469
FPMY50 PGUM 151134
ZFPGUM
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS
NATIONAL WEATHER SERVICE TIYAN GU
934 PM CHST WED APR 15 2026
GUZ001-152100-
GUAM-
934 PM CHST WED APR 15 2026
...COASTAL FLOOD WARNING NOW IN EFFECT UNTIL 5 AM CHST THURSDAY
ALONG SOUTH, WEST AND NORTH FACING SHORELINES...
...HIGH SURF WARNING NOW IN EFFECT UNTIL 5 PM CHST FRIDAY ALONG
SOUTH, WEST AND NORTH FACING REEFS...
..TROPICAL STORM WARNING REMAINS IN EFFECT
..TYPHOON WATCH REMAINS IN EFFECT
..FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT
TONIGHT
TROPICAL STORM CONDITIONS EXPECTED. SOUTHWEST WINDS 35 TO
45 MPH WITH GUSTS TO 55 MPH, DECREASING TO 30 TO 40 MPH WITH GUSTS
TO 50 MPH LATE TONIGHT. MOSTLY CLOUDY WITH ISOLATED SHOWERS. LOWS
AROUND 79. CHANCE OF SHOWERS 20 PERCENT.
THURSDAY
WINDY. PARTLY CLOUDY WITH ISOLATED SHOWERS. SOUTHWEST
WINDS 25 TO 35 MPH. HIGHS AROUND 85. CHANCE OF SHOWERS 20 PERCENT.
THURSDAY NIGHT
BREEZY. PARTLY CLOUDY WITH ISOLATED SHOWERS. WEST
WINDS 20 TO 25 MPH. LOWS AROUND 78. CHANCE OF SHOWERS 20 PERCENT.
FRIDAY AND FRIDAY NIGHT
BREEZY. PARTLY CLOUDY WITH ISOLATED
SHOWERS. WEST WINDS 15 TO 25 MPH. HIGHS AROUND 86. LOWS AROUND 79.
CHANCE OF SHOWERS 20 PERCENT.
SATURDAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS. WEST
WINDS 10 TO 15 MPH. HIGHS AROUND 87.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE
OF SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE UPPER 80S.
SUNDAY NIGHT THROUGH WEDNESDAY
PARTLY CLOUDY WITH A 20 PERCENT
CHANCE OF SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE UPPER 80S.
MPZ001-152100-
ROTA-
934 PM CHST WED APR 15 2026
...COASTAL FLOOD WARNING NOW IN EFFECT UNTIL 5 PM CHST THURSDAY
ALONG SOUTH, WEST AND NORTH FACING SHORELINES...
...HIGH SURF WARNING IN EFFECT UNTIL 5 PM CHST FRIDAY ALONG SOUTH,
WEST AND NORTH FACING REEFS...
..TYPHOON WARNING IN EFFECT
..FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT
TONIGHT
TROPICAL STORM CONDITIONS EXPECTED. SOUTHWEST WINDS 40 TO
50 MPH. MOSTLY CLOUDY WITH SCATTERED SHOWERS. LOWS AROUND 79. CHANCE
OF SHOWERS 30 PERCENT.
THURSDAY
TROPICAL STORM CONDITIONS POSSIBLE. SOUTHWEST WINDS 30
TO 40 MPH. PARTLY SUNNY WITH ISOLATED SHOWERS AND THUNDERSTORMS.
HIGHS AROUND 84. CHANCE OF SHOWERS 20 PERCENT.
THURSDAY NIGHT
WINDY. PARTLY CLOUDY WITH ISOLATED SHOWERS.
SOUTHWEST WINDS 25 TO 35 MPH. LOWS AROUND 78. CHANCE OF SHOWERS
20 PERCENT.
FRIDAY
WINDY. PARTLY CLOUDY WITH ISOLATED SHOWERS. SOUTHWEST
WINDS 25 TO 30 MPH. HIGHS AROUND 85. CHANCE OF SHOWERS 20 PERCENT.
FRIDAY NIGHT
BREEZY. PARTLY CLOUDY WITH ISOLATED SHOWERS. WEST
WINDS 15 TO 20 MPH. LOWS AROUND 79. CHANCE OF SHOWERS 20 PERCENT.
SATURDAY
BREEZY. PARTLY CLOUDY WITH A 10 PERCENT CHANCE OF
SHOWERS. WEST WINDS 15 TO 20 MPH. HIGHS AROUND 85.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE
OF SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE MID 80S.
SUNDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF LIGHT
SHOWERS. LOWS IN THE UPPER 70S.
MONDAY THROUGH WEDNESDAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE
OF SHOWERS. HIGHS IN THE MID 80S. LOWS IN THE UPPER 70S.
MPZ002-003-152100-
TINIAN-SAIPAN-
934 PM CHST WED APR 15 2026
...COASTAL FLOOD WARNING NOW IN EFFECT UNTIL NOON CHST FRIDAY ALONG
SOUTH, WEST AND NORTH FACING SHORELINES...
...HIGH SURF WARNING NOW IN EFFECT UNTIL 5 PM CHST FRIDAY ALONG
SOUTH, WEST AND NORTH FACING REEFS...
..TYPHOON WARNING REMAINS IN EFFECT
..FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT
TONIGHT
TYPHOON CONDITIONS POSSIBLE. SOUTHWEST WINDS 50 TO 60
MPH WITH GUSTS TO 85 MPH. CLOUDY WITH WIDESPREAD SHOWERS AND
ISOLATED THUNDERSTORMS. LOWS AROUND 78. CHANCE OF SHOWERS NEAR 100
PERCENT.
THURSDAY
TROPICAL STORM CONDITIONS EXPECTED. SOUTHWEST WINDS 40
TO 50 MPH. MOSTLY CLOUDY WITH SCATTERED SHOWERS. HIGHS AROUND 84.
CHANCE OF SHOWERS 50 PERCENT.
THURSDAY NIGHT
TROPICAL STORM CONDITIONS POSSIBLE. SOUTHWEST
WINDS 30 TO 40 MPH. MOSTLY CLOUDY WITH SCATTERED SHOWERS. LOWS AROUND
77. CHANCE OF SHOWERS 40 PERCENT.
FRIDAY
WINDY. PARTLY SUNNY WITH SCATTERED SHOWERS. SOUTHWEST
WINDS 25 TO 35 MPH. HIGHS AROUND 84. CHANCE OF SHOWERS 30 PERCENT.
FRIDAY NIGHT
BREEZY. PARTLY CLOUDY WITH ISOLATED SHOWERS. WEST
WINDS 20 TO 25 MPH. LOWS AROUND 78. CHANCE OF SHOWERS 20 PERCENT.
SATURDAY
BREEZY. PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
SHOWERS. WEST WINDS 15 TO 20 MPH. HIGHS AROUND 85.
SATURDAY NIGHT THROUGH SUNDAY NIGHT
PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE
MID 80S.
MONDAY THROUGH TUESDAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
LIGHT SHOWERS. HIGHS IN THE MID 80S. LOWS IN THE UPPER 70S.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS.
LOWS IN THE UPPER 70S.
WEDNESDAY
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS. HIGHS
IN THE UPPER 80S.
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