There were 21 convective periods for July 2007:
Start: 02/17Z End: 02/22Z Flow Regime: NW      radar/wind loop
Start: 06/18Z End: 06/23Z Flow Regime: SW-2    radar/wind loop
Start: 07/20Z End: 08/02Z Flow Regime: SW-2    radar/wind loop
Start: 10/15Z End: 10/20Z Flow Regime: SW-2    radar/wind loop
Start: 11/17Z End: 11/23Z Flow Regime: SW-1    radar/wind loop
Start: 12/19Z End: 12/21Z Flow Regime: SW-2    radar/wind loop
Start: 13/17Z End: 14/02Z Flow Regime: SW-2    radar/wind loop
Start: 14/18Z End: 14/22Z Flow Regime: SW-2    radar/wind loop
Start: 15/19Z End: 15/23Z Flow Regime: SW-1    radar/wind loop
Start: 18/17Z End: 18/22Z Flow Regime: SW-2    radar/wind loop
Start: 19/17Z End: 19/21Z Flow Regime: Other   radar/wind loop
Start: 20/18Z End: 20/22Z Flow Regime: NW      radar/wind loop
Start: 21/15Z End: 21/20Z Flow Regime: NW      radar/wind loop
Start: 22/18Z End: 22/21Z Flow Regime: SW-2    radar/wind loop
Start: 24/17Z End: 24/22Z Flow Regime: SW-2    radar/wind loop
Start: 25/19Z End: 26/03Z Flow Regime: SW-2    radar/wind loop
Start: 27/18Z End: 27/22Z Flow Regime: NW      radar/wind loop
Start: 28/18Z End: 28/21Z Flow Regime: NE      radar/wind loop
Start: 29/18Z End: 29/22Z Flow Regime: NW      radar/wind loop
Start: 30/19Z End: 30/21Z Flow Regime: SW-1    radar/wind loop
Start: 31/15Z End: 31/21Z Flow Regime: SW-2    radar/wind loop
 
Start: 02/17Z End: 02/22Z Flow Regime: NW      radar/wind loop
 First peak wind >= 20 knots at 021830Z   Last at 021840Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 24 knots from 050 degrees for tower 1612 at 054 feet on 021835Z
 
Start: 06/18Z End: 06/23Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 061850Z   Last at 062255Z
 First peak wind >= 35 knots at 062105Z   Last at 062105Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 36 knots from 021 degrees for tower 1612 at 054 feet on 062105Z
 
Start: 07/20Z End: 08/02Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 072055Z   Last at 080200Z
 First peak wind >= 35 knots at 080000Z   Last at 080030Z
 First peak wind >= 50 knots at 080020Z   Last at 080020Z
 Max peak wind reported was 53 knots from 255 degrees for tower 0300 at 054 feet on 080020Z
 
Start: 10/15Z End: 10/20Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 101650Z   Last at 101845Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 28 knots from 151 degrees for tower 9404 at 054 feet on 101655Z
 
Start: 11/17Z End: 11/23Z Flow Regime: SW-1    radar/wind loop
 First peak wind >= 20 knots at 111750Z   Last at 112235Z
 First peak wind >= 35 knots at 111955Z   Last at 111955Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 35 knots from 227 degrees for tower 0022 at 054 feet on 111955Z
 
Start: 12/19Z End: 12/21Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 121915Z   Last at 122010Z
 First peak wind >= 35 knots at 121945Z   Last at 121950Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 41 knots from 294 degrees for tower 3132 at 295 feet on 121945Z
 
Start: 13/17Z End: 14/02Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 131805Z   Last at 140115Z
 First peak wind >= 35 knots at 131935Z   Last at 132215Z
 First peak wind >= 50 knots at 132000Z   Last at 132215Z
 Max peak wind reported was 68 knots from 170 degrees for tower 0511 at 030 feet on 132000Z
 
