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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 pm Tue 14 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -28°C on Wed morning, min -42°C on Fri afternoon). Winds increasing (calm on Tue night, strong winds from the W by Thu night).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -30°C on Mon afternoon, min -42°C on Fri night). Wind will be generally light.

Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloudy
cloudy
cloudy
cloudy
some clouds
clear
clear
clear
clear
some clouds
cloudy
cloudy
some clouds
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
km/h
5
SW
5
W
10
W
20
W
25
W
40
W
50
W
40
WNW
30
WNW
20
WNW
20
W
20
W
20
W
25
W
25
WNW
20
WNW
15
WNW
15
WNW
15
W
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-29
-28
-28
-30
-37
-39
-39
-41
-42
-39
-40
-40
-41
-42
-42
-37
-33
-30
-25
min °C
-31
-28
-29
-34
-38
-39
-41
-41
-42
-42
-40
-40
-42
-42
-42
-42
-36
-32
-28
 chill °C
-37
-35
-39
-49
-56
-59
-63
-62
-61
-59
-55
-56
-60
-60
-59
-58
-49
-44
-39
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2100
2050
2050
2050
2150
2150
3900
3650
3750
3800
3750
2100
2100
2100
Sea lvl1000m2000m3000m4000m5000m
-36-34-34-35-37-39-39-36-36-37-39-39-38-38-38-37-35-33-30-34-32-33-34-37-39-39-37-38-38-39-40-39-39-39-37-34-32-29-30-28-29-32-38-39-40-41-42-41-40-40-42-42-42-40-35-31-27
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 -28°C on Wed morning, min -42°C on Fri afternoon). Winds increasing (calm on Tue night, strong winds from the W by Thu night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -30°C on Mon afternoon, min -42°C on Fri 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
-24° C
partially cloudy
Dry and partly cloudy.
Wind obs. (20 kph from 130 degs) was rejected.
10.0 km
Low: scattered
1328 km S
3012m alt.
3 hours ago
-
Wind obs. (6 kph from 190 degs) was rejected.
9.0 km
Mid: few
ASCATB147E64S
1682 km NW
15m alt.
3 hours ago
47
Strong winds from the N
(47 kph at 356).
- km
ASCATB148E63S
1698 km NW
15m alt.
3 hours ago
39
Strong winds from the N
(39 kph at 351).
- km
ASCATB163E63S
1739 km N
15m alt.
3 hours ago
37
Fresh winds from the W
(37 kph at 271).
- km
ASCATB164E63S
1745 km N
15m alt.
3 hours ago
38
Fresh winds from the W
(38 kph at 263).
- km
ASCATB165E63S
1748 km N
15m alt.
3 hours ago
37
Fresh winds from the W
(37 kph at 264).
- km
ASCATB166E63S
1751 km N
15m alt.
3 hours ago
35
Fresh winds from the WSW
(35 kph at 256).
- km
ASCATC165E63S
1751 km N
15m alt.
3 hours ago
38
Fresh winds from the W
(38 kph at 260).
- km
ASCATC166E63S
1754 km N
15m alt.
3 hours ago
35
Fresh winds from the W
(35 kph at 259).
- 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