02 March 2001 through 08 March 2001 UTC Temperatures: Avg Temp... -54.6(C)/-66.3(F) Max Temp... -45.2(C)/-49.4(F) on day 8 Min Temp... -61.7(C)/-79.1(F) on day 3 Sky Cover: Avg Sky Cover (8ths)... 5 Days clear............. 2 Days partly cloudy..... 2 Days cloudy............ 3 Sunshine: Sunset on 21 March Avg hours/day......... 12.2 Percent of possible... 51 Station Pressure (millibars): Avg pressure........ 678.6 mb Highest pressure.... 682.4 mb on day 7 Lowest pressure..... 672.2 mb on day 2 Physio-altitude in feet and meters: Average physio-alt = 10681 ft/ 3256 m Highest physio-alt = 10924 ft/ 3330 m on day 2 Lowest physio-alt = 10538 ft/ 3212 m on day 7 Visibility: 0 days with visibility of 1/4 mile or less. Wind: Avg wind speed............ 14.5 mph or 12.6 kts Max gust.................. 30 mph or 26 kts on day 7 Max gust direction........ from Grid North Vectored wind direction... 038 degrees Vectored wind speed....... 11.2 kts Prevailing direction...... Grid East Balloon flight data: Number of soundings for the period... 7 Avg hgt of soundings................. 11.5 mb, or 32234 meters Highest sounding..................... 2.8 mb, or 39674 meters on day 3/00Z flight. 0 soundings were missed. 6 soundings were terminated due to balloon burst. 1 sounding was terminated due to ground equipment failure. **RECORDS** Day 4 - A new daily low temperature of -61.7C / -79.1F broke the previous record of -58.9C / -74.0F set in 1984. Day 5 - A new daily low temperature of -61.7C / -79.1F broke the previous record of -58.3C / -72.9F set in 1959.