178
FPMY50 PGUM 111110
ZFPGUM
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS
NATIONAL WEATHER SERVICE TIYAN GU
910 PM CHST SAT APR 11 2026
GUZ001-112030-
GUAM-
910 PM CHST SAT APR 11 2026
...HIGH SURF ADVISORY IN EFFECT UNTIL 6 PM CHST SUNDAY ALONG NORTH,
EAST AND SOUTH FACING REEFS...
...HIGH RISK OF RIP CURRENTS THROUGH SUNDAY AFTERNOON ALONG NORTH,
EAST AND SOUTH FACING REEFS...
..TYPHOON WATCH IN EFFECT
...HIGH SURF WARNING IN EFFECT FROM 6 PM SUNDAY TO 6 PM CHST
THURSDAY ALONG NORTH, EAST AND SOUTH FACING REEFS...
...FLOOD WATCH IN EFFECT FROM SUNDAY EVENING THROUGH WEDNESDAY
MORNING...
...COASTAL FLOOD WATCH IN EFFECT FROM MONDAY MORNING THROUGH
WEDNESDAY AFTERNOON...
TONIGHT
WINDY. PARTLY CLOUDY WITH ISOLATED SHOWERS. NORTHEAST
WINDS 25 TO 35 MPH. LOWS AROUND 77. CHANCE OF SHOWERS 20 PERCENT.
SUNDAY
WINDY. PARTLY SUNNY. ISOLATED SHOWERS IN THE MORNING, THEN
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS IN THE AFTERNOON.
NORTHEAST WINDS 25 TO 35 MPH. HIGHS AROUND 85. CHANCE OF SHOWERS
50 PERCENT.
SUNDAY NIGHT
VERY WINDY. NORTH WINDS 30 TO 40 MPH. MOSTLY CLOUDY
WITH SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS. LOWS AROUND 79.
CHANCE OF SHOWERS 50 PERCENT.
MONDAY
TROPICAL STORM CONDITIONS POSSIBLE. NORTH WINDS 35 TO 45
MPH. MOSTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
HIGHS AROUND 84. CHANCE OF SHOWERS 50 PERCENT.
MONDAY NIGHT
TROPICAL STORM CONDITIONS POSSIBLE. NORTH WINDS 40
TO 50 MPH WITH GUSTS TO 60 MPH INCREASING TO 55 TO 65 MPH WITH GUSTS
TO 85 MPH AFTER MIDNIGHT. CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS IN THE EVENING, THEN HEAVY SHOWERS AND SCATTERED
THUNDERSTORMS AFTER MIDNIGHT. LOCALLY HEAVY RAINFALL POSSIBLE AFTER
MIDNIGHT. TEMPERATURES REMAINING STEADY NEAR 80. CHANCE OF SHOWERS
90 PERCENT.
TUESDAY
TYPHOON CONDITIONS POSSIBLE. WINDS 115 TO 135 MPH WITH
GUSTS TO 150 MPH POSSIBLE. CLOUDY. TORRENTIAL RAIN AND SCATTERED
THUNDERSTORMS IN THE MORNING, THEN HEAVY SHOWERS AND SCATTERED
THUNDERSTORMS IN THE AFTERNOON. LOCALLY HEAVY RAINFALL POSSIBLE IN
THE AFTERNOON. TEMPERATURES REMAINING STEADY NEAR 81. CHANCE OF
SHOWERS 90 PERCENT.
TUESDAY NIGHT
TROPICAL STORM CONDITIONS POSSIBLE. CLOUDY.
NUMEROUS HEAVY SHOWERS AND ISOLATED THUNDERSTORMS IN THE EVENING,
THEN SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS AFTER MIDNIGHT.
LOWS IN THE UPPER 70S. CHANCE OF SHOWERS 70 PERCENT.
WEDNESDAY AND WEDNESDAY NIGHT
TROPICAL STORM CONDITIONS POSSIBLE.
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
HIGHS IN THE MID 80S. LOWS IN THE UPPER 70S. CHANCE OF SHOWERS 50
PERCENT.
THURSDAY
WINDY. PARTLY SUNNY WITH A 30 PERCENT CHANCE OF SHOWERS
AND A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 80S.
THURSDAY NIGHT
BREEZY. MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SHOWERS. LOWS IN THE UPPER 70S.
