NOUS60 PHFO 221623 FTMHKM WSR-88D NOTIFICATION NATIONAL WEATHER SERVICE HONOLULU HI 623 AM HST FRI APR 22 2022 WSR-88D PHKM/UPP UPOLU POINT RADAR WILL BE DOWN FOR MAINTENANCE TODAY FROM 1800 TO 4/23 0100 UTC (800-1500 HST). $$