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

Portal Mountain
Weather Forecast, Antarctica

Issued: 6 pm Thu 18 Dec Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -13°C on Thu afternoon, min -18°C on Fri night). Winds decreasing (fresh winds from the W on Fri morning, light winds from the W by Sat night).

Days 5–7 Weather Summary

Mostly dry. Temperatures will be well below freezing (max -10°C on Tue afternoon, min -16°C on Sun night). Winds increasing (light winds from the W on Sun afternoon, near gales from the WSW by Tue afternoon).

Thu
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
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
25
WSW
35
W
35
W
35
W
25
W
20
W
20
W
15
WNW
20
W
20
W
25
W
35
W
35
W
45
W
50
W
55
WSW
55
WSW
 cm 
 mm 
max°C
-13
-14
-14
-13
-15
-14
-13
-15
-14
-13
-14
-14
-12
-12
-11
-10
-10
min°C
-13
-16
-15
-13
-18
-16
-13
-18
-16
-13
-16
-15
-13
-13
-12
-10
-12
chill°C 
-23
-28
-27
-24
-28
-25
-21
-27
-25
-21
-26
-26
-24
-26
-24
-22
-25
Freezing level (m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
7950
Sea lvl1000m2000m3000m4000m5000m
-20-20-20-21-21-21-21-21-21-21-21-21-20-19-18-18-20-18-18-19-18-20-20-18-20-19-18-20-19-18-17-16-15-17-13-15-15-13-17-15-13-17-15-13-15-15-13-13-12-10-11
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 -13°C on Thu afternoon, min -18°C on Fri night). Winds decreasing (fresh winds from the W on Fri morning, light winds from the W by Sat night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Temperatures will be well below freezing (max -10°C on Tue afternoon, min -16°C on Sun night). Winds increasing (light winds from the W on Sun afternoon, near gales from the WSW by Tue afternoon).

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
Phoenix Field- McMurdo Station
177 km E
10m alt.
2 hours ago
-9° C
clear
-
11
Light winds from the ENE
(11 kph at 60).
10.0 km
Low: few
Mid: few
Cape Ross
181 km NNE
212m alt.
1 hour ago
-3° C
-
Wind obs. (9 kph from 290 degs) was rejected.
Williams Field
183 km E
8m alt.
2 hours ago
-1° C
clear
Clear
6
Light winds from the SSW
(6 kph at 210).
10.0 km
Mcmurdo Williams
185 km E
22m alt.
2 hours ago
-10° C
clear
-
13
Light winds from the NNE
(13 kph at 30).
10.0 km
Low: few
Mid: few
MarioZuchelliStation (Baia Terra Nova)
401 km NNE
93m alt.
1 hour ago
-1° C
-
7
Light winds from the N
(7 kph at 10).
Priestley Glacier
500 km N
1925m alt.
1 hour ago
-18° C
-
Wind obs. (11 kph from 160 degs) was rejected.
Cape Phillips
632 km NNE
780m alt.
1 hour ago
-7° C
-
56
Near gales from the SW
(56 kph at 230).
DomeA
1590 km SSW
4084m alt.
1 hour ago
-34° C
-
13
Light winds from the E
(13 kph at 80).
ASCATB224E74S
1698 km ESE
15m alt.
3 hours ago
28
Moderate winds from the E
(28 kph at 92).
- km
ASCATB225E74S
1719 km ESE
15m alt.
3 hours ago
27
Moderate winds from the E
(27 kph at 89).
- 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