FRIDAY THROUGH SATURDAY
BREEZY. PARTLY CLOUDY WITH A 20 PERCENT
CHANCE OF SHOWERS. HIGHS IN THE UPPER 80S. LOWS IN THE UPPER 70S.
MPZ001-112030-
ROTA-
910 PM CHST SAT APR 11 2026
...HIGH SURF ADVISORY IN EFFECT UNTIL 6 PM CHST SUNDAY ALONG NORTH,
EAST AND SOUTH FACING REEFS...
...HIGH RISK OF RIP CURRENTS THROUGH SUNDAY AFTERNOON ALONG NORTH,
EAST AND SOUTH FACING REEFS...
..TYPHOON WATCH IN EFFECT
...HIGH SURF WARNING IN EFFECT FROM 6 PM SUNDAY TO 6 PM CHST
THURSDAY ALONG NORTH, EAST AND SOUTH FACING REEFS...
...FLOOD WATCH IN EFFECT FROM SUNDAY EVENING THROUGH WEDNESDAY
MORNING...
...COASTAL FLOOD WATCH IN EFFECT FROM MONDAY MORNING THROUGH
WEDNESDAY AFTERNOON...
TONIGHT
WINDY. PARTLY CLOUDY WITH ISOLATED SHOWERS. NORTHEAST
WINDS 25 TO 35 MPH. LOWS AROUND 78. CHANCE OF SHOWERS 20 PERCENT.
SUNDAY
WINDY. PARTLY SUNNY WITH SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. NORTHEAST WINDS 25 TO 35 MPH. HIGHS AROUND 85. CHANCE
OF SHOWERS 50 PERCENT.
SUNDAY NIGHT
VERY WINDY. NORTHEAST WINDS 30 TO 40 MPH. MOSTLY
CLOUDY WITH SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS. LOWS
AROUND 80. CHANCE OF SHOWERS 50 PERCENT.
MONDAY
TROPICAL STORM CONDITIONS POSSIBLE. NORTH WINDS 35 TO 45
MPH WITH GUSTS TO 55 MPH. MOSTLY CLOUDY WITH SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS. HIGHS AROUND 84. CHANCE OF SHOWERS 50
PERCENT.
MONDAY NIGHT
TROPICAL STORM CONDITIONS POSSIBLE. NORTHEAST WINDS
45 TO 55 MPH WITH GUSTS TO 65 MPH INCREASING TO 55 TO 65 MPH WITH
GUSTS TO 85 MPH AFTER MIDNIGHT. CLOUDY. NUMEROUS HEAVY SHOWERS AND
ISOLATED THUNDERSTORMS IN THE EVENING, THEN HEAVY SHOWERS AND
SCATTERED THUNDERSTORMS AFTER MIDNIGHT. LOCALLY HEAVY RAINFALL
POSSIBLE. TEMPERATURES REMAINING STEADY NEAR 80. CHANCE OF SHOWERS
90 PERCENT.
TUESDAY
TYPHOON CONDITIONS POSSIBLE. WINDS 80 TO 100 MPH WITH
GUSTS TO 125 MPH POSSIBLE. CLOUDY. TORRENTIAL RAIN AND SCATTERED
THUNDERSTORMS IN THE MORNING, THEN HEAVY SHOWERS AND SCATTERED
THUNDERSTORMS IN THE AFTERNOON. LOCALLY HEAVY RAINFALL POSSIBLE IN
THE AFTERNOON. TEMPERATURES REMAINING STEADY NEAR 81. CHANCE OF
SHOWERS 90 PERCENT.
TUESDAY NIGHT
TROPICAL STORM CONDITIONS POSSIBLE. CLOUDY. HEAVY
SHOWERS AND ISOLATED THUNDERSTORMS IN THE EVENING, THEN NUMEROUS
SHOWERS AND ISOLATED THUNDERSTORMS AFTER MIDNIGHT. TEMPERATURES
REMAINING STEADY NEAR 80. CHANCE OF SHOWERS 90 PERCENT.
WEDNESDAY
TROPICAL STORM CONDITIONS POSSIBLE. MOSTLY CLOUDY WITH
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS. HIGHS IN THE MID 80S.
CHANCE OF SHOWERS 50 PERCENT.
WEDNESDAY NIGHT AND THURSDAY
VERY WINDY. MOSTLY CLOUDY. SCATTERED
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS AROUND 80. HIGHS
IN THE MID 80S. CHANCE OF SHOWERS 50 PERCENT.
