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

Portal Mountain Weather Forecast

Worcester Range · Antarctica
Issued: 6 am Mon 19 Oct Local Time
Updates in:
hr min s
Update imminent 

Days 1–3 Weather Summary

A light covering of new snow mostly falling on Mon morning. Extremely cold (max -20°C on Mon morning, min -27°C on Tue night). Winds decreasing (strong winds from the S on Mon morning, calm by Wed afternoon).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -22°C on Thu morning, min -26°C on Sat night). Wind will be generally light.

Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
light snow
snow showers
clear
clear
part cloud
part cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
light snow
light snow
snow shwrs
clear
clear
some clouds
some clouds
cloudy
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
Cloud base (m)
2100
2100
2100
3850
4750
2100
2050
2150
2050
2100
2100
2100
2100
2100
2100
2050
2100
km/h
45
S
40
S
25
SSW
35
SW
30
WSW
10
S
10
S
10
SSE
5
SSW
10
S
15
S
15
S
15
SSE
5
SSE
5
S
15
S
20
S
15
SSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
3
2
1
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
-20
-20
-20
-22
-23
-25
-23
-23
-23
-22
-22
-22
-23
-22
-24
-25
-25
-24
min °C
-20
-20
-22
-23
-24
-27
-25
-23
-24
-23
-22
-23
-23
-23
-25
-25
-25
-26
 chill °C
-35
-34
-34
-37
-37
-35
-33
-31
-29
-31
-31
-32
-33
-28
-31
-35
-36
-38
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-25-24-22-23-23-25-26-26-25-25-24-25-26-26-27-28-28-25-20-20-21-23-24-26-24-23-24-23-22-23-23-23-25-25-25-25-13-13-18-22-23-26-21-19-22-19-18-19-17-17-21-20-21-25
Sunrise
3:58
—
—
3:42
—
—
3:21
—
—
2:56
—
—
12:00
—
—
12:00
—
—
Sunset
12:15
—
—
12:32
—
—
12:51
—
—
1:16
—
—
12:00
—
—
12:00
—
—

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: A light covering of new snow mostly falling on Mon morning. Extremely cold (max -20°C on Mon morning, min -27°C on Tue night). Winds decreasing (strong winds from the S on Mon morning, calm by Wed afternoon).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -22°C on Thu morning, min -26°C on Sat night). Wind will be generally light.

This table gives the weather forecast for Portal Mountain at the specific elevation of 2000 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
Williams Field
183 km E
8m alt.
2 hours ago
-9°C
light snow
Light snow.
54
Near gales from the SSE
(54 kph at 160).
5.0 km
Mid: overcast
Jang Bogo Station
410 km NNE
29m alt.
1 hour ago
-8°C
-
Wind obs. (33 kph from 260 degs) was rejected.
40 km
Mid: overcast
1328 km S
3012m alt.
2 hours ago
-
Wind obs. (13 kph from 330 degs) was rejected.
3.6 km
Mid: overcast
Dumont Durville
1415 km WNW
111m alt.
1 hour ago
-23°C
-
9
Light winds from the ENE
(9 kph at 60).
DomeA
1590 km SSW
4084m alt.
3 hours ago
-
Wind obs. (9 kph from 230 degs) was rejected.
WilkinsRunwayEast
1962 km W
755m alt.
1 hour ago
-26°C
-
65
Gales from the E
(65 kph at 90).
5.0 km
Casey
2024 km W
42m alt.
1 hour ago
-21°C
-
22
Moderate winds from the ESE
(22 kph at 110).
ASCATB203E65S
2069 km ENE
15m alt.
3 hours ago
44
Strong winds from the SW
(44 kph at 218).
- km
ASCATB202E65S
2072 km ENE
15m alt.
3 hours ago
42
Strong winds from the SW
(42 kph at 217).
- km
ASCATC203E65S
2076 km ENE
15m alt.
2 hours ago
49
Strong winds from the SW
(49 kph at 218).
- 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