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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 am Thu 06 Aug Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -27°C on Fri morning, min -33°C on Thu night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -31°C on Tue night, min -36°C on Mon night). Winds increasing (light winds from the WNW on Sun morning, gales from the W by Tue night).

Thursday
6
Friday
7
Saturday
8
Sunday
9
Monday
10
Tuesday
11
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
clear
part cloud
clear
clear
clear
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
some clouds
clear
clear
clear
some clouds
cloudy
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
Cloud base (m)
2150
2150
2100
4950
2300
2100
2050
2150
5250
7000
km/h
20
WNW
20
WNW
20
WNW
25
WNW
25
WNW
20
WNW
15
WNW
10
WNW
5
W
10
WNW
15
WNW
20
WNW
20
WNW
30
W
35
W
50
W
45
W
55
W
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-30
-32
-29
-27
-28
-30
-32
-29
-28
-34
-34
-34
-34
-34
-34
-32
-32
-31
min °C
-31
-32
-33
-28
-29
-32
-33
-32
-33
-34
-34
-35
-35
-34
-36
-33
-34
-34
 chill °C
-44
-45
-47
-41
-42
-44
-45
-42
-43
-45
-46
-50
-50
-51
-55
-53
-55
-55
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-27-27-26-22-24-26-29-31-33-34-33-31-29-27-28-31-32-33-29-30-29-25-27-29-31-32-33-35-34-33-31-30-30-31-33-33-31-32-31-28-29-31-33-31-31-34-34-35-35-34-35-33-33-33
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 -27°C on Fri morning, min -33°C on Thu night). Wind will be generally light.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -31°C on Tue night, min -36°C on Mon night). Winds increasing (light winds from the WNW on Sun morning, gales from the W by Tue night).

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.
2 hours ago
-19° C
light snow
Light snow.
33
Fresh winds from the E
(33 kph at 80).
1.5 km
Mid: broken
High: overcast
1328 km S
3012m alt.
1 hour ago
moderate snow
Ice crystals.
Wind obs. (31 kph from 120 degs) was rejected.
3.6 km
ASCATB151E63S
1713 km NW
15m alt.
3 hours ago
51
Near gales from the NNW
(51 kph at 348).
- km
ASCATC151E63S
1717 km NW
15m alt.
3 hours ago
50
Strong winds from the N
(50 kph at 350).
- km
ASCATB149E63S
1720 km NW
15m alt.
3 hours ago
50
Strong winds from the N
(50 kph at 351).
- km
ASCATB150E63S
1730 km NW
15m alt.
3 hours ago
50
Strong winds from the NNW
(50 kph at 346).
- km
ASCATC152E63S
1731 km NW
15m alt.
3 hours ago
51
Near gales from the NNW
(51 kph at 344).
- km
ASCATB152E63S
1732 km NW
15m alt.
3 hours ago
51
Near gales from the N
(51 kph at 349).
- km
ASCATC153E63S
1751 km N
15m alt.
3 hours ago
51
Near gales from the NNW
(51 kph at 340).
- km
ASCATB153E63S
1753 km N
15m alt.
3 hours ago
51
Near gales from the NNW
(51 kph at 344).
- 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