Weather

26 November 2012

SOUTH POLE WEATHER SUMMARY
Nov 17 - Nov 23, 2012, South Pole Station, Antarctica

Temperature:
Average temp... -34.0°C / -29.2°F
Maximum temp... -29.0°C / -20.2°F on day 23
Minimum temp... -36.5°C / -33.7°F on day 17

 

Wind:
Average wind speed.......... 14.7 mph or 12.8 knots
Prevailing wind direction... Grid Northeast
Maximum wind speed.......... 33 mph or 29 knots on day 23
Maximum wind direction...... Grid Northeast
Average vectored wind....... 032 degrees at 11.9 knots

Station Pressure:
Average pressure... 686.8 mb
Highest pressure... 691.1 mb on day 22
Lowest pressure.... 680.8 mb on day 23

 

Physio-altitude:
Average physio-alt = 10373 ft/ 3162 m
Highest physio-alt = 10598 ft/ 3230 m on day 23
Lowest physio-alt= 10212 ft/ 3113 m on day 22

 

Sky Cover:
Average cloud cover (8ths)... 6
Days clear................... 0
Days partly cloudy........... 4
Days cloudy.................. 3

 

Sunshine:
Sunset on 22 March 2013
Average hours per day... 19.5
Percent of possible..... 81

 

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.......... 28.6 mb, or 24629 meters
Highest sounding..................... 10.2 mb, or 31475 meterson day 18/00Z flight
0 soundings were missed.

 

**RECORDS**
Day 23: The peak wind gust of 29kt/33mph broke the previous record of 28kt/32mph set in 1990.