


Airport Weather Warning
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
227 WWGM80 PGUM 200659 AWWGUM GUZ001-200900- Airport Weather Warning for Guam International Airport National Weather Service Tiyan GU 459 PM ChST Sun Jul 20 2025 A Thunderstorm Advisory is in effect for the Guam International Airport until 700 pm this evening. Thunderstorms are possible within 20 nautical miles of the airport. Be alert and take precautions as required. $$ Williams