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

Portal Mountain
Weather Forecast, Antarctica

Issued: 11 am Wed 17 Jun Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -25°C on Fri night, min -36°C on Wed morning). Winds increasing (light winds from the SW on Wed morning, fresh winds from the SSW by Fri night).

Days 4–6 Weather Summary

A light covering of new snow mostly falling on Sat night. Extremely cold (max -22°C on Sat night, min -28°C on Mon night). Winds decreasing (strong winds from the S on Sat night, light winds from the SW by Mon night).

Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
light snow
light snow
cloud
cloud
cloud
cloud
part cloud
clear
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
cloudy
cloudy
cloudy
light snow
light snow
cloudy
cloudy
cloudy
cloudy
some clouds
km/h
5
SW
10
SW
10
SSW
15
S
20
S
25
SSE
20
S
15
SSW
25
S
30
SSW
35
S
50
S
40
S
40
S
40
S
30
S
25
S
15
SW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
3
2
max °C
-35
-35
-33
-32
-30
-29
-29
-27
-25
-24
-23
-22
-24
-23
-22
-22
-25
-26
min °C
-36
-35
-35
-32
-31
-30
-29
-28
-27
-25
-24
-23
-25
-24
-23
-24
-26
-28
-44
-44
-44
-44
-44
-44
-42
-40
-39
-39
-39
-39
-40
-40
-37
-37
-39
-44
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Cloud base (m)
2050
2100
2050
2100
2050
2050
2050
2050
2050
2050
2050
2050
2050
2100
2100
2100
Sea lvl1000m2000m3000m4000m5000m
-35-34-33-32-32-32-31-29-28-26-26-26-28-27-25-26-27-26-36-35-34-32-31-30-29-28-26-25-24-23-25-24-23-23-26-27-38-38-36-32-28-25-27-27-25-22-20-16-18-18-18-20-23-28
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 -25°C on Fri night, min -36°C on Wed morning). Winds increasing (light winds from the SW on Wed morning, fresh winds from the SSW by Fri night).

Portal Mountain Weather (Days 3-6):

A light covering of new snow mostly falling on Sat night. Extremely cold (max -22°C on Sat night, min -28°C on Mon night). Winds decreasing (strong winds from the S on Sat night, light winds from the SW by Mon night).

This table gives the weather forecast for Portal Mountain at the specific elevation of 2000 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.
1 hour ago
-21° C
clear
Clear
22
Moderate winds from the ENE
(22 kph at 70).
10.0 km
1328 km S
3012m alt.
2 hours ago
moderate snow
Ice crystals.
Wind obs. (15 kph from 100 degs) was rejected.
6.0 km
ASCATB148E64S
1617 km NW
15m alt.
3 hours ago
46
Strong winds from the S
(46 kph at 182).
- km
ASCATC148E64S
1622 km NW
15m alt.
2 hours ago
42
Strong winds from the S
(42 kph at 187).
- km
ASCATC152E64S
1630 km NW
15m alt.
2 hours ago
44
Strong winds from the S
(44 kph at 176).
- km
ASCATB149E64S
1630 km NW
15m alt.
3 hours ago
46
Strong winds from the S
(46 kph at 182).
- km
ASCATC149E64S
1633 km NW
15m alt.
2 hours ago
51
Near gales from the S
(51 kph at 183).
- km
ASCATB147E64S
1633 km NW
15m alt.
3 hours ago
42
Strong winds from the S
(42 kph at 180).
- km
ASCATC147E64S
1649 km NW
15m alt.
2 hours ago
49
Strong winds from the S
(49 kph at 187).
- km
ASCATC145E64S
1653 km NW
15m alt.
2 hours ago
52
Near gales from the S
(52 kph at 189).
- 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