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

Portal Mountain Weather Forecast

Worcester Range · Antarctica
Issued: 12 pm Sat 17 Oct Local Time
Updates in:
hr min s
Update imminent 

Days 1–3 Weather Summary

A light covering of new snow mostly falling on Sun afternoon. Extremely cold (max -12°C on Mon morning, min -25°C on Mon night). Winds increasing (light winds from the W on Sat morning, fresh winds from the S by Mon morning).

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -17°C on Thu afternoon, min -26°C on Tue morning). Wind will be generally light.

Saturday
17
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
cloud
part cloud
cloud
light snow
light snow
light snow
light snow
part cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloudy
cloudy
some clouds
cloudy
light snow
light snow
light snow
light snow
some clouds
clear
some clouds
some clouds
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
Cloud base (m)
2050
2100
2150
2050
2050
2100
2100
2100
2100
4400
2100
2100
2050
2100
2250
2250
km/h
10
W
10
W
15
WNW
10
SW
15
SSW
25
S
30
S
25
S
25
W
20
WNW
15
WNW
15
W
15
W
10
WSW
15
W
15
W
15
W
15
WNW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
—
—
—
—
1
4
2
2
—
—
—
—
—
—
—
—
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
-19
-18
-20
-17
-14
-14
-12
-12
-17
-25
-24
-22
-18
-18
-21
-19
-17
-18
min °C
-20
-19
-24
-19
-15
-15
-13
-15
-25
-26
-24
-24
-20
-19
-23
-20
-17
-19
 chill °C
-27
-27
-33
-26
-23
-25
-24
-24
-37
-39
-34
-34
-28
-26
-33
-29
-25
-27
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-26-25-27-27-25-25-25-24-23-24-25-26-25-25-24-24-23-23-24-23-25-24-22-22-20-20-23-25-25-25-23-23-24-22-21-22-20-19-22-18-15-15-13-14-21-26-24-23-19-19-22-20-17-19
Sunrise
12:00
—
—
4:13
—
—
3:58
—
—
3:42
—
—
3:21
—
—
2:56
—
—
Sunset
12:00
—
—
12:01
—
—
12:15
—
—
12:32
—
—
12:51
—
—
1:16
—
—

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Portal Mountain Weather (Days 0-3):

The weather forecast for Portal Mountain is: A light covering of new snow mostly falling on Sun afternoon. Extremely cold (max -12°C on Mon morning, min -25°C on Mon night). Winds increasing (light winds from the W on Sat morning, fresh winds from the S by Mon morning).

Portal Mountain Weather (Days 3-6):

Mostly dry. Extremely cold (max -17°C on Thu afternoon, min -26°C on Tue morning). Wind will be generally light.

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
-14°C
cloudy
Dry and cloudy.
0
Calm
(0 kph at 0).
10.0 km
Low: scattered
Mid: broken
High: overcast
Dumont Durville
1415 km WNW
111m alt.
1 hour ago
-18°C
-
59
Near gales from the SE
(59 kph at 140).
40 km
Mid: mostly cloudy
DomeA
1590 km SSW
4084m alt.
2 hours ago
-
Wind obs. (7 kph from 230 degs) was rejected.
WilkinsRunwayEast
1962 km W
755m alt.
1 hour ago
-18°C
-
39
Strong winds from the E
(39 kph at 80).
Casey
2024 km W
42m alt.
1 hour ago
-12°C
partially cloudy
Clouds developing.
15
Light winds from the NE
(15 kph at 40).
50 km
Mid: mostly cloudy
Davis
2564 km SW
23m alt.
1 hour ago
-8°C
partially cloudy
Clouds developing.
13
Light winds from the SW
(13 kph at 220).
50 km
Mid: mostly cloudy
ASCATB103E62S
2623 km WSW
15m alt.
2 hours ago
36
Fresh winds from the E
(36 kph at 98).
- km
2634 km N
6m alt.
1 hour ago
4°C
No report.
31
Fresh winds from the NW
(31 kph at 320).
ASCATB104E62S
2641 km W
15m alt.
2 hours ago
36
Fresh winds from the E
(36 kph at 94).
- km
ASCATB105E61S
2663 km W
15m alt.
2 hours ago
35
Fresh winds from the E
(35 kph at 98).
- 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