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

Stephenson Bastion Weather Forecast

Transantarctic Mountains · Antarctica
Issued: 5 pm Thu 17 Sep Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Mostly dry. Extremely cold (max -28°C on Fri night, min -30°C on Thu afternoon). Winds decreasing (fresh winds from the NE on Thu afternoon, calm by Sat night).

Days 5–7 Weather Summary

Mostly dry. Extremely cold (max -30°C on Sun afternoon, min -36°C on Mon afternoon). Wind will be generally light.

Thu
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Cloud base (m)
7550
6850
8000
9150
7800
km/h
35
NE
25
ENE
15
E
15
E
20
ENE
20
N
10
NNE
10
N
5
NNW
5
WNW
15
W
15
WNW
15
NW
10
NNE
5
NNE
5
NNE
5
NNE
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
 mm
max °C
-29
-29
-29
-29
-28
-28
-28
-28
-29
-30
-32
-34
-35
-34
-33
-33
-33
min °C
-30
-30
-29
-29
-29
-28
-29
-28
-29
-31
-33
-35
-36
-35
-34
-33
-34
 chill °C
-47
-45
-40
-41
-41
-40
-38
-37
-34
-40
-46
-48
-48
-46
-41
-39
-40
Freezing level m
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Sea lvl1000m2000m3000m4000m5000m
-30-30-29-29-29-28-29-28-29-31-33-35-36-35-34-33-34
Sunrise
8:12
8:01
7:52
7:42
7:31
Sunset
6:58
7:07
7:18
7:26
7:35
7:46

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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 Fri night, min -30°C on Thu afternoon). Winds decreasing (fresh winds from the NE on Thu afternoon, calm by Sat night).

Stephenson Bastion Weather (Days 3-6):

Mostly dry. Extremely cold (max -30°C on Sun afternoon, min -36°C on Mon 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
-
22
Moderate winds from the SE
(22 kph at 140).
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.
3 hours 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.
3 hours ago
-18°C
heavy snow
Heavy drifting snow, above eye level.
70
Gales from the E
(70 kph at 80).
less than 50m
Mid: overcast
DomeA
1687 km SE
4084m alt.
2 hours ago
-
Wind obs. (9 kph from 230 degs) was rejected.
BaseSanMartin
1776 km W
7m alt.
3 hours ago
-6°C
moderate snow
Intermittent moderate snow.
Wind obs. (56 kph from 50 degs) was rejected.
2.0 km
Mid: overcast
BaseMarambio
2039 km WNW
200m alt.
3 hours ago
-8°C
-
20
Moderate winds from the WSW
(20 kph at 250).
35 km
Mid: scattered
Marambio Airport (Seymour Island)
2040 km WNW
232m alt.
3 hours ago
clear
-
22
Moderate winds from the WSW
(22 kph at 240).
0.0 km
BaseEsperanza
2135 km WNW
24m alt.
3 hours ago
-6°C
-
6
Light winds from the W
(6 kph at 270).
30 km
Mid: few

* 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.