There were 10 convective periods for September 2007:
Start: 01/17Z End: 01/22Z Flow Regime: SW-2    radar/wind loop
Start: 02/19Z End: 03/00Z Flow Regime: SW-1    radar/wind loop
Start: 04/11Z End: 04/14Z Flow Regime: NW      radar/wind loop
Start: 10/18Z End: 11/03Z Flow Regime: SW-2    radar/wind loop
Start: 11/18Z End: 11/21Z Flow Regime: SW-2    radar/wind loop
Start: 15/16Z End: 15/23Z Flow Regime: Other   radar/wind loop
Start: 16/16Z End: 16/20Z Flow Regime: Other   radar/wind loop
Start: 21/15Z End: 22/05Z Flow Regime: SE-1    radar/wind loop
Start: 23/13Z End: 23/21Z Flow Regime: NE      radar/wind loop
Start: 29/16Z End: 29/22Z Flow Regime: NE      radar/wind loop
 
Start: 01/17Z End: 01/22Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 011755Z   Last at 012035Z
 First peak wind >= 35 knots at 011945Z   Last at 012005Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 40 knots from 324 degrees for tower 3132 at 295 feet on 011950Z
 
Start: 02/19Z End: 03/00Z Flow Regime: SW-1    radar/wind loop
 First peak wind >= 20 knots at 022050Z   Last at 022255Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 33 knots from 345 degrees for tower 0019 at 054 feet on 022110Z
 
Start: 04/11Z End: 04/14Z Flow Regime: NW      radar/wind loop
 First peak wind >= 20 knots at 041100Z   Last at 041400Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 25 knots from 330 degrees for tower 0397 at 060 feet on 041125Z
 
Start: 10/18Z End: 11/03Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 102015Z   Last at 110300Z
 First peak wind >= 35 knots at 102040Z   Last at 102050Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 40 knots from 230 degrees for tower 0714 at 054 feet on 102040Z
 
Start: 11/18Z End: 11/21Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 111915Z   Last at 111935Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 23 knots from 325 degrees for tower 1012 at 054 feet on 111920Z
 
Start: 15/16Z End: 15/23Z Flow Regime: Other   radar/wind loop
 First peak wind >= 20 knots at 152125Z   Last at 152125Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 20 knots from 263 degrees for tower 1612 at 054 feet on 152125Z
 
Start: 16/16Z End: 16/20Z Flow Regime: Other   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 17 knots from 037 degrees for tower 0021 at 204 feet on 161850Z
 
Start: 21/15Z End: 22/05Z Flow Regime: SE-1    radar/wind loop
 First peak wind >= 20 knots at 211610Z   Last at 220500Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 34 knots from 183 degrees for tower 0506 at 054 feet on 212300Z
 
Start: 23/13Z End: 23/21Z Flow Regime: NE      radar/wind loop
 First peak wind >= 20 knots at 231335Z   Last at 232055Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 33 knots from 071 degrees for tower 1007 at 054 feet on 231905Z
 
Start: 29/16Z End: 29/22Z Flow Regime: NE      radar/wind loop
 First peak wind >= 20 knots at 291600Z   Last at 292200Z
 First peak wind >= 35 knots at 291820Z   Last at 292140Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 44 knots from 059 degrees for tower 3132 at 295 feet on 292120Z