Expires:202605090700;;227673 FPMY60 PGUM 081755 SFTGUM GUZ001-MPZ003-090700- Tabular State Forecast for Guam National Weather Service Tiyan GU 355 AM ChST Sat May 9 2026 ROWS INCLUDE... Daily predominant daytime weather 6AM-6PM Forecast temperatures...early morning low/daytime high Probability of precipitation nighttime 6PM-6AM/daytime 6AM-6PM - indicates temperatures below zero MM indicates missing data FCST FCST FCST FCST FCST FCST FCST Today Sun Mon Tue Wed Thu Fri May 09 May 10 May 11 May 12 May 13 May 14 May 15 ...GUAM... Tiyan Ptcldy Ptsunny Ptsunny Ptsunny Ptcldy Ptcldy Ptcldy /86 78/87 77/87 78/86 77/88 76/88 77/88 /20 20/20 30/30 30/30 30/20 20/20 20/10 ...NORTHERN MARIANA ISLANDS... Saipan Airport Ptcldy Ptcldy Ptcldy Ptsunny Ptcldy Ptcldy Ptcldy /87 78/87 78/87 78/87 77/88 77/88 76/88 /20 20/20 20/20 20/20 30/20 20/20 20/10 $$