Maybe it was this...
Q) EGTT/QWLXX/IV/M/W/000/999/5047N00151W100
FROM: 09/05/30 08:43 TO: 09/05/30 23:59
E) BREAKAWAY BALLOON REPORT:
TIME SIGHTED: 0905300810
LAST KNOWN POSITION: OVERHEAD BOURNEMOUTH AIRPORT
TYPE OF BALLOON: LARGE TEDDY BEAR SHAPED
DIMENSIONS:UNKNOWN
MARKINGS:UNKNOWN
LAST KNOWN HEIGHT: FL270
WIND SPEED AT THAT LEVEL: 010 DEG 15KT
LOWER: SFC
UPPER: UNL