2 February 2001 Through 8 February 2001 UTC Temperatures: Average Temp...-35.7 C/-32.3 F Maximum Temp...-29.1 C/-20.4 F on day 2 Minimum Temp...-39.6 C/-39.3 F on day 4 Sky Cover: Average Sky Cover in 8ths... 5 Days clear.................. 1 Days partly cloudy.......... 4 Days cloudy................. 2 Sunshine Data: Sunset on 21 March Average hours/day....... 18.3 Percent of possible..... 76 Station Pressure in Millibars: Average pressure.... 691.8 mb Highest pressure.... 697.2 mb on day 4 Lowest pressure..... 680.3 mb on day 7 Physio-altitude in Feet and Meters: Average physio-alt = 10186 ft/ 3105 m Highest physio-alt = 10617 ft/ 3236 m on day 7 Lowest physio-alt = 9986 ft/ 3044 m on day 4 Visibility: 0 days with visibility of 1/4 mile or less. Wind: Average wind speed........ 10.0 mph or 8.7 kts Maximum gust.............. 21 mph or 18 kts on day 6 Maximum gust direction.... from grid East Vectored wind direction... 041 degrees Vectored wind speed....... 6.5 kts Prevailing direction...... grid North Balloon Flight Data: Number of soundings for the period.. 14 Average height of soundings......... 9.6 mb Highest sounding.................... 5.1 mb, or 36661 Meters on day 03/00Z Flight 0 soundings were missed. 14 soundings were terminated due to balloon burst. **Records** No records were tied or broken during the week.