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

Portal Mountain Weather Forecast

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

Days 1–4 Weather Summary

A dusting of new snow. Extremely cold (max -20°C on Mon afternoon, min -25°C on Tue night). Winds decreasing (strong winds from the S on Mon afternoon, light winds from the SW by Tue afternoon).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -21°C on Fri morning, min -27°C on Sat night). Wind will be generally light.

Mon
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
snow showers
part cloud
clear
part cloud
part cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
part cloud
clear
light snow
snow shwrs
some clouds
clear
some clouds
some clouds
cloudy
cloudy
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
some clouds
some clouds
clear
Cloud base (m)
2100
2100
3750
5250
2100
2100
2100
2100
2100
2150
2150
2150
2100
2100
2200
3100
km/h
45
S
25
SSW
30
WSW
15
SW
10
SSW
15
SSE
10
S
10
S
10
S
5
S
0
W
5
N
5
NE
5
WSW
5
WSW
10
WSW
10
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
2
1
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
-20
-20
-22
-23
-25
-23
-22
-23
-22
-22
-23
-21
-21
-22
-23
-23
-25
min °C
-20
-21
-22
-24
-25
-24
-22
-24
-23
-22
-24
-22
-21
-24
-24
-24
-27
 chill °C
-35
-33
-35
-32
-33
-34
-30
-32
-31
-28
-24
-28
-21
-24
-29
-31
-36
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-24-22-22-25-25-25-25-25-25-24-24-24-25-26-26-26-26-20-21-22-24-25-24-22-24-23-22-24-22-21-23-24-24-26-12-18-22-23-24-20-18-22-18-18-22-18-15-20-19-20-25
Sunrise
—
—
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 dusting of new snow. Extremely cold (max -20°C on Mon afternoon, min -25°C on Tue night). Winds decreasing (strong winds from the S on Mon afternoon, light winds from the SW by Tue afternoon).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -21°C on Fri morning, min -27°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
DomeA
1590 km SSW
4084m alt.
2 hours ago
-
Wind obs. (15 kph from 230 degs) was rejected.
ASCATC227E66S
2561 km E
15m alt.
3 hours ago
33
Fresh winds from the E
(33 kph at 82).
- km
ASCATB225E65S
2578 km E
15m alt.
3 hours ago
24
Moderate winds from the ENE
(24 kph at 77).
- km
ASCATC228E66S
2579 km E
15m alt.
3 hours ago
31
Fresh winds from the ENE
(31 kph at 67).
- km
ASCATC224E65S
2585 km E
15m alt.
3 hours ago
25
Moderate winds from the E
(25 kph at 95).
- km
ASCATB224E65S
2587 km E
15m alt.
3 hours ago
24
Moderate winds from the E
(24 kph at 90).
- km
ASCATC229E66S
2588 km E
15m alt.
3 hours ago
31
Fresh winds from the ENE
(31 kph at 64).
- km
ASCATC225E65S
2602 km E
15m alt.
3 hours ago
27
Moderate winds from the E
(27 kph at 86).
- km
ASCATB214E62S
2624 km ENE
15m alt.
3 hours ago
49
Strong winds from the S
(49 kph at 188).
- km
ASCATC226E65S
2627 km E
15m alt.
3 hours ago
31
Fresh winds from the ENE
(31 kph at 72).
- 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