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

Portal Mountain Weather Forecast

Worcester Range · Antarctica
Issued: 12 pm Sun 18 Oct Local Time
Updates in:
hr min s
Update imminent 

Days 1–3 Weather Summary

A light covering of new snow mostly falling on Sun night. Extremely cold (max -12°C on Mon afternoon, min -26°C on Tue night). Winds increasing (light winds from the SW on Sun morning, fresh winds from the S by Mon morning).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -15°C on Thu afternoon, min -23°C on Fri night). Wind will be generally light.

Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
cloud
light snow
light snow
light snow
part cloud
clear
clear
part cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloudy
cloudy
light snow
light snow
light snow
some clouds
clear
clear
some clouds
cloudy
cloudy
cloudy
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
Cloud base (m)
2050
2050
2100
2100
2100
2100
4600
2200
2200
2100
2050
2050
2100
2200
2100
2100
2100
2100
km/h
10
SW
10
SSW
15
SSW
25
S
25
S
20
W
25
W
20
W
15
WNW
15
W
10
WSW
10
W
10
W
10
WSW
10
W
5
SW
10
SSE
10
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
—
—
1
2
2
—
—
—
—
—
—
—
—
—
—
—
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
-17
-16
-14
-13
-12
-16
-23
-23
-23
-17
-16
-19
-17
-15
-17
-15
-17
-22
min °C
-19
-16
-16
-13
-12
-24
-24
-24
-26
-21
-17
-20
-19
-17
-19
-16
-19
-23
 chill °C
-26
-23
-24
-23
-21
-37
-36
-36
-38
-30
-23
-28
-27
-25
-27
-21
-26
-31
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-27-26-25-24-24-23-25-25-26-25-25-25-24-23-23-24-27-30-24-23-22-20-20-22-25-25-26-23-22-23-22-21-22-21-24-28-18-16-15-13-12-20-24-24-25-19-17-20-18-16-18-16-18-23
Sunrise
4:13
—
—
3:58
—
—
3:42
—
—
3:21
—
—
2:56
—
—
12:00
—
—
Sunset
12:01
—
—
12:15
—
—
12:32
—
—
12:51
—
—
1:16
—
—
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 Sun night. Extremely cold (max -12°C on Mon afternoon, min -26°C on Tue night). Winds increasing (light winds from the SW on Sun morning, fresh winds from the S by Mon morning).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -15°C on Thu afternoon, min -23°C on Fri night). 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
Williams Field
183 km E
8m alt.
1 hour ago
-8°C
moderate snow
Blowing moderate snow.
44
Strong winds from the S
(44 kph at 170).
10.0 km
Low: scattered
Mid: scattered
High: broken
Dumont Durville
1415 km WNW
111m alt.
3 hours ago
-15°C
-
20
Moderate winds from the NW
(20 kph at 320).
50 km
Mid: clear
DomeA
1590 km SSW
4084m alt.
3 hours ago
-
2
Calm
(2 kph at 230).
WilkinsRunwayEast
1962 km W
755m alt.
3 hours ago
-20°C
-
0
Calm
(0 kph at 0).
Casey
2024 km W
42m alt.
3 hours ago
-16°C
light snow
Continuous light snow.
13
Light winds from the S
(13 kph at 170).
40 km
Mid: mostly cloudy
Davis
2564 km SW
23m alt.
3 hours ago
-9°C
partially cloudy
Clouds dissolving.
Wind obs. (9 kph from 30 degs) was rejected.
50 km
Mid: few
2634 km N
6m alt.
3 hours ago
4°C
No report.
31
Fresh winds from the NW
(31 kph at 320).
ASCATB261E71S
2810 km SE
15m alt.
3 hours ago
47
Strong winds from the NNE
(47 kph at 16).
- km
ASCATB262E71S
2833 km SE
15m alt.
3 hours ago
48
Strong winds from the NNE
(48 kph at 20).
- km
ASCATB263E71S
2850 km SE
15m alt.
3 hours ago
49
Strong winds from the NNE
(49 kph at 23).
- 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