599
FPMY50 PGUM 191739
ZFPGUM
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS
NATIONAL WEATHER SERVICE TIYAN GU
339 AM CHST WED AUG 20 2025
GUZ001-MPZ001>003-200900-
GUAM-ROTA-TINIAN-SAIPAN-
339 AM CHST WED AUG 20 2025
TODAY
PARTLY SUNNY WITH ISOLATED SHOWERS AND THUNDERSTORMS. EAST
WINDS 10 TO 15 MPH. HIGHS NEAR 88. CHANCE OF SHOWERS 20 PERCENT.
TONIGHT
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. EAST
WINDS 10 TO 15 MPH. LOWS AROUND 78. CHANCE OF SHOWERS 20 PERCENT.
THURSDAY THROUGH FRIDAY
MOSTLY CLOUDY. SCATTERED SHOWERS FOR GUAM
AND ROTA; ISOLATED SHOWERS FOR TINIAN AND SAIPAN. ISOLATED
THUNDERSTORMS. EAST WINDS 10 TO 15 MPH. HIGHS NEAR 88. LOWS AROUND
78. CHANCE OF SHOWERS 30 PERCENT FOR GUAM AND ROTA, 20 PERCENT FOR
TINIAN AND SAIPAN.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE
OF SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER
70S. HIGHS IN THE UPPER 80S.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 70S. HIGHS IN THE UPPER
80S.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS.
LOWS IN THE UPPER 70S.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 80S.
LOWS IN THE UPPER 70S.
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