Weather

8 August 2013

SOUTH POLE ANTARCTICA WEATHER


Weather from Amundsen-Scott South Pole Station


Aug 3 - Aug 9, 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... -48.0°C / -54.5°F
Maximum temp... -38.0°C / -36.4°F on day 5
Minimum temp... -57.2°C / -71.0°F on day 7

Wind:
Average wind speed.......... 21.1 mph or 18.3 knots
Prevailing wind direction... Grid Northeast
Maximum wind speed.......... 52 mph or 45 knots on day 4
Maximum wind direction...... Grid Northeast
Average vectored wind....... 041 degrees at 16.5 knots

Station Pressure:
Average pressure... 679.7 mb
Highest pressure... 690.1 mb on day 7
Lowest pressure.... 666.8 mb on day 4

Physio-altitude:
Average physio-alt = 10640 ft/ 3243 m
Highest physio-alt = 11130 ft/ 3392 m on day 4
Lowest physio-alt = 10250 ft/ 3124 m on day 7

Sky Cover:
Average cloud cover (8ths)... 5
Days clear................... 1
Days partly cloudy........... 4
Days cloudy.................. 2

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

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

Balloon flight data:
Number of soundings for the week..... 7
Average height of soundings.......... 102.1 mb, or 14454 meters
Highest sounding..................... 84.6 mb, or 15536 meters on day 09/00Z flight
0 soundings were missed.

**RECORDS**
Day 3: The peak wind speed of 41 knots/47 mph broke the previous peak wind speed record of 39 knots/45 mph set in 1961.

Day 4: The peak wind speed of 45 knots/52 mph broke the previous peak wind speed record of 37 knots/43 mph set in 1963.

Day 5: The peak wind speed of 42 knots/48 mph broke the previous peak wind speed record of 34 knots/39 mph set in 1963.

Day 8: The peak wind speed of 32 knots/37 mph tied the previous peak wind speed record set in 1988.

Day 9: The peak wind speed of 35 knots/40 mph broke the previous peak wind speed record of 29 knots/33 mph set in 2001.



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