Mountain resort image
– Lat/Long: 80.77° S 27.20° W

Stephenson Bastion Weather Forecast

Transantarctic Mountains · Antarctica
Issued: 11 am Fri 25 Sep Local Time
Updates in:
hr min s
Update imminent 

Days 1–3 Weather Summary

Mostly dry. Extremely cold (max -27°C on Sat morning, min -29°C on Fri morning). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Extremely cold (max -28°C on Mon night, min -31°C on Wed afternoon). Wind will be generally light.

Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wednesday
30
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
Cloud base (m)
1400
1400
1500
2000
9600
3800
1450
1400
1550
1850
1400
km/h
20
N
20
N
15
NE
5
NE
5
ENE
5
NE
10
N
15
N
15
N
10
NNE
5
NE
5
ENE
5
ENE
5
NE
5
N
5
NW
5
NW
5
WSW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
-29
-29
-28
-27
-27
-27
-28
-28
-27
-30
-30
-28
-28
-29
-28
-30
-31
-30
min °C
-29
-29
-29
-28
-28
-28
-29
-28
-29
-30
-30
-30
-28
-29
-29
-30
-31
-31
 chill °C
-42
-42
-39
-34
-33
-33
-39
-39
-36
-39
-30
-36
-28
-29
-34
-37
-38
-31
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-29-29-29-28-28-28-29-28-28-30-30-29-28-29-29-30-31-31
Sunrise
7:02
—
—
6:52
—
—
7:43
—
—
6:31
—
—
6:22
—
—
6:10
—
—
Sunset
—
8:14
—
—
8:22
—
—
—
9:33
—
8:41
—
—
8:52
—
—
—
9:02

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Stephenson Bastion Weather (Days 0-3):

The weather forecast for Stephenson Bastion is: Mostly dry. Extremely cold (max -27°C on Sat morning, min -29°C on Fri morning). Wind will be generally light.

Stephenson Bastion Weather (Days 3-6):

Mostly dry. Extremely cold (max -28°C on Mon night, min -31°C on Wed afternoon). Wind will be generally light.

This table gives the weather forecast for Stephenson Bastion at the specific elevation of 1850 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Stephenson Bastion. 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
BaseBelgranoII
357 km NW
256m alt.
3 hours ago
-21°C
light snow
Intermittent light snow.
Wind obs. (17 kph from 360 degs) was rejected.
30 km
Mid: overcast
1136 km NNE
574m alt.
3 hours ago
-25°C
No report.
15
Light winds from the E
(15 kph at 100).
Halvfarryggen
1189 km NE
694m alt.
3 hours ago
-26°C
No report.
Wind obs. (17 kph from 260 degs) was rejected.
1223 km NE
1290m alt.
3 hours ago
-27°C
No report.
0

(0 kph at —)
BaseSanMartin
1776 km W
7m alt.
3 hours ago
-15°C
heavy snow
Continuous heavy snow.
Wind obs. (43 kph from 320 degs) was rejected.
0.4 km
Mid: overcast
BaseMarambio
2039 km WNW
200m alt.
3 hours ago
-21°C
heavy snow
Heavy drifting snow, above eye level.
63
Gales from the SW
(63 kph at 220).
0.1 km
Mid: overcast
Marambio Airport (Seymour Island)
2040 km WNW
232m alt.
3 hours ago
-20°C
moderate snow
Blowing moderate snow.
63
Gales from the SSW
(63 kph at 210).
0.1 km
Low: scattered
Mid: broken
ASCATB295E65S
2132 km WNW
15m alt.
3 hours ago
50
Strong winds from the SW
(50 kph at 225).
- km
BaseEsperanza
2135 km WNW
24m alt.
3 hours ago
-15°C
moderate snow
Continuous moderate snow.
50
Strong winds from the SW
(50 kph at 230).
0.2 km
Mid: overcast
Syowa
2166 km E
26m alt.
52 minutes ago
-15°C
-
22
Moderate winds from the ENE
(22 kph at 60).

* 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.