There were 8 convective periods for May 2012:
Start: 06/21Z End: 07/00Z Flow Regime: SW-2    radar/wind loop
Start: 07/16Z End: 07/23Z Flow Regime: Other   radar/wind loop
Start: 08/21Z End: 08/23Z Flow Regime: SW-1    radar/wind loop
Start: 09/18Z End: 10/03Z Flow Regime: SW-1    radar/wind loop
Start: 15/18Z End: 16/02Z Flow Regime: SW-1    radar/wind loop
Start: 17/16Z End: 18/03Z Flow Regime: SW-2    radar/wind loop
Start: 29/20Z End: 29/21Z Flow Regime: SW-1    radar/wind loop
Start: 31/23Z End: 01/01Z Flow Regime: SW-1    radar/wind loop
 
Start: 06/21Z End: 07/00Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 062135Z   Last at 062255Z
 First peak wind >= 35 knots at 062135Z   Last at 062140Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 47 knots from 338 degrees for tower 0415 at 054 feet on 062135Z
 
Start: 07/16Z End: 07/23Z Flow Regime: Other   radar/wind loop
 First peak wind >= 20 knots at 071925Z   Last at 072300Z
 First peak wind >= 35 knots at 072300Z   Last at 072300Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 49 knots from 135 degrees for tower 1007 at 054 feet on 072300Z
 
Start: 08/21Z End: 08/23Z Flow Regime: SW-1    radar/wind loop
 First peak wind >= 20 knots at 082115Z   Last at 082200Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 24 knots from 291 degrees for tower 1012 at 054 feet on 082135Z
 
Start: 09/18Z End: 10/03Z Flow Regime: SW-1    radar/wind loop
 First peak wind >= 20 knots at 091835Z   Last at 092330Z
 First peak wind >= 35 knots at 091835Z   Last at 092235Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 47 knots from 251 degrees for tower 0421 at 054 feet on 091835Z
 
Start: 15/18Z End: 16/02Z Flow Regime: SW-1    radar/wind loop
 First peak wind >= 20 knots at 151925Z   Last at 160135Z
 First peak wind >= 35 knots at 152300Z   Last at 160000Z
 First peak wind >= 50 knots at 152315Z   Last at 152340Z
 Max peak wind reported was 62 knots from 160 degrees for tower 1102 at 204 feet on 152320Z
 
Start: 17/16Z End: 18/03Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 171915Z   Last at 180215Z
 First peak wind >= 35 knots at 172335Z   Last at 180215Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 49 knots from 052 degrees for tower 1000 at 054 feet on 172335Z
 
Start: 29/20Z End: 29/21Z Flow Regime: SW-1    radar/wind loop
 First peak wind >= 20 knots at 292000Z   Last at 292100Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 29 knots from 188 degrees for tower 0300 at 054 feet on 292040Z
 
Start: 31/23Z End: 01/01Z Flow Regime: SW-1    radar/wind loop
 First peak wind >= 20 knots at 312330Z   Last at 312355Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 23 knots from 159 degrees for tower 0020 at 204 feet on 312350Z