000 NOUS42 KNHC 181624 REPRPD WEATHER RECONNAISSANCE FLIGHTS CARCAH, NATIONAL HURRICANE CENTER, MIAMI, FL. 1200 PM EDT SUN 18 MARCH 2018 SUBJECT: WINTER STORM PLAN OF THE DAY (WSPOD) VALID 19/1100Z TO 20/1100Z MARCH 2018 WSPOD NUMBER.....17-108 I. ATLANTIC REQUIREMENTS 1. NEGATIVE RECONNAISSANCE REQUIREMENTS. 2. OUTLOOK FOR SUCCEEDING DAY: POSSIBLE TRACK A62 FOR 21/0000Z. $$ SEF