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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 pm Thu 27 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A moderate fall of snow, heaviest on Thu afternoon. Extremely cold (max -18°C on Sat morning, min -31°C on Fri afternoon). Mainly fresh winds.

Days 5–7 Weather Summary

A dusting of new snow. Extremely cold (max -19°C on Sun night, min -28°C on Sun afternoon). Wind will be generally light.

Thu
27
Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
1
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
light snow
cloud
cloud
light snow
light snow
light snow
cloud
clear
part cloud
cloud
cloud
cloud
light snow
cloud
cloud
part cloud
light snow
light snow
cloudy
cloudy
light snow
light snow
light snow
cloudy
clear
some clouds
cloudy
cloudy
cloudy
light snow
cloudy
cloudy
some clouds
Cloud base (m)
2050
2050
2100
2100
2050
2100
2100
2100
2100
2150
2250
2100
2100
2100
2100
2100
km/h
25
SSW
35
S
10
SSW
20
S
25
SSW
30
SSW
20
SSW
10
SW
15
WNW
15
WNW
10
W
5
SSE
5
S
5
SSE
5
WSW
5
SW
15
WNW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
2
3
1
2
2
1
 mm
max °C
-24
-19
-28
-30
-20
-18
-18
-20
-28
-28
-19
-21
-23
-24
-21
-19
-23
min °C
-27
-26
-30
-31
-27
-18
-19
-24
-28
-28
-23
-22
-25
-25
-23
-20
-27
 chill °C
-40
-35
-41
-44
-40
-30
-28
-32
-39
-39
-32
-27
-31
-30
-23
-24
-38
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-35-32-36-38-33-29-28-28-27-25-24-26-24-25-23-23-24-32-29-33-36-30-25-25-26-28-27-24-25-25-26-24-23-26-26-23-29-31-24-18-19-22-28-28-21-22-24-25-22-20-25
Sunrise
10:44
10:33
10:22
10:12
10:03
Sunset
3:56
4:07
4:16
4:27
4:36
4:45

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: A moderate fall of snow, heaviest on Thu afternoon. Extremely cold (max -18°C on Sat morning, min -31°C on Fri afternoon). Mainly fresh winds.

Portal Mountain Weather (Days 3-6):

A dusting of new snow. Extremely cold (max -19°C on Sun night, min -28°C on Sun afternoon). 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.
2 hours ago
-19°C
light snow
Light snow.
50
Strong winds from the N.(Wind varies from 240 to 020 degs)
(50 kph at 350).
2.2 km
Mid: overcast
hy2c156E63S
1676 km N
15m alt.
3 hours ago
35
Fresh winds from the WSW
(35 kph at 238).
- km
hy2c153E63S
1682 km N
15m alt.
3 hours ago
33
Fresh winds from the SW
(33 kph at 235).
- km
hy2c167E63S
1689 km NNE
15m alt.
3 hours ago
53
Near gales from the NW
(53 kph at 305).
- km
hy2c165E63S
1697 km N
15m alt.
3 hours ago
52
Near gales from the NW
(52 kph at 305).
- km
hy2c157E63S
1711 km N
15m alt.
3 hours ago
41
Strong winds from the W
(41 kph at 262).
- km
hy2c155E63S
1711 km N
15m alt.
3 hours ago
35
Fresh winds from the SW
(35 kph at 230).
- km
hy2c158E63S
1711 km N
15m alt.
3 hours ago
45
Strong winds from the WNW
(45 kph at 292).
- km
hy2c166E63S
1713 km NNE
15m alt.
3 hours ago
51
Near gales from the WNW
(51 kph at 302).
- km
hy2c154E63S
1714 km N
15m alt.
3 hours ago
33
Fresh winds from the WSW
(33 kph at 238).
- 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