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

Portal Mountain
Weather Forecast, Antarctica

Issued: 12 am Mon 19 Jan Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -19°C on Mon afternoon, min -21°C on Sun night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -15°C on Fri afternoon, min -21°C on Wed night). Winds increasing (light winds from the SSW on Fri morning, strong winds from the SW by Sat afternoon).

Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
clear
clear
clear
clear
clear
 km/h
15
SSW
5
SSW
10
SW
10
SW
5
S
5
SSE
10
SSE
15
SE
5
SSE
15
S
15
SSE
10
SSE
15
S
15
S
10
SSW
25
SW
35
SW
35
SW
40
SW
max °C
-20
-20
-19
-19
-20
-20
-20
-21
-21
-20
-20
-18
-17
-16
-15
-15
-16
-16
-17
min °C
-21
-20
-20
-20
-20
-20
-21
-21
-21
-21
-20
-19
-18
-17
-16
-16
-16
-16
-18
-30
-26
-27
-26
-20
-25
-29
-30
-27
-30
-29
-27
-27
-25
-23
-27
-28
-28
-31
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2150
3600
5150
7350
2200
2100
2050
2100
2100
2100
2100
2150
4750
7400
Sea lvl1000m2000m3000m4000m5000m
-21-20-20-20-20-20-21-21-21-21-20-19-18-17-16-16-16-16-18-19-19-17-19-19-18-19-18-17-19-17-15-15-15-14-15-16-15-17-16-15-13-17-15-12-15-12-10-14-11-9-11-11-10-14-13-12-15
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

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -19°C on Mon afternoon, min -21°C on Sun night). Wind will be generally light.

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -15°C on Fri afternoon, min -21°C on Wed night). Winds increasing (light winds from the SSW on Fri morning, strong winds from the SW by Sat 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
Cape Ross
181 km NNE
212m alt.
43 minutes ago
-4° C
-
26
Moderate winds from the SSE
(26 kph at 160).
Williams Field
183 km E
8m alt.
2 hours ago
-6° C
clear
-
24
Moderate winds from the ENE
(24 kph at 70).
10.0 km
Low: few
Mcmurdo Williams
185 km E
22m alt.
1 hour ago
-8° C
cloudy
Dry and cloudy.
13
Light winds from the NE
(13 kph at 50).
10.0 km
Low: broken
Mid: overcast
ASCATB168E77S
278 km ENE
15m alt.
3 hours ago
36
Fresh winds from the SE
(36 kph at 141).
- km
ASCATB169E77S
289 km ENE
15m alt.
3 hours ago
37
Fresh winds from the SE
(37 kph at 144).
- km
ASCATB170E77S
311 km ENE
15m alt.
3 hours ago
39
Strong winds from the SSE
(39 kph at 158).
- km
ASCATB171E77S
324 km ENE
15m alt.
3 hours ago
40
Strong winds from the SSE
(40 kph at 156).
- km
ASCATB172E77S
348 km ENE
15m alt.
3 hours ago
36
Fresh winds from the SSE
(36 kph at 161).
- km
ASCATB168E76S
356 km NE
15m alt.
3 hours ago
36
Fresh winds from the SSE
(36 kph at 168).
- km
ASCATB169E76S
371 km NE
15m alt.
3 hours ago
38
Fresh winds from the SSE
(38 kph at 167).
- 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