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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 am Mon 20 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -20°C on Mon night, min -34°C on Wed night). Winds increasing (light winds from the SSW on Mon afternoon, fresh winds from the W by Wed night).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -35°C on Thu morning, min -40°C on Sat night). Winds decreasing (strong winds from the W on Thu afternoon, light winds from the WNW by Sat night).

Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
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
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloudy
cloudy
cloudy
cloudy
some clouds
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
Cloud base (m)
2100
2100
2100
2100
2100
2150
2100
4950
km/h
10
SW
10
SSW
10
SW
10
W
10
WNW
15
WNW
20
WNW
20
WNW
30
W
40
W
40
W
40
W
30
W
25
W
30
W
40
W
35
W
25
WNW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-22
-22
-20
-22
-24
-25
-28
-29
-29
-35
-36
-36
-38
-39
-38
-38
-38
-38
min °C
-23
-23
-22
-23
-25
-27
-29
-29
-34
-36
-36
-38
-39
-39
-39
-38
-38
-40
 chill °C
-32
-31
-30
-31
-34
-38
-41
-42
-52
-56
-56
-57
-57
-56
-57
-58
-57
-55
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-29-30-28-27-27-27-26-26-28-32-31-31-33-34-36-36-35-34-27-27-26-26-27-27-28-28-30-34-33-34-35-36-37-36-36-36-23-23-21-23-25-26-29-29-32-36-36-37-39-39-39-38-38-39
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 -20°C on Mon night, min -34°C on Wed night). Winds increasing (light winds from the SSW on Mon afternoon, fresh winds from the W by Wed night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -35°C on Thu morning, min -40°C on Sat night). Winds decreasing (strong winds from the W on Thu afternoon, light winds from the WNW by Sat night).

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
-11° C
cloudy
Dry and cloudy.
6
Light winds from the N
(6 kph at 1).
10.0 km
Low: overcast
ASCATB169E63S
1721 km NNE
15m alt.
2 hours ago
49
Strong winds from the WSW
(49 kph at 256).
- km
ASCATB170E63S
1721 km NNE
15m alt.
2 hours ago
50
Strong winds from the SW
(50 kph at 229).
- km
ASCATB166E63S
1728 km N
15m alt.
2 hours ago
44
Strong winds from the W
(44 kph at 271).
- km
ASCATB165E63S
1729 km N
15m alt.
2 hours ago
48
Strong winds from the W
(48 kph at 272).
- km
ASCATB168E63S
1734 km NNE
15m alt.
2 hours ago
47
Strong winds from the W
(47 kph at 262).
- km
ASCATB167E63S
1737 km NNE
15m alt.
2 hours ago
42
Strong winds from the W
(42 kph at 269).
- km
ASCATB164E63S
1742 km N
15m alt.
2 hours ago
38
Fresh winds from the WNW
(38 kph at 286).
- km
ASCATB163E63S
1744 km N
15m alt.
2 hours ago
40
Strong winds from the WNW
(40 kph at 290).
- km
ASCATB163E62S
1750 km N
15m alt.
2 hours ago
37
Fresh winds from the WNW
(37 kph at 290).
- 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