345
FPMY50 PGUM 160320 CCA
ZFPGUM
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS...CORRECTED
NATIONAL WEATHER SERVICE TIYAN GU
120 PM CHST THU APR 16 2026
GUZ001-160700-
GUAM-
120 PM CHST THU APR 16 2026
UPDATED TO CANCEL TROPICAL STORM WARNING AND TYPHOON WATCH.
..TROPICAL STORM WARNING IS CANCELLED
..TYPHOON WATCH IS CANCELLED
..WIND ADVISORY IN EFFECT UNTIL 5 AM CHST FRIDAY
...COASTAL FLOOD ADVISORY IN EFFECT FROM 5 PM CHST THIS AFTERNOON TO
5 PM CHST SATURDAY ALONG SOUTH, WEST AND NORTH FACING SHORELINES...
...HIGH SURF ADVISORY IN EFFECT FROM 5 PM FRIDAY TO 5 PM CHST
SATURDAY ALONG SOUTH, WEST AND NORTH FACING REEFS...
...HIGH RISK OF RIP CURRENTS THROUGH SATURDAY AFTERNOON ALONG SOUTH,
WEST AND NORTH FACING REEFS...
...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 5 PM CHST THIS
AFTERNOON ALONG SOUTH, WEST AND NORTH FACING SHORELINES...
...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 5 PM CHST FRIDAY ALONG
SOUTH, WEST AND NORTH FACING REEFS...
REST OF TODAY
VERY WINDY. PARTLY SUNNY WITH SCATTERED SHOWERS.
SOUTHWEST WINDS 30 TO 35 MPH WITH GUSTS TO 45 MPH, DECREASING TO 20
TO 30 MPH WITH GUSTS TO 40 MPH DURING THE AFTERNOON. HIGHS AROUND
85. CHANCE OF SHOWERS 30 PERCENT.
TONIGHT
WINDY. PARTLY CLOUDY. ISOLATED SHOWERS. WEST WINDS 20 TO
30 MPH. LOWS AROUND 79. CHANCE OF SHOWERS 20 PERCENT.
FRIDAY THROUGH SATURDAY
BREEZY. PARTLY CLOUDY. ISOLATED SHOWERS.
WEST WINDS 15 TO 25 MPH. HIGHS AROUND 87. LOWS AROUND 79. CHANCE OF
SHOWERS 20 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY WITH ISOLATED LIGHT SHOWERS. LOWS IN
THE UPPER 70S. CHANCE OF SHOWERS 10 PERCENT.
SUNDAY THROUGH WEDNESDAY
PARTLY CLOUDY WITH A 10 PERCENT CHANCE
OF SHOWERS. HIGHS IN THE UPPER 80S. LOWS IN THE UPPER 70S.
MPZ001-160700-
ROTA-
120 PM CHST THU APR 16 2026
UPDATED TO ADD HEADLINES.
...COASTAL FLOOD ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM
CHST SATURDAY ALONG SOUTH, WEST AND NORTH FACING REEFS...
...HIGH SURF ADVISORY IN EFFECT FROM 5 PM FRIDAY TO 5 PM CHST
SATURDAY ALONG SOUTH, WEST AND NORTH FACING REEFS...
...HIGH RISK OF RIP CURRENTS THROUGH SATURDAY AFTERNOON ALONG
SOUTH, WEST AND NORTH FACING REEFS...
..TYPHOON WARNING IN EFFECT
...COASTAL FLOOD WARNING IN EFFECT UNTIL 5 PM CHST THIS AFTERNOON
ALONG SOUTH, WEST AND NORTH FACING REEFS...
...HIGH SURF WARNING IN EFFECT UNTIL 5 PM CHST FRIDAY ALONG SOUTH,
WEST AND NORTH FACING REEFS...
