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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 am Fri 21 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -28°C on Fri morning, min -41°C on Sat morning). Winds decreasing (fresh winds from the W on Fri morning, light winds from the WSW by Sun night).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -33°C on Mon morning, min -44°C on Wed morning). Wind will be generally light.

Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
part cloud
part cloud
clear
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
some clouds
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
Cloud base (m)
2050
2050
2150
2100
2100
2100
2100
km/h
35
W
30
W
25
W
20
WNW
20
WNW
25
W
15
WNW
10
W
10
WSW
15
W
15
WNW
20
WNW
20
WNW
20
WNW
25
WNW
25
WNW
20
WNW
15
WNW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-28
-31
-34
-40
-38
-36
-35
-33
-32
-33
-38
-37
-37
-38
-41
-43
-44
-40
min °C
-30
-33
-39
-41
-41
-39
-38
-33
-33
-37
-39
-39
-37
-39
-43
-44
-44
-43
 chill °C
-46
-48
-54
-57
-57
-54
-52
-44
-44
-50
-54
-54
-52
-54
-60
-62
-61
-59
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-29-30-34-36-35-34-34-37-38-36-35-34-33-35-38-39-38-37-29-30-35-37-36-34-34-36-36-36-36-35-34-36-39-40-40-38-29-32-37-41-40-38-37-33-33-35-39-38-37-39-42-44-44-42
Sunrise
12:26
12:04
11:48
11:33
11:18
11:07
Sunset
2:26
2:48
3:06
3:19
3:33
3:45

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -28°C on Fri morning, min -41°C on Sat morning). Winds decreasing (fresh winds from the W on Fri morning, light winds from the WSW by Sun night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -33°C on Mon morning, min -44°C on Wed morning). 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
Phoenix Field- McMurdo Station
177 km E
10m alt.
2 hours ago
-39° C
clear
-
6
Light winds from the SSE
(6 kph at 150).
10.0 km
Low: few
Mid: few
High: few
Williams Field
183 km E
8m alt.
2 hours ago
-23° C
partially cloudy
Dry and partly cloudy.
11
Light winds from the N
(11 kph at 1).
10.0 km
Low: scattered
Jang Bogo Station
410 km NNE
29m alt.
2 hours ago
-18° C
-
Wind obs. (7 kph from 30 degs) was rejected.
40 km
Mid: clear
1328 km S
3012m alt.
2 hours ago
moderate snow
Ice crystals.
Wind obs. (20 kph from 130 degs) was rejected.
6.0 km
Dumont Durville
1415 km WNW
111m alt.
2 hours ago
-7° C
light snow
Intermittent light snow.
31
Fresh winds from the ESE
(31 kph at 110).
30 km
Mid: overcast
1555 km S
2835m alt.
2 hours ago
-
Wind obs. (20 kph from 130 degs) was rejected.
26 km
Mid: clear
DomeA
1590 km SSW
4084m alt.
1 hour ago
-
Wind obs. (11 kph from 230 degs) was rejected.
ASCATB136E64S
1746 km WNW
15m alt.
2 hours ago
45
Strong winds from the ESE
(45 kph at 119).
- km
ASCATB135E64S
1751 km WNW
15m alt.
2 hours ago
46
Strong winds from the ESE
(46 kph at 117).
- km
ASCATB134E64S
1767 km WNW
15m alt.
2 hours ago
42
Strong winds from the ESE
(42 kph at 110).
- 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