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

Portal Mountain Weather Forecast

Worcester Range · Antarctica
Issued: 12 pm Mon 05 Oct Local Time
Updates in:
hr min s
Update imminent 

Days 1–3 Weather Summary

A dusting of new snow. Extremely cold (max -20°C on Mon night, min -25°C on Mon morning). Winds decreasing (fresh winds from the S on Mon morning, calm by Wed morning).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -19°C on Thu morning, min -29°C on Sat night). Winds increasing (calm on Fri morning, gales from the SW by Sat night).

Monday
5
Tuesday
6
Wednesday
7
Thursday
8
Friday
9
Saturday
10
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
light snow
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
clear
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
Cloud base (m)
2050
2100
2100
2150
2150
2100
2100
2150
4950
2250
2200
2050
2100
3900
km/h
35
S
35
S
20
S
20
SSW
15
SSW
5
S
5
ESE
10
WNW
15
W
10
WNW
10
WNW
10
NW
5
NNW
5
W
10
WSW
15
WSW
15
WSW
45
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
2
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
-24
-21
-20
-20
-20
-20
-20
-21
-22
-19
-19
-20
-23
-23
-25
-27
-27
-27
min °C
-25
-23
-21
-21
-20
-21
-21
-21
-23
-21
-19
-22
-23
-24
-28
-27
-27
-29
 chill °C
-40
-37
-34
-32
-29
-27
-21
-28
-32
-28
-27
-29
-23
-30
-37
-37
-38
-49
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-29-26-23-21-21-22-23-22-22-20-21-23-26-27-28-27-27-28-25-22-21-21-20-21-21-21-23-20-19-21-23-24-27-27-27-28-19-16-17-19-18-19-17-18-23-20-16-18-18-19-25-27-28-29
Sunrise
6:24
—
—
6:16
—
—
6:07
—
—
5:58
—
—
5:50
—
—
5:41
—
—
Sunset
—
—
10:02
—
—
10:10
—
—
10:19
—
—
10:28
—
—
10:37
—
—
10:45

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: A dusting of new snow. Extremely cold (max -20°C on Mon night, min -25°C on Mon morning). Winds decreasing (fresh winds from the S on Mon morning, calm by Wed morning).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -19°C on Thu morning, min -29°C on Sat night). Winds increasing (calm on Fri morning, gales from the SW by Sat night).

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.
1 hour ago
-16°C
light snow
Light snow.
31
Fresh winds from the ENE
(31 kph at 70).
2.8 km
Mid: overcast
Dumont Durville
1415 km WNW
111m alt.
56 minutes ago
-10°C
moderate snow
Slight to moderate drifting snow, below eye level.
33
Fresh winds from the ESE
(33 kph at 120).
30 km
Mid: overcast
DomeA
1590 km SSW
4084m alt.
3 hours ago
-
Wind obs. (6 kph from 230 degs) was rejected.
Casey
2024 km W
42m alt.
56 minutes ago
-8°C
partially cloudy
Clouds dissolving.
9
Light winds from the SE
(9 kph at 130).
50 km
Mid: mostly cloudy
ASCATC121E62S
2201 km W
15m alt.
2 hours ago
26
Moderate winds from the S
(26 kph at 178).
- km
ASCATC120E62S
2208 km W
15m alt.
2 hours ago
24
Moderate winds from the S
(24 kph at 174).
- km
ASCATC119E62S
2229 km W
15m alt.
2 hours ago
22
Moderate winds from the ESE
(22 kph at 105).
- km
ASCATB118E62S
2253 km W
15m alt.
3 hours ago
18
Light winds from the ESE
(18 kph at 110).
- km
ASCATC118E62S
2255 km W
15m alt.
2 hours ago
21
Moderate winds from the S
(21 kph at 175).
- km
ASCATC115E63S
2280 km W
15m alt.
2 hours ago
29
Fresh winds from the SSW
(29 kph at 200).
- 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