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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 pm Tue 11 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -24°C on Wed afternoon, min -29°C on Thu morning). Winds decreasing (strong winds from the WSW on Tue night, light winds from the WSW by Thu night).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -25°C on Fri afternoon, min -39°C on Sun night). Winds increasing (light winds from the WSW on Fri afternoon, fresh winds from the S by Mon morning).

Tue
11
Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
part cloud
part cloud
cloud
part cloud
clear
clear
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
some clouds
some clouds
cloudy
some clouds
clear
clear
some clouds
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
some clouds
Cloud base (m)
4300
3750
3700
2200
2100
km/h
35
WSW
45
WSW
35
WSW
15
WSW
15
WSW
30
WSW
30
WSW
10
WSW
5
WSW
10
WSW
10
WSW
15
W
15
WSW
20
SW
25
SW
20
SW
15
SSE
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-27
-27
-25
-24
-25
-28
-28
-25
-26
-25
-26
-28
-30
-33
-34
-36
-35
min °C
-27
-27
-27
-24
-27
-29
-29
-28
-26
-26
-28
-29
-31
-34
-35
-37
-39
 chill °C
-42
-44
-42
-34
-42
-45
-45
-40
-33
-34
-38
-40
-43
-51
-51
-50
-49
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-24-24-23-22-24-25-25-24-24-25-25-26-28-32-34-37-37-27-27-26-24-26-29-29-27-26-26-27-29-31-34-35-37-37-31-30-30-27-28-32-32-30-27-25-29-32-34-35-35-37-36
Sunrise
12:00
12:00
12:00
12:00
12:00
Sunset
12:00
12:00
12:00
12:00
12:00
12:00

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -24°C on Wed afternoon, min -29°C on Thu morning). Winds decreasing (strong winds from the WSW on Tue night, light winds from the WSW by Thu night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -25°C on Fri afternoon, min -39°C on Sun night). Winds increasing (light winds from the WSW on Fri afternoon, fresh winds from the S by Mon morning).

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
-28° C
clear
Haze -.
6
Light winds from the NE
(6 kph at 50).
4.0 km
Low: scattered
1328 km S
3012m alt.
3 hours ago
-
Wind obs. (19 kph from 30 degs) was rejected.
8.0 km
High: few
ASCATC238E70S
2407 km ESE
15m alt.
3 hours ago
30
Fresh winds from the N
(30 kph at 4).
- km
ASCATC239E70S
2451 km ESE
15m alt.
3 hours ago
49
Strong winds from the N
(49 kph at 3).
- km
ASCATC240E70S
2468 km ESE
15m alt.
3 hours ago
48
Strong winds from the N
(48 kph at 6).
- km
ASCATC236E69S
2474 km ESE
15m alt.
3 hours ago
39
Strong winds from the W
(39 kph at 267).
- km
ASCATC241E70S
2493 km ESE
15m alt.
3 hours ago
46
Strong winds from the N
(46 kph at 10).
- km
ASCATC237E69S
2498 km ESE
15m alt.
3 hours ago
35
Fresh winds from the W
(35 kph at 264).
- km
ASCATC242E70S
2511 km ESE
15m alt.
3 hours ago
43
Strong winds from the N
(43 kph at 5).
- km
ASCATC238E69S
2514 km ESE
15m alt.
3 hours ago
29
Fresh winds from the W
(29 kph at 278).
- 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