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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 am Fri 21 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -28°C on Fri morning, min -37°C on Sat morning). Winds decreasing (gales from the SW on Fri morning, light winds from the S by Sun morning).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -34°C on Mon night, min -40°C on Tue night). Winds decreasing (strong winds from the W on Tue night, calm by Wed night).

Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
part cloud
part cloud
clear
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
some clouds
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
Cloud base (m)
2050
2050
2150
2100
2100
2100
2100
km/h
65
SW
50
WSW
25
SW
10
WSW
15
WSW
45
WSW
5
S
15
SSE
20
S
10
SSW
10
W
25
WSW
30
W
35
WSW
45
W
35
W
25
WNW
10
NNW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-28
-29
-33
-37
-34
-33
-34
-35
-35
-35
-36
-34
-34
-35
-38
-40
-39
-37
min °C
-29
-31
-36
-37
-37
-34
-34
-36
-36
-36
-36
-36
-34
-37
-40
-40
-40
-39
 chill °C
-48
-49
-48
-49
-51
-50
-41
-49
-51
-46
-46
-51
-51
-56
-62
-60
-58
-52
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-29-30-34-36-35-34-34-37-38-36-35-34-33-35-38-39-38-37-29-30-35-37-36-34-34-36-36-36-36-35-34-36-39-40-40-38-29-32-37-41-40-38-37-33-33-35-39-38-37-39-42-44-44-42
Sunrise
12:26
12:04
11:48
11:33
11:18
11:07
Sunset
2:26
2:48
3:06
3:19
3:33
3:45

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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 Fri morning, min -37°C on Sat morning). Winds decreasing (gales from the SW on Fri morning, light winds from the S by Sun morning).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -34°C on Mon night, min -40°C on Tue night). Winds decreasing (strong winds from the W on Tue night, calm by Wed night).

This table gives the weather forecast for Portal Mountain at the specific elevation of 2000 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
Phoenix Field- McMurdo Station
177 km E
10m alt.
2 hours ago
-36° C
clear
-
2
Calm
(2 kph at 320).
10.0 km
Low: few
Mid: few
Williams Field
183 km E
8m alt.
2 hours ago
-26° C
clear
Fog freezing -.
0
Calm
(0 kph at 0).
0.0 km
Dumont Durville
1415 km WNW
111m alt.
59 minutes ago
-7° C
moderate snow
Clouds dissolving.
22
Moderate winds from the E
(22 kph at 100).
30 km
Mid: mostly cloudy
DomeA
1590 km SSW
4084m alt.
3 hours ago
-
Wind obs. (11 kph from 230 degs) was rejected.
Casey
2024 km W
42m alt.
59 minutes ago
-12° C
-
24
Moderate winds from the E
(24 kph at 80).
Mid: overcast
ASCATB111E62S
2447 km W
15m alt.
2 hours ago
49
Strong winds from the SW
(49 kph at 235).
- km
ASCATB110E62S
2449 km W
15m alt.
2 hours ago
49
Strong winds from the WSW
(49 kph at 239).
- km
ASCATB111E61S
2507 km W
15m alt.
2 hours ago
48
Strong winds from the SW
(48 kph at 232).
- km
ASCATB110E61S
2532 km W
15m alt.
2 hours ago
45
Strong winds from the WSW
(45 kph at 244).
- km
ASCATB109E61S
2552 km W
15m alt.
2 hours ago
48
Strong winds from the W
(48 kph at 266).
- 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