There were 13 convective periods for September 2010:
Start: 05/20Z End: 06/01Z Flow Regime: SW-1    radar/wind loop
Start: 06/15Z End: 06/19Z Flow Regime: SW-2    radar/wind loop
Start: 07/07Z End: 07/16Z Flow Regime: SE-2    radar/wind loop
Start: 08/00Z End: 08/06Z Flow Regime: SE-2    radar/wind loop
Start: 08/15Z End: 08/20Z Flow Regime: SE-2    radar/wind loop
Start: 09/16Z End: 09/22Z Flow Regime: SE-1    radar/wind loop
Start: 13/00Z End: 13/03Z Flow Regime: NE      radar/wind loop
Start: 18/12Z End: 18/14Z Flow Regime: NE      radar/wind loop
Start: 22/14Z End: 22/17Z Flow Regime: SE-2    radar/wind loop
Start: 23/08Z End: 24/22Z Flow Regime: SE-2    radar/wind loop
Start: 27/20Z End: 28/00Z Flow Regime: SW-2    radar/wind loop
Start: 28/14Z End: 29/03Z Flow Regime: SE-1    radar/wind loop
Start: 29/15Z End: 29/16Z Flow Regime: SE-1    radar/wind loop
 
Start: 05/20Z End: 06/01Z Flow Regime: SW-1    radar/wind loop
 First peak wind >= 20 knots at 052130Z   Last at 052325Z
 First peak wind >= 35 knots at 052220Z   Last at 052300Z
 First peak wind >= 50 knots at 052240Z   Last at 052250Z
 Max peak wind reported was 60 knots from 014 degrees for tower 0108 at 054 feet on 052250Z
 
Start: 06/15Z End: 06/19Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 061600Z   Last at 061735Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 21 knots from 339 degrees for tower 0513 at 030 feet on 061600Z
 
Start: 07/07Z End: 07/16Z Flow Regime: SE-2    radar/wind loop
 First peak wind >= 20 knots at 071125Z   Last at 071515Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 21 knots from 076 degrees for tower 0394 at 060 feet on 071125Z
 
Start: 08/00Z End: 08/06Z Flow Regime: SE-2    radar/wind loop
 First peak wind >= 20 knots at 080035Z   Last at 080505Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 28 knots from 133 degrees for tower 0506 at 054 feet on 080440Z
 
Start: 08/15Z End: 08/20Z Flow Regime: SE-2    radar/wind loop
 First peak wind >= 20 knots at 081550Z   Last at 081850Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 23 knots from 190 degrees for tower 0300 at 054 feet on 081625Z
 
Start: 09/16Z End: 09/22Z Flow Regime: SE-1    radar/wind loop
 No peak winds >= 20 knots were reported
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 18 knots from 357 degrees for tower 0509 at 054 feet on 091715Z
 
Start: 13/00Z End: 13/03Z Flow Regime: NE      radar/wind loop
 First peak wind >= 20 knots at 130140Z   Last at 130215Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 22 knots from 346 degrees for tower 0022 at 054 feet on 130215Z
 
Start: 18/12Z End: 18/14Z Flow Regime: NE      radar/wind loop
 First peak wind >= 20 knots at 181300Z   Last at 181305Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 26 knots from 098 degrees for tower 0062 at 162 feet on 181305Z
 
Start: 22/14Z End: 22/17Z Flow Regime: SE-2    radar/wind loop
 First peak wind >= 20 knots at 221420Z   Last at 221700Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 23 knots from 071 degrees for tower 0403 at 054 feet on 221655Z
 
Start: 23/08Z End: 24/22Z Flow Regime: SE-2    radar/wind loop
 First peak wind >= 20 knots at 231000Z   Last at 242200Z
 First peak wind >= 35 knots at 241400Z   Last at 241400Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 37 knots from 108 degrees for tower 0512 at 030 feet on 241400Z
 
Start: 27/20Z End: 28/00Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 272000Z   Last at 272355Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 29 knots from 235 degrees for tower 1007 at 054 feet on 272250Z
 
Start: 28/14Z End: 29/03Z Flow Regime: SE-1    radar/wind loop
 First peak wind >= 20 knots at 281605Z   Last at 290300Z
 First peak wind >= 35 knots at 290105Z   Last at 290205Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 43 knots from 107 degrees for tower 0019 at 054 feet on 290120Z
 
Start: 29/15Z End: 29/16Z Flow Regime: SE-1    radar/wind loop
 First peak wind >= 20 knots at 291500Z   Last at 291600Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 31 knots from 080 degrees for tower 1101 at 204 feet on 291530Z