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

Stephenson Bastion Weather Forecast

Transantarctic Mountains · Antarctica
Issued: 11 pm Sun 13 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -26°C on Tue night, min -47°C on Sun night). Winds decreasing (near gales from the NE on Mon night, moderate winds from the E by Tue night).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -28°C on Thu night, min -32°C on Wed night). Winds decreasing (fresh winds from the NE on Wed night, calm by Fri night).

Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
Cloud base (m)
1400
1450
1500
1500
4450
4700
4750
7600
7750
7950
km/h
40
SE
30
E
35
E
55
NNE
40
NE
30
NE
35
ENE
40
ENE
40
ENE
30
NE
20
NE
15
NE
15
NNE
5
NNE
5
NNE
0
SW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-46
-44
-42
-34
-31
-29
-26
-28
-28
-29
-30
-29
-28
-28
-28
-29
min °C
-47
-44
-43
-41
-33
-30
-28
-28
-28
-32
-30
-29
-28
-28
-28
-30
 chill °C
-69
-64
-63
-62
-52
-46
-41
-45
-45
-48
-44
-40
-39
-35
-33
-30
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-47-44-43-38-32-30-27-28-28-31-30-29-28-28-28-30
Sunrise
8:52
8:42
8:31
8:22
8:12
Sunset
6:31
6:39
6:50
6:58
7:07

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Stephenson Bastion Weather (Days 0-3):

The weather forecast for Stephenson Bastion is: Mostly dry. Extremely cold (max -26°C on Tue night, min -47°C on Sun night). Winds decreasing (near gales from the NE on Mon night, moderate winds from the E by Tue night).

Stephenson Bastion Weather (Days 3-6):

Mostly dry. Extremely cold (max -28°C on Thu night, min -32°C on Wed night). Winds decreasing (fresh winds from the NE on Wed night, calm 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.
2 hours ago
-39°C
-
6
Light winds from the E
(6 kph at 90).
40 km
Mid: few
1136 km NNE
574m alt.
1 hour ago
-25°C
No report.
15
Light winds from the E
(15 kph at 100).
Halvfarryggen
1189 km NE
694m alt.
1 hour ago
-26°C
No report.
Wind obs. (17 kph from 260 degs) was rejected.
1223 km NE
1290m alt.
1 hour ago
-27°C
No report.
0

(0 kph at —)
Neumayer
1228 km NE
42m alt.
2 hours ago
-25°C
-
28
Moderate winds from the ENE
(28 kph at 70).
20 km
Mid: mostly cloudy
DomeA
1687 km SE
4084m alt.
2 hours ago
-
Wind obs. (13 kph from 230 degs) was rejected.
BaseSanMartin
1776 km W
7m alt.
2 hours ago
-24°C
-
7
Light winds from the N
(7 kph at 0).
40 km
Mid: mostly cloudy
BaseMarambio
2039 km WNW
200m alt.
2 hours ago
-18°C
-
33
Fresh winds from the S
(33 kph at 180).
35 km
Mid: scattered
Marambio Airport (Seymour Island)
2040 km WNW
232m alt.
2 hours ago
clear
-
31
Fresh winds from the S
(31 kph at 180).
0.0 km
BaseEsperanza
2135 km WNW
24m alt.
2 hours ago
-11°C
-
33
Fresh winds from the SSW
(33 kph at 200).
30 km
Mid: scattered

* 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.