Weather

20 August 2013

SOUTH POLE ANTARCTICA WEATHER


Weather from Amundsen-Scott South Pole Station


Aug 10 - Aug 16, 2013, South Pole Station, Antarctica

Antarctic Connection posts weekly, monthly, and annual weather reports from the Amundsen Scott South Pole Station, Antarctica. Check back regularly for the latest Antarctic weather summary.

Temperature:
Average temp... -50.5°C / -59.0°F
Maximum temp... -38.3°C / -36.9°F on day 11
Minimum temp... -60.9°C / -77.6°F on day 16

 

Wind:
Average wind speed.......... 17.4 mph or 15.1 knots
Prevailing wind direction... Grid Northeast
Maximum wind speed.......... 38 mph or 33 knots on day 11
Maximum wind direction...... Grid North
Average vectored wind....... 053 degrees at 13.7 knots

 

Station Pressure:
Average pressure... 703.5 mb
Highest pressure... 712.4 mb on day 13
Lowest pressure.... 689.8 mb on day 10

 

Physio-altitude:
Average physio-alt = 9754 ft/ 2973 m
Highest physio-alt = 10261 ft/ 3128 m on day 10
Lowest physio-alt  =  9429 ft/ 2874 m on day 13

 

Sky Cover:
Average cloud cover (8ths)... 2
Days clear................... 4
Days partly cloudy........... 3
Days cloudy.................. 0

 

Sunshine:
Sunrise on 20 September 2013
Average hours per day... 0.0
Percent of possible..... 0

 

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

 

Balloon flight data:
Number of soundings for the week..... 11
Average height of soundings.......... 119.9 mb, or 13824 meters
Highest sounding..................... 84.7 mb, or 15526 meters on day 10/00Z flight
0 soundings were missed.

 

RECORDS:
Day 10: The peak wind speed of 32 knots/37 mph broke the previous peak wind speed record of 30 knots/34 mph set in 1983. 

Day 10: The average wind speed of 18.8 knots/21.6 mph broke the previous highest average wind speed record of 17.3 knots/20.0 mph set in 1983.

 Day 11: The peak wind speed of 33 knots/38 mph broke the previous peak wind speed record of 31 knots/36 mph set in 1986.

 Day 11: The temperature of -38.3°C/-36.9°F broke the previous maximum temperature record of -40.0°C/-40.0°F set in 1968.

 Day 11: The average wind speed of 21.1 knots/24.3 mph broke the previous highest average wind speed record of 19.9 knots/22.9 mph set in 1976.

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