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

Stephenson Bastion Weather Forecast

Transantarctic Mountains · Antarctica
Issued: 12 am Mon 28 Sep Local Time
Updates in:
hr min s
Update imminent 

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -28°C on Sun night, min -33°C on Wed morning). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -26°C on Sat afternoon, min -33°C on Thu night). Winds increasing (light winds from the SW on Wed night, strong winds from the SE by Fri night).

Monday
28
Tuesday
29
Wednesday
30
Thursday
1
Friday
2
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Cloud base (m)
1450
1650
1700
1600
1500
1600
1450
1400
1450
9300
km/h
15
N
5
NNE
10
ENE
0
WNW
5
NNW
5
NE
5
S
10
SW
10
SW
10
SSW
10
S
10
SSE
20
ESE
30
ESE
35
ESE
45
ESE
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
-28
-30
-31
-31
-32
-32
-32
-33
-33
-31
-31
-31
-32
-32
-32
-28
min °C
-29
-31
-31
-31
-32
-32
-32
-33
-33
-32
-31
-31
-33
-33
-32
-31
 chill °C
-40
-40
-40
-31
-32
-32
-32
-42
-42
-41
-41
-41
-48
-50
-50
-50
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-29-31-31-31-32-32-32-33-33-32-31-31-33-33-32-30
Sunrise
—
7:27
—
—
7:16
—
—
7:06
—
—
6:55
—
—
6:45
—
—
Sunset
—
—
9:47
—
—
9:56
—
—
—
10:07
—
—
10:17
—
—
10:26

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Stephenson Bastion Weather (Days 0-3):

The weather forecast for Stephenson Bastion is: Mostly dry. Extremely cold (max -28°C on Sun night, min -33°C on Wed morning). Wind will be generally light.

Stephenson Bastion Weather (Days 3-6):

Mostly dry. Extremely cold (max -26°C on Sat afternoon, min -33°C on Thu night). Winds increasing (light winds from the SW on Wed night, strong winds from the SE by Fri night).

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
-17°C
moderate snow
Clouds developing.
Wind obs. (37 kph from 360 degs) was rejected.
40 km
Mid: mostly cloudy
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.
6 hours ago
-26°C
No report.
17
Light winds from the W
(17 kph at 260).
1223 km NE
1290m alt.
59 minutes ago
-27°C
No report.
0

(0 kph at —)
BaseSanMartin
1776 km W
7m alt.
3 hours ago
-6°C
heavy snow
Continuous heavy snow.
54
Near gales from the N
(54 kph at 0).
0.2 km
Mid: overcast
BaseMarambio
2039 km WNW
200m alt.
1 hour ago
-6°C
-
Wind obs. (17 kph from 290 degs) was rejected.
35 km
Mid: mostly cloudy
Marambio Airport (Seymour Island)
2040 km WNW
232m alt.
2 hours ago
clear
-
22
Moderate winds from the WNW
(22 kph at 290).
0.0 km
BaseEsperanza
2135 km WNW
24m alt.
3 hours ago
-1°C
-
39
Strong winds from the WSW
(39 kph at 250).
30 km
Mid: scattered
Syowa
2166 km E
26m alt.
1 hour ago
-15°C
-
11
Light winds from the S
(11 kph at 170).
hy2b297E64S
2179 km WNW
15m alt.
2 hours ago
33
Fresh winds from the WSW
(33 kph at 258).
- 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.