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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 pm Tue 16 Jun Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -26°C on Fri afternoon, min -38°C on Tue night). Winds increasing (light winds from the SW on Tue night, fresh winds from the SSE by Thu night).

Days 5–7 Weather Summary

A dusting of new snow. Extremely cold (max -21°C on Sat night, min -26°C on Fri night). Winds decreasing (strong winds from the S on Sat night, calm by Mon afternoon).

Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
part cloud
clear
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light snow
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
some clouds
clear
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
light snow
cloudy
cloudy
cloudy
cloudy
some clouds
clear
km/h
10
SW
10
SW
10
SW
10
SW
10
S
20
SSE
30
SSE
20
SSE
20
S
20
S
25
SSW
30
S
35
S
35
S
30
S
15
SSW
15
SSW
5
S
10
NW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
1
max °C
-36
-35
-34
-34
-33
-32
-30
-29
-26
-25
-23
-22
-21
-22
-24
-25
-26
-26
-26
min °C
-38
-35
-34
-34
-34
-32
-31
-30
-27
-26
-23
-23
-23
-23
-24
-26
-26
-26
-26
-48
-44
-43
-44
-44
-45
-46
-43
-39
-38
-35
-36
-36
-37
-38
-37
-36
-32
-31
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2150
2150
2050
2150
2100
2100
2100
2100
2050
2150
2100
2050
2050
2100
2100
2100
2100
2100
Sea lvl1000m2000m3000m4000m5000m
-36-34-33-33-33-33-33-32-30-27-24-25-25-25-27-26-26-26-26-37-35-34-34-34-32-31-30-27-26-23-23-22-23-24-26-26-26-26-40-38-37-39-36-31-27-26-23-24-22-19-18-18-21-25-27-27-28
Sunrise
12:00
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 -26°C on Fri afternoon, min -38°C on Tue night). Winds increasing (light winds from the SW on Tue night, fresh winds from the SSE by Thu night).

Portal Mountain Weather (Days 3-6):

A dusting of new snow. Extremely cold (max -21°C on Sat night, min -26°C on Fri night). Winds decreasing (strong winds from the S on Sat night, calm by Mon afternoon).

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
-26° C
clear
-
11
Light winds from the N
(11 kph at 1).
10.0 km
Low: few
1328 km S
3012m alt.
2 hours ago
-
Wind obs. (17 kph from 110 degs) was rejected.
6.0 km
Mid: few
ASCATB180E66S
1559 km NE
15m alt.
2 hours ago
59
Near gales from the S
(59 kph at 170).
- km
ASCATC180E66S
1560 km NE
15m alt.
3 hours ago
53
Near gales from the SSE
(53 kph at 168).
- km
ASCATB181E66S
1569 km NE
15m alt.
2 hours ago
55
Near gales from the S
(55 kph at 175).
- km
ASCATC172E65S
1573 km NNE
15m alt.
3 hours ago
55
Near gales from the SSE
(55 kph at 164).
- km
ASCATC181E66S
1577 km NE
15m alt.
3 hours ago
48
Strong winds from the SSE
(48 kph at 166).
- km
ASCATB182E66S
1580 km NE
15m alt.
2 hours ago
60
Near gales from the SSE
(60 kph at 164).
- km
ASCATC173E65S
1581 km NNE
15m alt.
3 hours ago
57
Near gales from the SSE
(57 kph at 160).
- km
ASCATB173E65S
1585 km NNE
15m alt.
2 hours ago
51
Near gales from the SSE
(51 kph at 157).
- 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