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

Portal Mountain
Weather Forecast, Antarctica

Issued: 12 am Fri 05 Dec Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A dusting of new snow. Temperatures will be well below freezing (max -9°C on Fri morning, min -14°C on Fri night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Temperatures will be well below freezing (max -10°C on Tue afternoon, min -16°C on Sun night). Wind will be generally light.

Friday
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
light snow
light snow
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
cloud
cloud
part cloud
clear
light snow
light snow
light snow
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
cloudy
cloudy
some clouds
clear
 km/h
10
SSW
20
SW
10
SSE
10
SSW
10
S
10
S
10
WSW
10
WSW
10
WSW
10
W
10
WNW
5
WNW
15
NW
10
WNW
5
NW
10
WNW
5
WSW
10
W
15
WNW
 cm 
2
1
1
 mm 
max°C
-10
-9
-10
-11
-10
-9
-9
-11
-10
-12
-12
-11
-14
-11
-10
-12
-10
-10
-14
min°C
-12
-10
-10
-14
-11
-9
-12
-11
-10
-16
-13
-12
-16
-13
-10
-14
-11
-11
-17
chill°C 
-20
-18
-16
-19
-16
-14
-18
-17
-14
-23
-18
-17
-24
-19
-14
-19
-15
-17
-25
Freezing level (m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2100
2100
2100
2100
2100
2050
2050
2100
2100
2250
3900
2250
2200
2300
3000
Sea lvl1000m2000m3000m4000m5000m
-22-21-22-23-22-21-21-20-21-22-21-21-21-20-20-21-20-20-20-18-17-18-19-18-17-17-17-17-19-19-17-19-18-16-18-17-17-19-11-10-10-13-11-9-11-11-10-14-13-12-15-12-10-13-11-11-16
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: A dusting of new snow. Temperatures will be well below freezing (max -9°C on Fri morning, min -14°C on Fri night). Wind will be generally light.

Portal Mountain Weather (Days 3-6):

Mostly dry. Temperatures will be well below freezing (max -10°C on Tue afternoon, min -16°C on Sun night). Wind will be generally light.

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 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
Phoenix Field- McMurdo Station
177 km E
10m alt.
2 hours ago
-8° C
cloudy
Dry and cloudy.
4
Calm
(4 kph at 50).
10.0 km
Low: scattered
Mid: overcast
Cape Ross
181 km NNE
212m alt.
3 hours ago
-5° C
-
Wind obs. (9 kph from 160 degs) was rejected.
Williams Field
183 km E
8m alt.
2 hours ago
-5° C
cloudy
Dry and cloudy.
7
Light winds from the ENE
(7 kph at 60).
10.0 km
Low: scattered
Mid: overcast
Mcmurdo Williams
185 km E
22m alt.
2 hours ago
-8° C
cloudy
Dry and cloudy.
2
Calm
(2 kph at 330).
10.0 km
Low: broken
Mid: broken
High: overcast
ASCATC170E77S
293 km ENE
15m alt.
3 hours ago
16
Light winds from the S
(16 kph at 183).
- km
ASCATC171E77S
331 km ENE
15m alt.
3 hours ago
35
Fresh winds from the NNW
(35 kph at 328).
- km
ASCATC172E77S
359 km ENE
15m alt.
3 hours ago
43
Strong winds from the NNW
(43 kph at 334).
- km
ASCATC171E76S
367 km ENE
15m alt.
3 hours ago
44
Strong winds from the NW
(44 kph at 324).
- km
ASCATC173E77S
392 km ENE
15m alt.
3 hours ago
42
Strong winds from the NNW
(42 kph at 346).
- km
ASCATC174E77S
399 km ENE
15m alt.
3 hours ago
39
Strong winds from the NNW
(39 kph at 346).
- 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