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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 am Sat 01 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -35°C on Sat morning, min -38°C on Mon night). Winds decreasing (near gales from the W on Mon morning, moderate winds from the W by Mon night).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -25°C on Wed afternoon, min -40°C on Tue morning). Winds increasing (light winds from the WNW on Tue afternoon, strong winds from the W by Wed morning).

Saturday
1
Sunday
2
Monday
3
Tuesday
4
Wednesday
5
Thursday
6
AM
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
clear
clear
cloud
clear
clear
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloudy
clear
clear
cloudy
some clouds
some clouds
some clouds
clear
Cloud base (m)
2150
2050
2150
2100
2100
2100
km/h
30
W
30
W
35
W
35
W
30
W
35
W
50
W
45
W
30
W
20
WNW
15
WNW
30
W
40
W
30
W
30
W
15
WNW
20
WNW
25
W
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-35
-36
-35
-35
-36
-37
-36
-36
-36
-39
-35
-32
-34
-25
-26
-28
-29
-27
min °C
-35
-36
-35
-36
-36
-37
-36
-36
-38
-40
-36
-34
-35
-30
-33
-30
-30
-31
 chill °C
-52
-53
-53
-54
-54
-56
-57
-56
-54
-55
-49
-52
-53
-45
-47
-42
-44
-46
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-28-29-28-28-30-33-35-35-33-35-36-32-30-28-26-27-25-24-32-33-32-32-33-35-36-36-35-37-36-32-32-28-29-29-28-26-35-36-35-36-36-37-36-36-37-40-36-33-35-28-30-29-30-29
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 -35°C on Sat morning, min -38°C on Mon night). Winds decreasing (near gales from the W on Mon morning, moderate winds from the W by Mon night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -25°C on Wed afternoon, min -40°C on Tue morning). Winds increasing (light winds from the WNW on Tue afternoon, strong winds from the W by Wed morning).

This table gives the weather forecast for Portal Mountain at the specific elevation of 1000 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.
1 hour ago
-30° C
light snow
Light snow.
15
Light winds from the E
(15 kph at 80).
8.0 km
Low: scattered
Mid: broken
1328 km S
3012m alt.
1 hour ago
moderate snow
Ice crystals.
Wind obs. (9 kph from 100 degs) was rejected.
8.0 km
hy2c180E64S
1717 km NE
15m alt.
3 hours ago
42
Strong winds from the SSW
(42 kph at 208).
- km
hy2c166E63S
1724 km NNE
15m alt.
3 hours ago
59
Near gales from the NE
(59 kph at 45).
- km
hy2c165E63S
1731 km N
15m alt.
3 hours ago
50
Strong winds from the NNE
(50 kph at 30).
- km
hy2c178E64S
1731 km NNE
15m alt.
3 hours ago
40
Strong winds from the SSW
(40 kph at 202).
- km
hy2c181E64S
1734 km NE
15m alt.
3 hours ago
41
Strong winds from the SSW
(41 kph at 208).
- km
hy2c179E64S
1741 km NNE
15m alt.
3 hours ago
39
Strong winds from the SSW
(39 kph at 205).
- km
hy2c149E63S
1742 km NW
15m alt.
3 hours ago
36
Fresh winds from the NW
(36 kph at 312).
- km
hy2c177E64S
1742 km NNE
15m alt.
3 hours ago
32
Fresh winds from the SSW
(32 kph at 200).
- 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