REST OF TODAY
TROPICAL STORM CONDITIONS EXPECTED. SOUTHWEST WINDS
35 TO 45 MPH WITH GUSTS TO 60 MPH, DECREASING TO 25 TO 35 MPH WITH
GUSTS TO 50 MPH DURING THE AFTERNOON. PARTLY SUNNY WITH SCATTERED
SHOWERS. HIGHS AROUND 84. CHANCE OF SHOWERS 30 PERCENT.
TONIGHT
WINDY. PARTLY CLOUDY WITH ISOLATED SHOWERS. SOUTHWEST
WINDS 25 TO 35 MPH WITH GUSTS TO 50 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 AND SATURDAY
BREEZY. PARTLY CLOUDY WITH ISOLATED
SHOWERS. WEST WINDS 15 TO 25 MPH. LOWS AROUND 79. HIGHS AROUND 85.
CHANCE OF SHOWERS 20 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY WITH ISOLATED LIGHT SHOWERS. LOWS IN
THE UPPER 70S. CHANCE OF SHOWERS 10 PERCENT.
SUNDAY THROUGH WEDNESDAY
PARTLY CLOUDY WITH A 10 PERCENT CHANCE
OF SHOWERS. HIGHS IN THE MID 80S. LOWS IN THE UPPER 70S.
MPZ002-003-160700-
TINIAN-SAIPAN-
120 PM CHST THU APR 16 2026
CORRECTED TONIGHT FORECAST.
...COASTAL FLOOD ADVISORY IN EFFECT FROM NOON FRIDAY TO 5 PM CHST
SATURDAY ALONG SOUTH, WEST AND NORTH FACING SHORELINES...
...HIGH SURF ADVISORY IN EFFECT FROM 5 PM FRIDAY TO 5 PM CHST
SATURDAY ALONG SOUTH, WEST AND NORTH FACING REEFS...
...HIGH RISK OF RIP CURRENTS THROUGH SATURDAY AFTERNOON ALONG
SOUTH, WEST AND NORTH FACING REEFS...
..TYPHOON WARNING IN EFFECT
...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL NOON CHST FRIDAY
ALONG SOUTH, WEST AND NORTH FACING SHORELINES...
...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 5 PM CHST FRIDAY ALONG
SOUTH, WEST AND NORTH FACING REEFS...
REST OF TODAY
TROPICAL STORM CONDITIONS EXPECTED. SOUTHWEST WINDS
40 TO 55 MPH WITH GUSTS TO 70 MPH, DECREASING TO 35 TO 45 MPH WITH
GUSTS TO 60 MPH IN THE AFTERNOON. CLOUDY WITH NUMEROUS LOCALLY HEAVY
SHOWERS AND ISOLATED THUNDERSTORMS. HIGHS AROUND 84. CHANCE OF
SHOWERS 70 PERCENT.
TONIGHT
TROPICAL STORM CONDITIONS EXPECTED. SOUTHWEST WINDS 30 TO
40 MPH WITH GUSTS TO 55 MPH DECREASING TO 25 TO 35 MPH EARLY MORNING.
MOSTLY CLOUDY WITH SCATTERED SHOWERS. LOWS AROUND 77. CHANCE OF
SHOWERS 30 PERCENT.
FRIDAY
WINDY. PARTLY SUNNY WITH SCATTERED SHOWERS. SOUTHWEST
WINDS 25 TO 35 MPH. HIGHS AROUND 84. CHANCE OF SHOWERS 30 PERCENT.
FRIDAY NIGHT AND SATURDAY
BREEZY. PARTLY CLOUDY WITH ISOLATED
SHOWERS. WEST WINDS 15 TO 20 MPH. LOWS AROUND 78. HIGHS AROUND 85.
CHANCE OF SHOWERS 20 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY WITH ISOLATED SHOWERS. LOWS IN THE
UPPER 70S. CHANCE OF SHOWERS 20 PERCENT.
SUNDAY THROUGH WEDNESDAY
PARTLY CLOUDY WITH A 10 PERCENT CHANCE
OF SHOWERS. HIGHS IN THE MID 80S. LOWS IN THE UPPER 70S.
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