586
FPMY50 PGUM 210557
ZFPGUM
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS
NATIONAL WEATHER SERVICE TIYAN GU
357 PM CHST SAT MAR 21 2026
GUZ001-MPZ001-212100-
GUAM-ROTA-
357 PM CHST SAT MAR 21 2026
...HIGH SURF ADVISORY IN EFFECT UNTIL 4 PM CHST SUNDAY ALONG NORTH
FACING REEFS...
...HIGH RIP CURRENT RISK IN EFFECT THROUGH SUNDAY AFTERNOON ALONG
NORTH AND EAST FACING REEFS...
TONIGHT
PARTLY CLOUDY WITH ISOLATED SHOWERS. NORTHEAST WINDS 10
TO 20 MPH. LOWS AROUND 75. CHANCE OF SHOWERS 20 PERCENT.
SUNDAY
BREEZY AT TIMES. PARTLY CLOUDY WITH ISOLATED SHOWERS.
NORTHEAST WINDS 15 TO 20 MPH WITH OCCASIONAL GUSTS TO 30 MPH. HIGHS
AROUND 85. CHANCE OF SHOWERS 20 PERCENT.
SUNDAY NIGHT
PARTLY CLOUDY WITH ISOLATED SHOWERS. NORTHEAST WINDS
15 TO 20 MPH. LOWS AROUND 73. CHANCE OF SHOWERS 20 PERCENT.
MONDAY
BREEZY. PARTLY SUNNY WITH SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. NORTHEAST WINDS 15 TO 25 MPH. HIGHS AROUND 85. CHANCE
OF SHOWERS 40 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. EAST WINDS 15 TO 20 MPH. LOWS AROUND 75. CHANCE OF
SHOWERS 30 PERCENT.
TUESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS. EAST WINDS 10 TO 20
MPH. HIGHS AROUND 85. CHANCE OF SHOWERS 30 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS.
LOWS IN THE MID 70S.
WEDNESDAY
PARTLY SUNNY WITH A 30 PERCENT CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 80S.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SHOWERS. LOWS IN THE MID 70S.
THURSDAY THROUGH SATURDAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE
OF SHOWERS. HIGHS IN THE UPPER 80S. LOWS IN THE MID 70S.
MPZ002-003-212100-
TINIAN-SAIPAN-
357 PM CHST SAT MAR 21 2026
...HIGH SURF ADVISORY IN EFFECT UNTIL 4 PM CHST SUNDAY ALONG NORTH
FACING REEFS...
...HIGH RIP CURRENT RISK IN EFFECT THROUGH SUNDAY AFTERNOON ALONG
NORTH AND EAST FACING REEFS...
TONIGHT
PARTLY CLOUDY WITH ISOLATED SHOWERS. EAST WINDS 15 TO 20
MPH WITH GUSTS TO 25 MPH. LOWS AROUND 75. CHANCE OF SHOWERS 10
PERCENT.
SUNDAY
BREEZY. PARTLY CLOUDY WITH ISOLATED SHOWERS. NORTHEAST
WINDS 20 TO 25 MPH. HIGHS AROUND 86. CHANCE OF SHOWERS 20 PERCENT.
SUNDAY NIGHT
PARTLY CLOUDY WITH ISOLATED SHOWERS. NORTHEAST WINDS
15 TO 20 MPH. LOWS AROUND 75. CHANCE OF SHOWERS 20 PERCENT.
MONDAY
BREEZY. PARTLY CLOUDY WITH ISOLATED SHOWERS. NORTHEAST
WINDS 20 TO 25 MPH. HIGHS AROUND 86. CHANCE OF SHOWERS 20 PERCENT.
MONDAY NIGHT AND TUESDAY
BREEZY. MOSTLY CLOUDY WITH SCATTERED
SHOWERS. NORTHEAST WINDS 15 TO 25 MPH. LOWS AROUND 75. HIGHS AROUND
85. CHANCE OF SHOWERS 30 PERCENT.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF
SHOWERS. LOWS IN THE MID 70S. HIGHS IN THE MID 80S.
WEDNESDAY NIGHT THROUGH SATURDAY
PARTLY CLOUDY WITH A 20 PERCENT
CHANCE OF SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE MID 80S.
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