Start: 14/18Z End: 14/22Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 141835Z   Last at 142120Z
 First peak wind >= 35 knots at 141905Z   Last at 142000Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 44 knots from 358 degrees for tower 1102 at 162 feet on 142000Z
 
Start: 15/19Z End: 15/23Z Flow Regime: SW-1    radar/wind loop
 First peak wind >= 20 knots at 151945Z   Last at 152205Z
 First peak wind >= 35 knots at 152000Z   Last at 152145Z
 First peak wind >= 50 knots at 152125Z   Last at 152125Z
 Max peak wind reported was 50 knots from 180 degrees for tower 0512 at 030 feet on 152125Z
 
Start: 18/17Z End: 18/22Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 182120Z   Last at 182140Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 24 knots from 023 degrees for tower 1612 at 054 feet on 182120Z
 
Start: 19/17Z End: 19/21Z Flow Regime: Other   radar/wind loop
 First peak wind >= 20 knots at 191735Z   Last at 191950Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 29 knots from 184 degrees for tower 0300 at 054 feet on 191750Z
 
Start: 20/18Z End: 20/22Z Flow Regime: NW      radar/wind loop
 First peak wind >= 20 knots at 201930Z   Last at 202100Z
 First peak wind >= 35 knots at 201940Z   Last at 202035Z
 First peak wind >= 50 knots at 202005Z   Last at 202020Z
 Max peak wind reported was 65 knots from 341 degrees for tower 3132 at 295 feet on 202015Z
 
Start: 21/15Z End: 21/20Z Flow Regime: NW      radar/wind loop
 First peak wind >= 20 knots at 211600Z   Last at 211900Z
 First peak wind >= 35 knots at 211625Z   Last at 211625Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 37 knots from 034 degrees for tower 0403 at 054 feet on 211625Z
 
Start: 22/18Z End: 22/21Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 221855Z   Last at 221925Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 21 knots from 064 degrees for tower 3132 at 295 feet on 221905Z
 
Start: 24/17Z End: 24/22Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 241845Z   Last at 242110Z
 First peak wind >= 35 knots at 241845Z   Last at 242025Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 48 knots from 333 degrees for tower 0397 at 060 feet on 241950Z
 
Start: 25/19Z End: 26/03Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 252005Z   Last at 260225Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 34 knots from 202 degrees for tower 1101 at 162 feet on 252110Z
 
Start: 27/18Z End: 27/22Z Flow Regime: NW      radar/wind loop
 First peak wind >= 20 knots at 271835Z   Last at 272040Z
 First peak wind >= 35 knots at 271835Z   Last at 271940Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 42 knots from 144 degrees for tower 0506 at 054 feet on 271835Z
 
Start: 28/18Z End: 28/21Z Flow Regime: NE      radar/wind loop
 First peak wind >= 20 knots at 281830Z   Last at 282100Z
 First peak wind >= 35 knots at 281955Z   Last at 281955Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 36 knots from 258 degrees for tower 0022 at 054 feet on 281955Z
 
Start: 29/18Z End: 29/22Z Flow Regime: NW      radar/wind loop
 First peak wind >= 20 knots at 291930Z   Last at 292110Z
 First peak wind >= 35 knots at 292015Z   Last at 292015Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 39 knots from 256 degrees for tower 0300 at 054 feet on 292015Z
 
Start: 30/19Z End: 30/21Z Flow Regime: SW-1    radar/wind loop
 First peak wind >= 20 knots at 301910Z   Last at 302100Z
 No peak winds >= 35 knots were reported
 No peak winds >= 50 knots were reported
 Max peak wind reported was 33 knots from 237 degrees for tower 0714 at 054 feet on 302025Z
 
Start: 31/15Z End: 31/21Z Flow Regime: SW-2    radar/wind loop
 First peak wind >= 20 knots at 311540Z   Last at 312045Z
 First peak wind >= 35 knots at 311720Z   Last at 311800Z
 No peak winds >= 50 knots were reported
 Max peak wind reported was 38 knots from 299 degrees for tower 0022 at 054 feet on 311800Z