WSNT21 EGRR 232023
EGGX SIGMET 04 VALID 232030/240030 EGRR-
EGGX SHANWICK FIR EMBD TS FCST WI N5006 W00919 - N4636 W01353 -
N4710 W01435 - N4850 W01316 - N5100 W01201 - N5100 W00845 - N5006
W00919 TOP FL300 MOV ENE 40KT NC=