Image J-1: 20Z 23 MAY 2011 Surface Plot (source: weather.rap.ucar.edu)
Image J-2: 20Z 23 MAY 2011 National Radar (source: weather.rap.ucar.edu)
Image J-3: 2015Z 23 MAY 2011 IR Satellite Image (source: NOAA
Image J-4: 2033Z 23 MAY 2011 Visible Satellite Sector (source: weather.rap.ucar.edu)