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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 pm Tue 08 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -32°C on Fri morning, min -44°C on Tue afternoon). Winds decreasing (near gales from the WSW on Tue night, calm by Wed night).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -29°C on Sun afternoon, min -32°C on Fri afternoon). Winds increasing (light winds from the WSW on Sat night, near gales from the SW by Mon morning).

Tue
8
Wednesday
9
Thursday
10
Friday
11
Saturday
12
Sunday
13
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
clear
some clouds
cloudy
some clouds
clear
Cloud base (m)
2150
2100
2050
2100
2100
2100
2150
4100
4500
3900
4450
km/h
45
WSW
50
WSW
15
NW
15
NW
10
NNW
5
SSW
10
S
20
SSW
20
SSW
20
SSW
20
WSW
20
WSW
20
WSW
15
WSW
15
SW
15
SW
40
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-43
-40
-39
-38
-35
-33
-33
-33
-32
-32
-31
-32
-32
-32
-30
-29
-29
min °C
-44
-42
-40
-38
-37
-34
-33
-33
-32
-32
-32
-32
-32
-32
-31
-30
-30
 chill °C
-67
-66
-54
-51
-48
-34
-44
-46
-46
-45
-45
-45
-45
-44
-43
-42
-50
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-44-40-37-37-35-34-33-33-32-32-30-29-29-29-28-27-27-44-41-40-38-36-34-33-33-32-32-32-32-32-32-31-30-30-43-42-42-40-36-32-31-32-33-33-35-36-36-37-34-33-33
Sunrise
8:53
8:45
8:37
8:30
8:22
Sunset
5:42
5:49
5:57
6:04
6:12
6:19

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -32°C on Fri morning, min -44°C on Tue afternoon). Winds decreasing (near gales from the WSW on Tue night, calm by Wed night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -29°C on Sun afternoon, min -32°C on Fri afternoon). Winds increasing (light winds from the WSW on Sat night, near gales from the SW 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.
2 hours ago
-30°C
clear
Clear
35
Fresh winds from the N
(35 kph at 0).
10.0 km
ASCATB202E64S
2171 km ENE
15m alt.
2 hours ago
14
Light winds from the N
(14 kph at 357).
- km
ASCATB202E63S
2278 km ENE
15m alt.
2 hours ago
5
Calm
(5 kph at 30).
- km
ASCATB203E63S
2285 km ENE
15m alt.
2 hours ago
4
Calm
(4 kph at 96).
- km
ASCATB204E63S
2313 km ENE
15m alt.
2 hours ago
35
Fresh winds from the SSE
(35 kph at 168).
- km
ASCATB202E62S
2380 km ENE
15m alt.
2 hours ago
12
Light winds from the SSE
(12 kph at 158).
- km
ASCATB203E62S
2393 km ENE
15m alt.
2 hours ago
15
Light winds from the SSE
(15 kph at 162).
- km
ASCATB204E62S
2427 km ENE
15m alt.
2 hours ago
22
Moderate winds from the SSE
(22 kph at 155).
- km
ASCATB205E62S
2434 km ENE
15m alt.
2 hours ago
24
Moderate winds from the SSE
(24 kph at 153).
- km
ASCATB201E61S
2459 km ENE
15m alt.
2 hours ago
12
Light winds from the SSE
(12 kph at 160).
- 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