Those Apr 02 and 03 drops are pretty impressive.
This is pretty gross. 91F to 59F in 1 hr.
BOS,2002-04-17 21:54,METAR KBOS 172154Z 26012KT 10SM FEW070TCU SCT100 BKN250 BKN350 33/09 A2984 RMK AO2 SLP105 TCU DSNT NE MDT CU PRESENT T03280094
BOS,2002-04-17 22:32,KBOS 172232Z 02023G29KT 10SM FEW090 BKN110 BKN150 BKN250 19/10 A2989 RMK AO2 PK WND 02030/2228 WSHFT 2212 PRESRR $
BOS,2002-04-17 22:54,METAR KBOS 172254Z 03022G30KT 8SM FEW090 SCT110 BKN220 OVC300 15/10 A2994 RMK AO2 PK WND 04030/2254 WSHFT 2212 PRESRR SLP137 BINOVC MDT CU DSNT E T01500100 $
BOS,2002-04-17 23:54,METAR KBOS 172354Z 06006KT 9SM SCT110 BKN230 BKN300 13/09 A2997 RMK AO2 PK WND 03028/2256 SLP148 T01280094 10339 20128 53044 $