23 February 2001 through 01 March 2001 UTC Temperatures: Avg Temp...-45.8(C)/-50.4(F) Max Temp...-27.4(C)/-17.3(F) on day 23 Min Temp...-56.8(C)/-70.2(F) on day 1 Sky Cover: Avg Sky Cover (8ths)... 5 Days clear............. 1 Days partly cloudy..... 3 Days cloudy............ 3 Sunshine: Sunset on 21 March 2001 Avg hours/day......... 10.1 Percent of possible... 42 Station Pressure (millibars): Avg pressure........ 682.3 mb Highest pressure.... 686.7 mb on day 23 Lowest pressure..... 672.8 mb on day 1 Physio-altitude in feet and meters: Average physio-alt = 10542 ft/ 3213 m Highest physio-alt = 10901 ft/ 3323 m on day 1 Lowest physio-alt = 10377 ft/ 3163 m on day 23 Visibility: 0 days with visibility of 1/4 mile or less. Wind: Avg wind speed............ 7.1 mph or 6.2 kts Max gust.................. 21 mph or 18 kts on day 1 Max gust direction........ from Grid East Vectored wind direction... 106 degrees Vectored wind speed....... 4.9 kts Prevailing direction...... Grid Southeast Balloon flight data: Number of soundings for the period... 7 Avg hgt of soundings................. 8.0 mb, or 38564 meters Highest sounding..................... 5.6 mb, or 35234 meters on day 25 /00Z flight. 7 soundings were terminated due to balloon burst. **RECORDS** Day 24 - A new lowest daily average windspeed record of 2.6 kts / 3.0 mph broke the previous record of 3.3 kts set in 1966. Day 27 - The lowest daily average windspeed of 2.9 kts / 3.3 mph tied the previous record set in 1996.