000 NOUS42 KNHC 171315 REPRPD WEATHER RECONNAISSANCE FLIGHTS CARCAH, NATIONAL HURRICANE CENTER, MIAMI, FL. 0915 AM EDT SUN 17 OCTOBER 2021 SUBJECT: TROPICAL CYCLONE PLAN OF THE DAY (TCPOD) VALID 18/1100Z TO 19/1100Z OCTOBER 2021 TCPOD NUMBER.....21-139 I. ATLANTIC REQUIREMENTS 1. NEGATIVE RECONNAISSANCE REQUIREMENTS. 2. OUTLOOK FOR SUCCEEDING DAY.....NEGATIVE. II. PACIFIC REQUIREMENTS 1. NEGATIVE RECONNAISSANCE REQUIREMENTS. 2. OUTLOOK FOR SUCCEEDING DAY.....NEGATIVE. $$ SEF NNNN