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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 am Sat 18 Jul Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -28°C on Mon morning, min -41°C on Sat morning). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -27°C on Tue morning, min -31°C on Wed night). Winds increasing (light winds from the SSW on Tue night, near gales from the WSW by Thu afternoon).

Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
clear
clear
clear
some clouds
some clouds
some clouds
Cloud base (m)
2050
2050
2050
2100
2100
2100
2100
2100
2100
2100
2100
2100
km/h
25
S
30
S
25
SSW
20
SW
20
SW
10
SSW
15
SSE
25
SSE
25
SSE
25
SSE
20
S
15
SSW
30
SW
40
WSW
45
WSW
50
WSW
55
WSW
55
W
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-40
-41
-35
-33
-33
-30
-28
-29
-28
-27
-27
-29
-29
-28
-30
-31
-30
-29
min °C
-41
-41
-39
-34
-33
-33
-29
-30
-30
-27
-28
-30
-29
-29
-31
-31
-31
-30
 chill °C
-59
-59
-56
-48
-46
-45
-41
-45
-45
-40
-40
-42
-45
-46
-50
-50
-52
-50
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-43-43-38-35-33-33-31-32-31-29-31-30-27-27-28-29-29-27-41-41-37-34-33-32-29-30-29-27-28-30-29-29-31-31-31-30-38-37-35-34-34-32-25-25-25-22-22-27-30-30-32-32-32-32
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 Mon morning, min -41°C on Sat morning). Wind will be generally light.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -27°C on Tue morning, min -31°C on Wed night). Winds increasing (light winds from the SSW on Tue night, near gales from the WSW by Thu 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
-30° C
moderate snow
Blowing moderate snow.
46
Strong winds from the SE.(Wind varies from 100 to 170 degs)
(46 kph at 140).
6.0 km
Low: overcast
1328 km S
3012m alt.
48 minutes ago
-
Wind obs. (9 kph from 80 degs) was rejected.
9.0 km
Mid: few
ASCATB161E63S
1703 km N
15m alt.
2 hours ago
71
Gales from the W
(71 kph at 271).
- km
ASCATC162E63S
1714 km N
15m alt.
2 hours ago
63
Gales from the W
(63 kph at 266).
- km
ASCATC161E63S
1719 km N
15m alt.
2 hours ago
64
Gales from the W
(64 kph at 264).
- km
ASCATB160E63S
1720 km N
15m alt.
2 hours ago
70
Gales from the W
(70 kph at 270).
- km
ASCATB152E63S
1723 km NW
15m alt.
2 hours ago
43
Strong winds from the WNW
(43 kph at 296).
- km
ASCATB151E63S
1724 km NW
15m alt.
2 hours ago
45
Strong winds from the WNW
(45 kph at 303).
- km
ASCATB159E63S
1726 km N
15m alt.
2 hours ago
65
Gales from the W
(65 kph at 261).
- km
ASCATB155E63S
1727 km N
15m alt.
2 hours ago
57
Near gales from the W
(57 kph at 260).
- 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