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

Portal Mountain
Weather Forecast, Antarctica

Issued: 12 am Tue 20 Jan Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -18°C on Thu afternoon, min -21°C on Tue night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -15°C on Sun afternoon, min -18°C on Thu night). Winds increasing (light winds from the SSW on Fri morning, near gales from the SW by Sun afternoon).

Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
night
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
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
 km/h
10
SW
5
SSW
5
S
10
SE
15
SE
10
S
15
SSE
15
S
10
S
15
SSW
15
SSW
10
SSW
20
SSW
35
SW
40
SW
45
SW
55
SW
55
SW
65
SW
max °C
-19
-20
-20
-21
-21
-21
-20
-19
-18
-17
-17
-17
-16
-16
-16
-17
-16
-15
-15
min °C
-19
-20
-20
-21
-21
-21
-20
-19
-19
-18
-17
-17
-17
-16
-17
-17
-17
-15
-15
-27
-25
-20
-27
-30
-28
-29
-28
-27
-27
-25
-24
-27
-28
-30
-30
-32
-29
-30
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2100
2050
2100
2050
2100
2100
4650
4950
Sea lvl1000m2000m3000m4000m5000m
-19-20-20-21-21-21-20-19-19-18-17-17-17-16-17-17-17-15-15-19-19-18-20-18-17-18-16-15-16-15-15-16-15-15-17-16-14-15-17-15-13-17-12-10-13-10-8-11-12-11-15-13-12-15-13-11-13
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 -18°C on Thu afternoon, min -21°C on Tue night). Wind will be generally light.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -15°C on Sun afternoon, min -18°C on Thu night). Winds increasing (light winds from the SSW on Fri morning, near gales from the SW by Sun afternoon).

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 10 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
SHIP3567
157 km ENE
15m alt.
2 hours ago
1° C
15
Light winds from the N
(15 kph at 0).
- km
Mcmurdo
177 km E
24m alt.
3 hours ago
-1° C
-
0
Calm
(0 kph at 270).
34 km
Mid: clear
Cape Ross
181 km NNE
212m alt.
2 hours ago
-6° C
-
Wind obs. (172 kph from 160 degs) was rejected.
Williams Field
183 km E
8m alt.
3 hours ago
-1° C
clear
Clear
0
Calm
(0 kph at 0).
10.0 km
Mcmurdo Williams
185 km E
22m alt.
3 hours ago
-13° C
clear
-
7
Light winds from the N
(7 kph at 350).
10.0 km
Low: few
Mid: few
ASCATB168E77S
270 km ENE
15m alt.
2 hours ago
9
Light winds from the NE
(9 kph at 38).
- km
ASCATB169E77S
287 km ENE
15m alt.
2 hours ago
8
Light winds from the NE
(8 kph at 50).
- km
ASCATB170E77S
306 km ENE
15m alt.
2 hours ago
7
Light winds from the E
(7 kph at 81).
- km
ASCATC170E77S
312 km ENE
15m alt.
3 hours ago
5
Calm
(5 kph at 257).
- km
ASCATB171E77S
325 km ENE
15m alt.
2 hours ago
4
Calm
(4 kph at 117).
- 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