THURSDAY NIGHT
BREEZY. MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SHOWERS. LOWS IN THE UPPER 70S.
FRIDAY THROUGH SATURDAY
BREEZY. PARTLY CLOUDY WITH A 20 PERCENT
CHANCE OF SHOWERS. HIGHS IN THE MID 80S. LOWS IN THE UPPER 70S.
MPZ002-003-112030-
TINIAN-SAIPAN-
910 PM CHST SAT APR 11 2026
...HIGH SURF ADVISORY IN EFFECT UNTIL 6 PM CHST SUNDAY ALONG NORTH,
EAST AND SOUTH FACING REEFS...
...HIGH RISK OF RIP CURRENTS THROUGH SUNDAY AFTERNOON ALONG NORTH,
EAST AND SOUTH FACING REEFS...
..TYPHOON WATCH IN EFFECT
...HIGH SURF WARNING IN EFFECT FROM 6 PM SUNDAY TO 6 PM CHST
THURSDAY ALONG NORTH, EAST AND SOUTH FACING REEFS...
...FLOOD WATCH IN EFFECT FROM SUNDAY EVENING THROUGH WEDNESDAY
MORNING...
...COASTAL FLOOD WATCH IN EFFECT FROM MONDAY MORNING THROUGH
WEDNESDAY AFTERNOON...
TONIGHT
WINDY. PARTLY CLOUDY WITH ISOLATED SHOWERS. NORTHEAST
WINDS 25 TO 35 MPH. LOWS AROUND 78. CHANCE OF SHOWERS 20 PERCENT.
SUNDAY
WINDY. PARTLY SUNNY WITH SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. NORTHEAST WINDS 25 TO 35 MPH. HIGHS AROUND 85. CHANCE
OF SHOWERS 50 PERCENT.
SUNDAY NIGHT
VERY WINDY. NORTHEAST WINDS 30 TO 40 MPH. MOSTLY
CLOUDY WITH SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS. LOWS
AROUND 78. CHANCE OF SHOWERS 50 PERCENT.
MONDAY
TROPICAL STORM CONDITIONS POSSIBLE. NORTHEAST WINDS 35 TO
45 MPH. MOSTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. HIGHS AROUND 85. CHANCE OF SHOWERS 50 PERCENT.
MONDAY NIGHT
TROPICAL STORM CONDITIONS POSSIBLE. NORTHEAST WINDS
45 TO 55 MPH. CLOUDY. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS IN
THE EVENING, THEN NUMEROUS HEAVY SHOWERS AND ISOLATED THUNDERSTORMS
AFTER MIDNIGHT. LOCALLY HEAVY RAINFALL POSSIBLE AFTER MIDNIGHT. LOWS
AROUND 80. CHANCE OF SHOWERS 70 PERCENT.
TUESDAY
TROPICAL STORM CONDITIONS POSSIBLE. EAST WINDS 50 TO 60
MPH WITH GUSTS TO 75 MPH. CLOUDY WITH NUMEROUS HEAVY SHOWERS AND
ISOLATED THUNDERSTORMS. LOCALLY HEAVY RAINFALL POSSIBLE. TEMPERATURES
REMAINING STEADY NEAR 81. CHANCE OF SHOWERS 70 PERCENT.
TUESDAY NIGHT
TROPICAL STORM CONDITIONS POSSIBLE. CLOUDY.
NUMEROUS HEAVY SHOWERS AND ISOLATED THUNDERSTORMS IN THE EVENING,
THEN SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS AFTER MIDNIGHT.
TEMPERATURES REMAINING STEADY NEAR 80. CHANCE OF SHOWERS 70 PERCENT.
WEDNESDAY AND WEDNESDAY NIGHT
TROPICAL STORM CONDITIONS POSSIBLE.
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
HIGHS IN THE MID 80S. LOWS AROUND 80. CHANCE OF SHOWERS 50 PERCENT.
THURSDAY
WINDY. PARTLY SUNNY WITH A 30 PERCENT CHANCE OF SHOWERS
AND A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 80S.
THURSDAY NIGHT
BREEZY. MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SHOWERS. LOWS IN THE UPPER 70S.
FRIDAY THROUGH SATURDAY
BREEZY. PARTLY CLOUDY WITH A 20 PERCENT
CHANCE OF SHOWERS. HIGHS IN THE MID 80S. LOWS IN THE UPPER 70S.
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