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

Portal Mountain
Weather Forecast, Antarctica

Issued: 5 am Tue 21 Apr Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -29°C on Tue morning, min -39°C on Thu night). Winds decreasing (fresh winds from the W on Tue afternoon, light winds from the WNW by Thu night).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -30°C on Fri afternoon, min -41°C on Sat night). Winds increasing (light winds from the W on Fri morning, strong winds from the W by Sun night).

Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
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
clear
clear
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
 km/h
35
W
35
W
35
W
30
W
30
W
25
W
25
W
25
W
15
WNW
10
WNW
10
WNW
15
WNW
15
NW
15
NW
20
NW
20
WNW
25
W
40
W
max °C
-29
-29
-29
-31
-31
-31
-34
-36
-36
-31
-30
-31
-35
-37
-39
-40
-39
-38
min °C
-29
-29
-31
-31
-31
-33
-35
-37
-39
-34
-30
-34
-36
-38
-41
-41
-39
-38
-46
-45
-47
-47
-46
-49
-51
-52
-53
-44
-39
-46
-49
-52
-56
-57
-56
-57
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2200
2150
2150
2100
2100
2150
2150
2150
2050
2100
2100
Sea lvl1000m2000m3000m4000m5000m
-25-25-26-27-27-29-32-34-36-36-35-35-35-36-37-37-37-38-28-28-29-29-29-31-33-35-37-35-33-35-36-37-39-39-38-38-29-29-30-31-31-32-35-37-38-33-30-33-36-38-40-41-39-38
Sunrise
11:40
11:56
12:18
12:51
12:00
12:00
Sunset
3:00
2:44
2:22
1:48
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 -29°C on Tue morning, min -39°C on Thu night). Winds decreasing (fresh winds from the W on Tue afternoon, light winds from the WNW by Thu night).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -30°C on Fri afternoon, min -41°C on Sat night). Winds increasing (light winds from the W on Fri morning, strong winds from the W by Sun 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
-22° C
light snow
Light snow.
17
Light winds from the NE
(17 kph at 40).
10.0 km
Low: overcast
ASCATB171E68S
1143 km NNE
15m alt.
2 hours ago
31
Fresh winds from the NE
(31 kph at 34).
- km
ASCATC170E68S
1143 km NNE
15m alt.
3 hours ago
31
Fresh winds from the NNE
(31 kph at 30).
- km
ASCATC171E68S
1155 km NNE
15m alt.
3 hours ago
32
Fresh winds from the NNE
(32 kph at 30).
- km
ASCATB172E68S
1155 km NNE
15m alt.
2 hours ago
36
Fresh winds from the NE
(36 kph at 37).
- km
ASCATB170E68S
1156 km NNE
15m alt.
2 hours ago
32
Fresh winds from the NE
(32 kph at 34).
- km
ASCATC173E68S
1177 km NNE
15m alt.
3 hours ago
31
Fresh winds from the NE
(31 kph at 44).
- km
ASCATC172E68S
1179 km NNE
15m alt.
3 hours ago
35
Fresh winds from the NE
(35 kph at 34).
- km
ASCATB173E68S
1180 km NNE
15m alt.
2 hours ago
36
Fresh winds from the NE
(36 kph at 41).
- km
ASCATC174E68S
1203 km NNE
15m alt.
3 hours ago
32
Fresh winds from the NE
(32 kph at 46).
- 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