424
FPMY50 PGUM 200550
ZFPGUM
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS
NATIONAL WEATHER SERVICE TIYAN GU
350 PM CHST SAT JUN 20 2026
GUZ001-MPZ001>003-202115-
GUAM-ROTA-TINIAN-SAIPAN-
350 PM CHST SAT JUN 20 2026
TONIGHT
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. SOUTHEAST WINDS 5 TO 10 MPH. LOWS AROUND 78. CHANCE
OF SHOWERS 30 PERCENT.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS IN THE MORNING, BECOMING
SCATTERED SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. SOUTHEAST WINDS 5 MPH BECOMING VARIABLE AT TIMES. HIGHS
AROUND 88. CHANCE OF SHOWERS 30 PERCENT.
SUNDAY NIGHT
PARTLY CLOUDY WITH ISOLATED SHOWERS. LIGHT AND
VARIABLE WINDS. LOWS AROUND 79. CHANCE OF SHOWERS 20 PERCENT.
MONDAY
PARTLY CLOUDY. ISOLATED SHOWERS IN THE MORNING, BECOMING
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS IN THE AFTERNOON. LIGHT
AND VARIABLE WINDS. HIGHS AROUND 88. CHANCE OF SHOWERS 30 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH ISOLATED SHOWERS. LIGHT AND
VARIABLE WINDS. LOWS AROUND 79. CHANCE OF SHOWERS 20 PERCENT.
TUESDAY
PARTLY CLOUDY. ISOLATED SHOWERS IN THE MORNING, BECOMING
SCATTERED IN THE AFTERNOON. ISOLATED THUNDERSTORMS. LIGHT AND
VARIABLE WINDS. HIGHS AROUND 88.
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
PARTLY CLOUDY WITH A 20
PERCENT CHANCE OF SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE UPPER
80S.
THURSDAY AND THURSDAY NIGHT
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.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF
SHOWERS AND THUNDERSTORMS. HIGHS IN THE UPPER 80S. LOWS IN THE UPPER
70S.
SATURDAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS. HIGHS
IN THE UPPER 80S.
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