SXMY70 PGUM 151638 RERGUM RECORD EVENT REPORT NATIONAL WEATHER SERVICE TIYAN GUAM 0236 AM CHST THU APR 16 2026 ...RECORD DAILY MAXIMUM RAINFALL SET AT GUAM INTERNATIONAL AIRPORT... A RECORD RAINFALL OF 3.26 INCHES WAS SET AT GUAM INTERNATIONAL AIRPORT YESTERDAY. THIS BREAKS THE OLD RECORD OF 1.76 INCHES SET IN 2018. $$