257
FPMY50 PGUM 221706
ZFPGUM
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS
NATIONAL WEATHER SERVICE TIYAN GU
306 AM CHST WED SEP 23 2026
GUZ001-230945-
GUAM-
306 AM CHST WED SEP 23 2026
TODAY
BREEZY. PARTLY CLOUDY WITH ISOLATED SHOWERS. SOUTH WINDS 10
TO 20 MPH. HIGHS AROUND 86. CHANCE OF SHOWERS 20 PERCENT.
TONIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
ISOLATED SHOWERS AND THUNDERSTORMS. SOUTHWEST WINDS 10 TO 15 MPH.
LOWS AROUND 77. CHANCE OF SHOWERS 20 PERCENT.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLOUDY. ISOLATED SHOWERS AND
THUNDERSTORMS. WEST WINDS 10 TO 15 MPH. HIGHS AROUND 86. LOWS AROUND
77. CHANCE OF SHOWERS 20 PERCENT.
FRIDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS IN THE
MORNING, THEN A SLIGHT 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WEST WINDS 10 TO 15 MPH. HIGHS
AROUND 86.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS IN THE UPPER 70S.
SATURDAY THROUGH SUNDAY NIGHT
MOSTLY CLOUDY WITH A 40 PERCENT
CHANCE OF SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE
MID 80S. LOWS IN THE UPPER 70S.
MONDAY AND MONDAY NIGHT
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF
SHOWERS. HIGHS IN THE MID 80S. LOWS IN THE UPPER 70S.
TUESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT CHANCE
OF THUNDERSTORMS. HIGHS IN THE MID 80S. CHANCE OF SHOWERS
30 PERCENT.
MPZ001>003-230945-
ROTA-TINIAN-SAIPAN-
306 AM CHST WED SEP 23 2026
TODAY
PARTLY CLOUDY WITH ISOLATED SHOWERS. SOUTH WINDS 10 TO 15
MPH. HIGHS AROUND 87. CHANCE OF SHOWERS 20 PERCENT.
TONIGHT
PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS.
SOUTH WINDS AROUND 10 MPH IN THE EVENING BECOMING LIGHT. LOWS AROUND
79. CHANCE OF SHOWERS 20 PERCENT.
THURSDAY AND THURSDAY NIGHT
PARTLY CLOUDY WITH ISOLATED SHOWERS
AND THUNDERSTORMS. WEST WINDS 10 TO 15 MPH. HIGHS AROUND 87. LOWS
AROUND 79. CHANCE OF SHOWERS 20 PERCENT.
FRIDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS IN THE
MORNING, THEN A SLIGHT 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WEST WINDS 10 TO 15 MPH. HIGHS
AROUND 87.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS IN THE UPPER 70S.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLOUDY. A 40 PERCENT CHANCE OF
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER
80S. LOWS AROUND 79.
SUNDAY AND SUNDAY NIGHT
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF
SHOWERS. HIGHS IN THE UPPER 80S. LOWS AROUND 79.
MONDAY THROUGH TUESDAY
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF
SHOWERS. HIGHS IN THE UPPER 80S. LOWS IN THE UPPER 70S.
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