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

Portal Mountain
Weather Forecast, Antarctica

Issued: 6 pm Wed 18 Mar Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -29°C on Wed afternoon, min -33°C on Wed night). Winds decreasing (fresh winds from the W on Wed afternoon, light winds from the WNW by Thu night).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -27°C on Sun night, min -40°C on Mon night). Wind will be generally light.

Wed
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
clear
clear
 km/h
40
W
30
W
30
W
25
WNW
15
WNW
15
WNW
20
WNW
20
WNW
25
WNW
20
WNW
25
W
25
W
20
WNW
10
WNW
15
NW
15
NW
15
NW
max °C
-29
-31
-31
-30
-32
-31
-31
-33
-31
-31
-33
-31
-30
-27
-33
-36
-38
min °C
-30
-33
-33
-30
-32
-33
-32
-33
-32
-32
-34
-33
-31
-29
-34
-38
-40
-47
-50
-49
-44
-45
-46
-45
-47
-46
-46
-50
-49
-44
-39
-47
-52
-55
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2150
2150
2100
2100
2100
2100
2100
2050
Sea lvl1000m2000m3000m4000m5000m
-29-29-28-28-30-31-31-30-28-29-29-29-29-32-34-35-36-29-30-30-29-31-32-31-31-30-30-31-30-29-31-34-36-37-30-32-32-30-32-32-32-33-32-32-34-32-31-28-34-37-39
Sunrise
8:00
8:07
8:15
8:22
8:30
Sunset
9:05
8:57
8:49
8:40
8:34
8:25

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -29°C on Wed afternoon, min -33°C on Wed night). Winds decreasing (fresh winds from the W on Wed afternoon, light winds from the WNW by Thu night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -27°C on Sun night, min -40°C on Mon night). 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
-23° C
clear
Fog freezing -.
Wind obs. (33 kph from 110 degs) was rejected.
0.0 km
1328 km S
3012m alt.
3 hours ago
-
7
Light winds from the NNE
(7 kph at 30).
2.0 km
Mid: overcast
ASCATB242E74S
2133 km ESE
15m alt.
3 hours ago
47
Strong winds from the NNW
(47 kph at 333).
- km
ASCATC242E74S
2144 km ESE
15m alt.
3 hours ago
44
Strong winds from the NNW
(44 kph at 329).
- km
ASCATB242E73S
2151 km ESE
15m alt.
3 hours ago
53
Near gales from the NNW
(53 kph at 337).
- km
ASCATC243E74S
2157 km ESE
15m alt.
3 hours ago
42
Strong winds from the NNW
(42 kph at 334).
- km
ASCATC242E73S
2158 km ESE
15m alt.
3 hours ago
55
Near gales from the NNW
(55 kph at 342).
- km
ASCATB243E73S
2162 km ESE
15m alt.
3 hours ago
48
Strong winds from the NNW
(48 kph at 334).
- km
ASCATB243E74S
2167 km ESE
15m alt.
3 hours ago
44
Strong winds from the NNW
(44 kph at 335).
- km
ASCATC243E73S
2172 km ESE
15m alt.
3 hours ago
53
Near gales from the NNW
(53 kph at 333).
- 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