9 March 2001 through 15 March 2001 UTC Temperatures: Avg Temp...-55.0(C)/-67.0(F) Max Temp...-39.9(C)/-39.8(F) on day 9 Min Temp...-66.2(C)/-87.2(F) on day 15 Sky Cover: Avg Sky Cover (8ths)... 4 Days clear............. 4 Days partly cloudy..... 2 Days cloudy............ 1 Sunshine: Sunset on 22 March 2001 Avg hours/day.......... 16.1 Percent of possible.... 67 Station Pressure (millibars): Avg pressure........ 681.6 mb Highest pressure.... 685.6 mb on day 10 Lowest pressure..... 675.3 mb on day 15 Physio-altitude in feet and meters: Average physio-alt = 10568 ft/ 3221 m Highest physio-alt = 10806 ft/ 3294 m on day 15 Lowest physio-alt = 10418 ft/ 3175 m on day 10 Visibility: 0 days with visibility of 1/4 mile or less. Wind: Avg wind speed.............. 10.5 mph or 9.1 kts Max gust.................... 21 mph or 18 kts on day 9 Max gust direction.......... from Grid North Vectored wind direction..... 068 degrees Vectored wind speed......... 6.4 kts Prevailing direction........ Grid East Balloon flight data: Number of soundings for the period.... 7 Avg hgt of soundings.................. 22.5 mb, or 33714 meters Highest sounding...................... 3.8 mb, or 37195 meters on day 13/00Z flight. 0 soundings were missed. 7 soundings were terminated due to balloon burst. **RECORDS** No records were tied or broken during the week.