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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 am Wed 26 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

A dusting of new snow. Extremely cold (max -26°C on Fri morning, min -42°C on Wed night). Winds increasing (light winds from the E on Wed afternoon, fresh winds from the S by Thu night).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -24°C on Mon night, min -32°C on Sun afternoon). Winds decreasing (fresh winds from the SE on Sun morning, light winds from the S by Mon morning).

Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
31
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
part cloud
cloud
cloud
cloud
light snow
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
some clouds
cloudy
cloudy
cloudy
light snow
cloudy
cloudy
cloudy
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
Cloud base (m)
2100
2050
2050
2050
2050
2100
2050
2050
2100
2100
2100
2100
2100
2100
2100
2100
km/h
20
W
5
E
25
ESE
35
SSE
35
S
35
SSE
35
S
30
S
30
S
25
SSW
15
S
20
ESE
30
SE
30
SSE
25
SE
15
SSE
5
SSW
10
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
2
 mm
max °C
-37
-37
-39
-37
-33
-27
-26
-32
-31
-29
-29
-28
-30
-32
-29
-28
-25
-24
min °C
-39
-38
-42
-39
-35
-31
-29
-33
-34
-30
-29
-30
-31
-32
-31
-28
-26
-25
 chill °C
-54
-52
-60
-58
-53
-48
-45
-50
-51
-44
-39
-45
-47
-48
-46
-39
-33
-32
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-37-38-42-40-37-33-32-36-36-32-30-31-33-33-31-28-26-24-38-38-41-38-34-29-28-33-33-30-29-29-31-32-30-28-26-25-43-39-40-35-30-23-21-28-28-26-27-26-27-29-27-26-25-24
Sunrise
11:07
10:55
10:44
10:33
10:22
10:12
Sunset
3:45
3:56
4:07
4:16
4:27
4:36

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: A dusting of new snow. Extremely cold (max -26°C on Fri morning, min -42°C on Wed night). Winds increasing (light winds from the E on Wed afternoon, fresh winds from the S by Thu night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -24°C on Mon night, min -32°C on Sun afternoon). Winds decreasing (fresh winds from the SE on Sun morning, light winds from the S by Mon morning).

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.
1 hour ago
clear
-
2
Calm
(2 kph at 340).
10.0 km
Williams Field
183 km E
8m alt.
2 hours ago
-31°C
clear
Clear
17
Light winds from the N.(Wind varies from 290 to 030 degs)
(17 kph at 350).
10.0 km
Dumont Durville
1415 km WNW
111m alt.
2 hours ago
-20°C
light snow
Continuous light snow.
31
Fresh winds from the E
(31 kph at 100).
2.0 km
Mid: overcast
Casey
2024 km W
42m alt.
2 hours ago
-20°C
partially cloudy
Clouds developing.
19
Light winds from the S
(19 kph at 170).
50 km
Mid: overcast
ASCATC114E62S
2387 km W
15m alt.
3 hours ago
36
Fresh winds from the S
(36 kph at 188).
- km
ASCATC113E62S
2414 km W
15m alt.
3 hours ago
27
Moderate winds from the W
(27 kph at 272).
- km
ASCATC112E62S
2420 km W
15m alt.
3 hours ago
32
Fresh winds from the W
(32 kph at 276).
- km
ASCATC114E61S
2447 km W
15m alt.
3 hours ago
20
Moderate winds from the SSW
(20 kph at 208).
- km
ASCATC113E61S
2462 km W
15m alt.
3 hours ago
17
Light winds from the SSW
(17 kph at 208).
- km
ASCATB112E62S
2465 km W
15m alt.
3 hours ago
29
Fresh winds from the W
(29 kph at 272).
- 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