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

Portal Mountain
Weather Forecast, Antarctica

Issued: 12 am Wed 03 Dec Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

A moderate fall of snow, heaviest on Wed night. Extremely cold (max -18°C on Wed afternoon, min -22°C on Thu morning). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -21°C on Sat afternoon, min -23°C on Fri night). Wind will be generally light.

Wednesday
3
Thursday
4
Friday
5
Saturday
6
Sunday
7
Monday
8
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
part cloud
part cloud
light snow
light snow
light snow
light snow
light snow
snow showers
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
clear
some clouds
some clouds
light snow
light snow
light snow
light snow
light snow
snow shwrs
some clouds
some clouds
some clouds
some clouds
some clouds
clear
clear
some clouds
some clouds
some clouds
 km/h
20
W
10
WNW
15
NNW
15
N
15
ESE
20
SSE
25
S
20
S
20
S
15
S
10
S
10
SW
10
SW
5
NE
5
NW
5
WNW
5
NNW
10
WNW
10
NW
 cm 
1
2
2
2
1
2
 mm 
max°C
-20
-19
-18
-19
-22
-22
-21
-21
-21
-22
-22
-21
-21
-21
-21
-21
-21
-21
-22
min°C
-20
-19
-18
-20
-22
-22
-22
-21
-22
-23
-22
-22
-22
-22
-21
-21
-22
-22
-22
chill°C 
-31
-26
-26
-29
-32
-32
-33
-32
-32
-32
-30
-30
-30
-22
-21
-21
-27
-29
-28
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)
5500
4700
2100
2050
2050
2050
2100
2100
2100
2100
2150
2250
2250
2250
5100
2150
2200
2100
Sea lvl1000m2000m3000m4000m5000m
-20-19-18-20-22-22-22-21-22-23-22-22-22-22-21-21-22-22-22-20-17-15-17-18-18-18-18-17-19-19-18-19-19-17-19-19-18-20-16-12-10-11-12-11-11-10-10-13-12-10-14-12-11-15-13-10-15
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

Loading...

Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: A moderate fall of snow, heaviest on Wed night. Extremely cold (max -18°C on Wed afternoon, min -22°C on Thu morning). Wind will be generally light.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -21°C on Sat afternoon, min -23°C on Fri night). Wind will be generally light.

This table gives the weather forecast for Portal Mountain at the specific elevation of 2555 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.
3 hours ago
-12° C
partially cloudy
Dry and partly cloudy.
22
Moderate winds from the ESE
(22 kph at 110).
10.0 km
Low: scattered
Mid: broken
Cape Ross
181 km NNE
212m alt.
3 hours ago
-6° C
-
Wind obs. (22 kph from 120 degs) was rejected.
Williams Field
183 km E
8m alt.
3 hours ago
-10° C
clear
Clear
Wind obs. (30 kph from 110 degs) was rejected.
10.0 km
Mcmurdo Williams
185 km E
22m alt.
3 hours ago
-12° C
partially cloudy
Dry and partly cloudy.
Wind obs. (24 kph from 90 degs) was rejected.
10.0 km
Low: few
Mid: broken
High: broken
ASCATC172E77S
346 km ENE
15m alt.
3 hours ago
26
Moderate winds from the SE
(26 kph at 138).
- km
ASCATB172E77S
352 km ENE
15m alt.
3 hours ago
21
Moderate winds from the E
(21 kph at 99).
- km
ASCATC173E77S
379 km ENE
15m alt.
3 hours ago
13
Light winds from the NE
(13 kph at 35).
- km
ASCATB173E77S
383 km ENE
15m alt.
3 hours ago
13
Light winds from the NNE
(13 kph at 27).
- km
ASCATB174E77S
395 km ENE
15m alt.
3 hours ago
13
Light winds from the N
(13 kph at 1).
- km
ASCATC174E77S
412 km ENE
15m alt.
3 hours ago
16
Light winds from the N
(16 kph at 0).
- 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