Weather

29 October 2012

SOUTH POLE WEATHER SUMMARY
October 20 - 26, 2012, South Pole Station, Antarctica

 

Temperature:
Average temp... -47.4°C / -53.3°F
Maximum temp... -43.5°C / -46.3°F on day 21
Minimum temp... -52.6°C / -62.7°F on day 20

Wind:
Average wind speed.......... 12.7 mph or 11.1 knots
Prevailing wind direction... Grid Northeast
Maximum wind speed.......... 29 mph or 25 knots on day 24
Maximum wind direction...... Grid Northeast
Average vectored wind....... 059 degrees at 9.0 knots

 

Station Pressure:
Average pressure... 680.8 mb
Highest pressure... 687.2 mb on day 21
Lowest pressure.... 674.4 mb on day 20

 

Physio-altitude:
Average physio-alt = 10598 ft/ 3230 m
Highest physio-alt = 10840 ft/ 3304 m on day 20
Lowest physio-alt= 10358 ft/ 3157 m on day 21

 

Sky Cover:
Average cloud cover (8ths)... 4
Days clear................... 1
Days partly cloudy........... 5
Days cloudy.................. 1

 

Sunshine:
Sunset on 22 March 2013
Average hours per day... 20.3
Percent of possible..... 85

 

Visibility:
0 days with visibility of 1/4 mile or less.

 

Balloon flight data:
Number of soundings for the week..... 14
Average height of soundings.......... 17.4 mb, or 26822 meters
Highest sounding..................... 4.3 mb, or 37011 meterson day 22/00Z flight

0 soundings were missed.

**RECORDS**
No records were tied or broken this week.