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

Portal Mountain
Weather Forecast, Antarctica

Issued: 12 am Sun 15 Mar Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -29°C on Sun afternoon, min -36°C on Mon night). Mainly fresh winds.

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -31°C on Thu afternoon, min -36°C on Tue night). Winds decreasing (strong winds from the W on Wed night, light winds from the WNW by Fri morning).

Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
 km/h
20
WNW
15
WNW
15
WNW
20
WNW
20
WNW
20
WNW
25
WNW
30
W
35
W
35
W
35
W
35
W
40
W
40
W
40
W
25
W
15
WNW
15
W
25
W
max °C
-31
-30
-29
-31
-33
-33
-35
-34
-33
-34
-33
-32
-33
-32
-31
-33
-35
-35
-36
min °C
-32
-31
-30
-33
-33
-34
-36
-35
-33
-36
-35
-32
-34
-33
-31
-36
-36
-35
-37
-45
-43
-42
-46
-47
-49
-52
-52
-50
-54
-53
-49
-53
-52
-48
-49
-49
-48
-54
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
4000
2150
Sea lvl1000m2000m3000m4000m5000m
-30-30-28-28-30-32-32-32-32-31-31-31-31-30-30-32-35-35-34-31-31-29-30-31-33-33-33-33-34-33-32-32-31-30-33-35-35-35-32-31-30-32-33-34-36-35-33-35-34-32-34-33-31-35-36-35-37
Sunrise
7:31
7:37
7:46
7:52
8:00
8:07
Sunset
9:28
9:20
9:13
9:05
8:57
8:49

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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 Sun afternoon, min -36°C on Mon night). Mainly fresh winds.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -31°C on Thu afternoon, min -36°C on Tue night). Winds decreasing (strong winds from the W on Wed night, light winds from the WNW by Fri morning).

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.
13
Light winds from the E
(13 kph at 100).
4.1 km
Mid: overcast
ASCATC169E76S
343 km NE
15m alt.
2 hours ago
24
Moderate winds from the SSE
(24 kph at 155).
- km
ASCATB172E77S
364 km ENE
15m alt.
3 hours ago
32
Fresh winds from the SSE
(32 kph at 152).
- km
ASCATC172E77S
366 km ENE
15m alt.
2 hours ago
32
Fresh winds from the SSE
(32 kph at 150).
- km
ASCATB173E77S
384 km ENE
15m alt.
3 hours ago
34
Fresh winds from the SSE
(34 kph at 152).
- km
ASCATB170E76S
390 km NE
15m alt.
3 hours ago
28
Moderate winds from the SSE
(28 kph at 152).
- km
ASCATC173E77S
390 km ENE
15m alt.
2 hours ago
34
Fresh winds from the SSE
(34 kph at 153).
- km
ASCATB174E77S
395 km ENE
15m alt.
3 hours ago
36
Fresh winds from the SSE
(36 kph at 152).
- km
ASCATC170E76S
402 km NE
15m alt.
2 hours ago
30
Fresh winds from the SSE
(30 kph at 158).
- km
ASCATC174E77S
410 km ENE
15m alt.
2 hours ago
36
Fresh winds from the SSE
(36 kph at 156).
- 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