FPMY60 PGUM 180730 SFTGUM GUZ001-MPZ003-181900- Tabular State Forecast for Guam National Weather Service Tiyan GU 530 PM ChST Sat Apr 18 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 Sun Mon Tue Wed Thu Fri Sat Apr 19 Apr 20 Apr 21 Apr 22 Apr 23 Apr 24 Apr 25 ...GUAM... Tiyan Ptsunny Ptcldy Ptcldy Ptcldy Ptcldy Ptcldy Ptcldy 77/87 76/87 77/88 76/88 76/88 76/88 76/88 20/30 10/10 10/10 10/10 10/20 20/20 10/10 ...NORTHERN MARIANA ISLANDS... Saipan Airport Ptcldy Ptcldy Ptcldy Ptcldy Ptcldy Ptcldy Ptcldy 77/87 76/87 77/88 76/88 76/88 76/88 76/89 20/10 10/10 10/10 10/10 20/10 10/20 10/10 $$