572
FPMY50 PGUM 220538
ZFPGUM
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS
NATIONAL WEATHER SERVICE TIYAN GU
338 PM CHST SUN MAR 22 2026
GUZ001-MPZ001-222100-
GUAM-ROTA-
338 PM CHST SUN MAR 22 2026
...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH TUESDAY AFTERNOON
ALONG EAST FACING REEFS...
..HIGH SURF ADVISORY WILL EXPIRE AT 4 PM CHST THIS AFTERNOON
TONIGHT
BREEZY AT TIMES. MOSTLY CLOUDY WITH SCATTERED SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. NORTHEAST WINDS 15 TO
20 MPH WITH OCCASIONAL GUSTS TO 30 MPH WITH SHOWERS. LOWS AROUND 74.
CHANCE OF SHOWERS 40 PERCENT.
MONDAY
BREEZY. PARTLY SUNNY WITH SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. FOR GUAM, SHOWERS INCREASE TO NUMEROUS IN THE
AFTERNOON. LOCALLY HEAVY SHOWERS POSSIBLE. EAST WINDS 15 TO 25 MPH.
HIGHS AROUND 84. CHANCE OF SHOWERS 60 PERCENT FOR GUAM, 50 PERCENT
FOR ROTA.
MONDAY NIGHT
BREEZY AT TIMES. MOSTLY CLOUDY WITH SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS. EAST WINDS 10 TO 20 MPH WITH
OCCASIONAL GUSTS TO 30 MPH WITH SHOWERS. LOWS AROUND 75. CHANCE OF
SHOWERS 50 PERCENT.
TUESDAY
PARTLY SUNNY WITH SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. EAST WINDS 10 TO 15 MPH. HIGHS AROUND 85. CHANCE OF
SHOWERS 40 PERCENT.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS.
NORTHEAST WINDS 10 TO 20 MPH. LOWS AROUND 75. HIGHS AROUND 85.
CHANCE OF SHOWERS 40 PERCENT.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLOUDY. A 20 PERCENT CHANCE
OF SHOWERS. LOWS IN THE MID 70S. HIGHS IN THE UPPER 80S.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS.
LOWS IN THE MID 70S.
FRIDAY
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS. HIGHS IN
THE MID 80S.
FRIDAY NIGHT THROUGH SUNDAY
PARTLY CLOUDY WITH A 20 PERCENT
CHANCE OF SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE UPPER 80S.
MPZ002-003-222100-
TINIAN-SAIPAN-
338 PM CHST SUN MAR 22 2026
...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH TUESDAY AFTERNOON
ALONG EAST FACING REEFS...
..HIGH SURF ADVISORY WILL EXPIRE AT 4 PM CHST THIS AFTERNOON
TONIGHT
BREEZY AT TIMES. PARTLY CLOUDY WITH ISOLATED SHOWERS IN
THE EVENING, BECOMING MOSTLY CLOUDY WITH SCATTERED SHOWERS AROUND
MIDNIGHT. NORTHEAST WINDS 15 TO 20 MPH WITH OCCASIONAL GUSTS TO 30
MPH WITH SHOWERS. LOWS AROUND 74. CHANCE OF SHOWERS 30 PERCENT.
MONDAY
BREEZY. PARTLY SUNNY. SCATTERED SHOWERS IN THE MORNING,
THEN ISOLATED SHOWERS IN THE AFTERNOON. NORTHEAST WINDS 20 TO 25
MPH. HIGHS AROUND 85. CHANCE OF SHOWERS 30 PERCENT.
MONDAY NIGHT
BREEZY AT TIMES. MOSTLY CLOUDY WITH ISOLATED
SHOWERS. NORTHEAST WINDS 15 TO 25 MPH. LOWS AROUND 76. CHANCE OF
SHOWERS 20 PERCENT.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLOUDY. SCATTERED SHOWERS.
NORTHEAST WINDS 15 TO 20 MPH. HIGHS AROUND 85. LOWS AROUND 76. CHANCE
OF SHOWERS 30 PERCENT.
WEDNESDAY
PARTLY CLOUDY WITH ISOLATED SHOWERS. NORTHEAST WINDS 15
TO 20 MPH. HIGHS AROUND 85. CHANCE OF SHOWERS 20 PERCENT.
WEDNESDAY NIGHT THROUGH SUNDAY
PARTLY CLOUDY WITH A 20 PERCENT
CHANCE OF SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE MID 80S.
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