381
FPMY50 PGUM 171800
ZFPGUM
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS
NATIONAL WEATHER SERVICE TIYAN GU
400 AM CHST THU JUN 18 2026
GUZ001-MPZ001>003-180815-
GUAM-ROTA-TINIAN-SAIPAN-
400 AM CHST THU JUN 18 2026
TODAY
PARTLY SUNNY. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
NORTHEAST WINDS 10 TO 15 MPH. HIGHS AROUND 87. CHANCE OF SHOWERS 50
PERCENT.
TONIGHT
MOSTLY CLOUDY WITH NUMEROUS LOCALLY HEAVY SHOWERS AND
ISOLATED THUNDERSTORMS. EAST WINDS 10 TO 15 MPH FOR ROTA, TINIAN,
AND SAIPAN. VARIABLE WINDS 5 MPH FOR GUAM. GUSTS OF 25 MPH POSSIBLE
WITH HEAVIER SHOWERS AND THUNDERSTORMS. LOWS AROUND 78. CHANCE OF
SHOWERS 60 PERCENT.
JUNETEENTH
MOSTLY CLOUDY WITH NUMEROUS LOCALLY HEAVY SHOWERS AND
ISOLATED THUNDERSTORMS. SOUTHEAST WINDS 10 TO 15 MPH. GUSTS OF 25 MPH
POSSIBLE WITH HEAVIER SHOWERS AND THUNDERSTORMS. HIGHS AROUND 86.
CHANCE OF SHOWERS 60 PERCENT.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS. SOUTH WINDS 10 TO 15 MPH. LOWS AROUND 78.
HIGHS AROUND 88. CHANCE OF SHOWERS 40 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS IN THE UPPER 70S.
SUNDAY THROUGH WEDNESDAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE
OF SHOWERS. HIGHS IN THE UPPER 80S. LOWS IN THE UPPER 70S.
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