648
FPMY50 PGUM 201759
ZFPGUM
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS
NATIONAL WEATHER SERVICE TIYAN GU
359 AM CHST SUN JUN 21 2026
GUZ001-MPZ001>003-210900-
GUAM-ROTA-TINIAN-SAIPAN-
359 AM CHST SUN JUN 21 2026
TODAY
PARTLY SUNNY WITH SCATTERED SHOWERS. LIGHT AND VARIABLE
WINDS. HIGHS NEAR 88. CHANCE OF SHOWERS 30 PERCENT.
TONIGHT
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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