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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 pm Thu 20 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -27°C on Fri morning, min -37°C on Sat afternoon). Winds decreasing (severe gales from the SW on Thu afternoon, light winds from the SSW by Sun morning).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -33°C on Tue night, min -38°C on Mon afternoon). Winds increasing (light winds from the SSW on Mon afternoon, fresh winds from the W by Tue afternoon).

Thu
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
some clouds
clear
clear
clear
clear
Cloud base (m)
5750
4750
2050
2100
2100
2100
2100
2100
2100
km/h
80
SW
75
SW
65
SW
45
SW
35
WSW
35
WSW
50
WSW
50
SW
15
SW
15
S
20
S
15
S
5
SSW
20
WNW
30
W
40
W
35
W
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-29
-28
-27
-28
-30
-34
-36
-34
-34
-35
-36
-36
-38
-37
-35
-34
-33
min °C
-30
-29
-28
-29
-33
-35
-37
-36
-35
-35
-36
-37
-38
-38
-36
-34
-34
 chill °C
-52
-51
-47
-46
-49
-54
-59
-58
-46
-47
-50
-48
-46
-51
-54
-52
-52
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-31-29-28-28-31-33-37-35-34-36-38-38-38-35-34-32-32-30-29-28-29-32-35-37-35-35-35-36-37-38-38-36-34-34-28-28-30-31-35-37-39-38-38-36-33-34-38-40-39-37-36
Sunrise
12:26
12:04
11:48
11:33
11:18
Sunset
12:00
2:26
2:48
3:06
3:19
3:33

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -27°C on Fri morning, min -37°C on Sat afternoon). Winds decreasing (severe gales from the SW on Thu afternoon, light winds from the SSW by Sun morning).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -33°C on Tue night, min -38°C on Mon afternoon). Winds increasing (light winds from the SSW on Mon afternoon, fresh winds from the W by Tue afternoon).

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
Williams Field
183 km E
8m alt.
2 hours ago
-26° C
light snow
Light snow.
0
Calm
(0 kph at 0).
0.0 km
DomeA
1590 km SSW
4084m alt.
1 hour ago
-
Wind obs. (19 kph from 230 degs) was rejected.
hy2c202E63S
2267 km ENE
15m alt.
3 hours ago
40
Strong winds from the SW
(40 kph at 222).
- km
hy2c203E63S
2273 km ENE
15m alt.
3 hours ago
41
Strong winds from the SW
(41 kph at 225).
- km
hy2c204E63S
2292 km ENE
15m alt.
3 hours ago
42
Strong winds from the SW
(42 kph at 220).
- km
hy2c202E62S
2296 km ENE
15m alt.
3 hours ago
42
Strong winds from the SW
(42 kph at 222).
- km
hy2c203E62S
2315 km ENE
15m alt.
3 hours ago
41
Strong winds from the SW
(41 kph at 220).
- km
ASCATB204E63S
2321 km ENE
15m alt.
2 hours ago
56
Near gales from the SSW
(56 kph at 191).
- km
hy2c205E63S
2335 km ENE
15m alt.
3 hours ago
55
Near gales from the SSW
(55 kph at 212).
- km
hy2c205E62S
2338 km ENE
15m alt.
3 hours ago
48
Strong winds from the SSW
(48 kph at 210).
- 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