


Rawinsonde Observation Mandatory Levels
Issued by NWS Central Illinois
Issued by NWS Central Illinois
904 USUS43 KILX 221200 MANILX 74560 TTAA 72121 74560 99996 22403 10004 00141 ///// ///// 92821 21821 16007 85553 18646 25508 70199 11059 29007 50591 05965 30018 40761 14558 26524 30973 30166 27534 25100 39361 27032 20248 51756 30026 15428 66738 28526 10667 69156 02510 88110 76529 33508 77999 31313 45408 81101 51515 10164 00050 10194 19504 25505= NNNN