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

Portal Mountain Weather Forecast

Worcester Range · Antarctica
Issued: 6 am Tue 29 Sep 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 Thu afternoon, min -37°C on Tue morning). Winds increasing (light winds from the SW on Wed night, fresh winds from the SSW by Thu night).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -28°C on Fri afternoon, min -34°C on Fri night). Winds decreasing (near gales from the WSW on Fri night, light winds from the W by Sun morning).

Tuesday
29
Wednesday
30
Thursday
1
Friday
2
Saturday
3
Sunday
4
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
clear
clear
part cloud
cloud
light snow
cloud
part cloud
cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
light snow
cloudy
some clouds
cloudy
clear
some clouds
some clouds
clear
clear
clear
clear
Cloud base (m)
2150
2150
2100
2100
2100
2050
2800
4000
2150
2100
2150
2150
2050
km/h
30
WSW
10
SSW
10
SW
15
SW
15
W
10
S
15
SSE
30
SSE
30
S
30
SSW
55
WSW
55
WSW
20
SSW
15
S
10
WSW
10
W
10
WNW
25
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
—
—
—
—
—
—
—
2
—
—
—
—
—
—
—
—
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
-36
-36
-36
-33
-33
-29
-27
-26
-34
-29
-28
-32
-32
-32
-32
-30
-30
-30
min °C
-37
-37
-36
-34
-33
-32
-27
-34
-35
-31
-30
-34
-33
-32
-33
-31
-31
-31
 chill °C
-50
-48
-48
-46
-46
-40
-38
-50
-51
-46
-50
-53
-47
-43
-44
-39
-44
-45
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-37-37-36-35-34-32-30-34-37-32-31-33-33-33-31-30-30-30-37-37-36-34-33-31-27-30-35-30-29-33-33-32-33-31-31-31-38-36-37-35-34-31-22-24-30-28-26-33-33-31-34-33-32-34
Sunrise
7:15
—
—
7:07
—
—
6:58
—
—
6:50
—
—
6:41
—
—
6:33
—
—
Sunset
—
9:16
—
—
9:23
—
—
9:31
—
—
9:38
—
—
9:46
—
—
9:54
—

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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 Thu afternoon, min -37°C on Tue morning). Winds increasing (light winds from the SW on Wed night, fresh winds from the SSW by Thu night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -28°C on Fri afternoon, min -34°C on Fri night). Winds decreasing (near gales from the WSW on Fri night, light winds from the W by Sun 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.
2 hours ago
-32°C
partially cloudy
Dry and partly cloudy.
17
Light winds from the E
(17 kph at 100).
10.0 km
Low: few
Mid: scattered
Williams Field
183 km E
8m alt.
2 hours ago
-26°C
clear
Clear
26
Moderate winds from the ENE
(26 kph at 70).
10.0 km
1328 km S
3012m alt.
2 hours ago
-
Wind obs. (17 kph from 70 degs) was rejected.
2.0 km
High: few
ASCATB196E66S
1821 km ENE
15m alt.
3 hours ago
40
Strong winds from the SE
(40 kph at 138).
- km
ASCATC197E66S
1823 km ENE
15m alt.
2 hours ago
34
Fresh winds from the SSE
(34 kph at 152).
- km
ASCATB195E66S
1825 km ENE
15m alt.
3 hours ago
36
Fresh winds from the SE
(36 kph at 135).
- km
ASCATB197E66S
1826 km ENE
15m alt.
3 hours ago
26
Moderate winds from the SSE
(26 kph at 158).
- km
ASCATB203E67S
1829 km ENE
15m alt.
3 hours ago
45
Strong winds from the S
(45 kph at 180).
- km
ASCATC205E68S
1832 km ENE
15m alt.
2 hours ago
47
Strong winds from the SSE
(47 kph at 154).
- km
ASCATB195E65S
1832 km ENE
15m alt.
3 hours ago
35
Fresh winds from the ESE
(35 kph at 124).
- 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