863
NOUS63 KLOT 221259 RRA
FTMMDW

MESSAGE DATE: APRIL 22 2025 12:59 UTC

DUE TO A SYSTEM UPGRADE AT NWS CHICAGO, LEVEL 3 DATA FROM THE
CHICAGO MIDWAY TERMINAL DOPPLER RADAR (TMDW) WILL BE UNAVAILABLE.
TRANSMISSION IS EXPECTED TO RESUME BY THURSDAY EVENING, APRIL 24TH.
WE APOLOGIZE FOR ANY INCONVENIENCE.