There were 19 convective periods for June 2009:
Start: 02/15Z End: 02/19Z Flow Regime: SE-1    radar/wind loop
Start: 04/13Z End: 05/03Z Flow Regime: SW-2    radar/wind loop
Start: 05/15Z End: 05/21Z Flow Regime: SW-1    radar/wind loop
Start: 06/16Z End: 07/01Z Flow Regime: SW-1    radar/wind loop
Start: 07/15Z End: 07/22Z Flow Regime: SW-1    radar/wind loop
Start: 08/20Z End: 09/01Z Flow Regime: SW-2    radar/wind loop
Start: 09/17Z End: 09/19Z Flow Regime: NW      radar/wind loop
Start: 13/21Z End: 14/01Z Flow Regime: SW-2    radar/wind loop
Start: 15/02Z End: 15/06Z Flow Regime: NW      radar/wind loop
Start: 15/16Z End: 15/19Z Flow Regime: NW      radar/wind loop
Start: 16/23Z End: 17/03Z Flow Regime: Other   radar/wind loop
Start: 18/18Z End: 18/21Z Flow Regime: NW      radar/wind loop
Start: 23/06Z End: 23/13Z Flow Regime: NW      radar/wind loop
Start: 25/17Z End: 26/00Z Flow Regime: Other   radar/wind loop
Start: 26/15Z End: 26/23Z Flow Regime: SW-2    radar/wind loop
Start: 27/16Z End: 27/19Z Flow Regime: SW-1    radar/wind loop
Start: 28/22Z End: 29/00Z Flow Regime: NW      radar/wind loop
Start: 29/18Z End: 30/02Z Flow Regime: SW-2    radar/wind loop
Start: 30/14Z End: 30/18Z Flow Regime: SW-2    radar/wind loop
 
Start: 02/15Z End: 02/19Z Flow Regime: SE-1    radar/wind loop
 First peak wind >= 20 knots at 021555Z   Last at 021810Z
 First peak wind >= 35 knots at 021555Z   Last at 021555Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 37 knots from 096 degrees for tower 1007 at 054 feet on 021555Z
 
Start: 04/13Z End: 05/03Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 041450Z   Last at 042345Z
 First peak wind >= 35 knots at 041930Z   Last at 041945Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 44 knots from 103 degrees for tower 0511 at 030 feet on 041930Z
 
Start: 05/15Z End: 05/21Z Flow Regime: SW-1    radar/wind loop
 First peak wind >= 20 knots at 051620Z   Last at 052025Z
 First peak wind >= 35 knots at 051950Z   Last at 052010Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 46 knots from 307 degrees for tower 3131 at 295 feet on 051950Z
 
Start: 06/16Z End: 07/01Z Flow Regime: SW-1    radar/wind loop
 First peak wind >= 20 knots at 061630Z   Last at 070035Z
 First peak wind >= 35 knots at 061715Z   Last at 061720Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 36 knots from 274 degrees for tower 3132 at 295 feet on 061720Z
 
Start: 07/15Z End: 07/22Z Flow Regime: SW-1    radar/wind loop
 First peak wind >= 20 knots at 071605Z   Last at 072200Z
 First peak wind >= 35 knots at 071610Z   Last at 071750Z
 First peak wind >= 50 knots at 071610Z   Last at 071750Z
 Max peak wind reported was 52 knots from 235 degrees for tower 0803 at 054 feet on 071610Z
 
Start: 08/20Z End: 09/01Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 082000Z   Last at 082115Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 21 knots from 132 degrees for tower 3132 at 295 feet on 082035Z
 
Start: 09/17Z End: 09/19Z Flow Regime: NW      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 14 knots from 039 degrees for tower 0412 at 054 feet on 091725Z
 
Start: 13/21Z End: 14/01Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 132150Z   Last at 140025Z
 First peak wind >= 35 knots at 132205Z   Last at 132300Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 41 knots from 320 degrees for tower 0022 at 054 feet on 132220Z
 
Start: 15/02Z End: 15/06Z Flow Regime: NW      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 19 knots from 189 degrees for tower 0022 at 054 feet on 150535Z
 
Start: 15/16Z End: 15/19Z Flow Regime: NW      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 127 degrees for tower 1007 at 054 feet on 151820Z
 
Start: 16/23Z End: 17/03Z Flow Regime: Other   radar/wind loop
 First peak wind >= 20 knots at 162315Z   Last at 170215Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 29 knots from 318 degrees for tower 0397 at 060 feet on 170145Z
 
Start: 18/18Z End: 18/21Z Flow Regime: NW      radar/wind loop
 First peak wind >= 20 knots at 181850Z   Last at 182035Z
 First peak wind >= 35 knots at 181900Z   Last at 181900Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 36 knots from 004 degrees for tower 1612 at 054 feet on 181900Z
 
Start: 23/06Z End: 23/13Z Flow Regime: NW      radar/wind loop
 First peak wind >= 20 knots at 230635Z   Last at 230640Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 27 knots from 267 degrees for tower 0061 at 204 feet on 230635Z
 
Start: 25/17Z End: 26/00Z Flow Regime: Other   radar/wind loop
 First peak wind >= 20 knots at 251735Z   Last at 251935Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 31 knots from 094 degrees for tower 0418 at 054 feet on 251925Z
 
Start: 26/15Z End: 26/23Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 261510Z   Last at 262255Z
 First peak wind >= 35 knots at 262225Z   Last at 262225Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 43 knots from 255 degrees for tower 0394 at 060 feet on 262225Z
 
Start: 27/16Z End: 27/19Z Flow Regime: SW-1    radar/wind loop
 First peak wind >= 20 knots at 271600Z   Last at 271900Z
 First peak wind >= 35 knots at 271725Z   Last at 271815Z
 First peak wind >= 50 knots at 271810Z   Last at 271815Z
 Max peak wind reported was 68 knots from 269 degrees for tower 0393 at 060 feet on 271810Z
 
Start: 28/22Z End: 29/00Z Flow Regime: NW      radar/wind loop
 First peak wind >= 20 knots at 282210Z   Last at 282355Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 26 knots from 259 degrees for tower 1102 at 054 feet on 282300Z
 
Start: 29/18Z End: 30/02Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 291800Z   Last at 300200Z
 First peak wind >= 35 knots at 300015Z   Last at 300030Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 42 knots from 243 degrees for tower 1102 at 162 feet on 300025Z
 
Start: 30/14Z End: 30/18Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 301400Z   Last at 301800Z
 First peak wind >= 35 knots at 301535Z   Last at 301605Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 44 knots from 262 degrees for tower 0022 at 054 feet on 301600Z