below freezing (max -8°C on Tue afternoon, min -13°C on Wed night). Winds decreasing (strong winds from the W on Tue night, moderate 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 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
Cape Ross
180 km NNE
212m alt.
57 minutes ago
-2° C
-
9
Light winds from the WNW
(9 kph at 290).
Williams Field
182 km E
8m alt.
2 hours ago
-3° C
clear
Clear
15
Light winds from the E
(15 kph at 80).
10.0 km
MarioZuchelliStation (Baia Terra Nova)
400 km NNE
93m alt.
57 minutes ago
1° C
-
11
Light winds from the NNW
(11 kph at 340).
Priestley Glacier
498 km N
1925m alt.
57 minutes ago
-17° C
-
Wind obs. (9 kph from 250 degs) was rejected.
Cape Phillips
629 km NNE
780m alt.
57 minutes ago
-7° C
-
2
Calm
(2 kph at 40).
1328 km S
3012m alt.
3 hours ago
-30° C
clear
Mist -.
Wind obs. (6 kph from 320 degs) was rejected.
9.0 km
Low: few
Mid: broken
SHIP9419
1521 km NW
15m alt.
3 hours ago
-1° C
25
Moderate winds from the NE
(26 kph at 50).
- km
SHIP3841
1521 km NW
15m alt.
3 hours ago
-1° C
25
Moderate winds from the NE
(26 kph at 50).
- km
SHIP3034
1521 km NW
15m alt.
3 hours ago
-1° C
25
Moderate winds from the NE
(26 kph at 50).
- km
SHIP8140
1521 km NW
15m alt.
3 hours ago
-1° C
25
Moderate winds from the NE
(26 kph at 50).
- 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