108  
WHUS41 KBOX 111958  
CFWBOX  
 
COASTAL HAZARD MESSAGE  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
358 PM EDT FRI OCT 11 2019  
 
MAZ024-120400-  
/O.NEW.KBOX.CF.Y.0007.191012T0200Z-191012T0600Z/  
NANTUCKET MA-  
358 PM EDT FRI OCT 11 2019  
 
...COASTAL FLOOD ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO  
2 AM EDT SATURDAY...  
 
THE NATIONAL WEATHER SERVICE IN BOSTON/NORTON HAS ISSUED A  
COASTAL FLOOD ADVISORY, WHICH IS IN EFFECT FROM 10 PM THIS  
EVENING TO 2 AM EDT SATURDAY.  
 
* LOCATIONS...NANTUCKET MA.  
 
* TIMING...FROM 10 PM THIS EVENING TO 2 AM EDT SATURDAY.  
 
* COASTAL FLOOD IMPACTS...UP TO ONE FOOT OF INUNDATION  
ABOVE GROUND LEVEL IS POSSIBLE IN LOW-LYING AREAS NEAR  
SHORELINES AND TIDAL WATERWAYS (5.2 TO 5.6 FEET MEAN LOWER LOW  
WATER). MINOR COASTAL FLOODING BEGINS ON EASY STREET IN  
NANTUCKET.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A COASTAL FLOOD ADVISORY IS ISSUED FOR MINOR COASTAL FLOODING OF  
THE MOST VULNERABLE SHORE ROADS AND/OR BASEMENTS DUE TO THE  
HEIGHT OF STORM TIDE OR WAVE SPLASHOVER. THE MAJORITY OF ROADS  
REMAIN PASSABLE WITH ONLY ISOLATED CLOSURES. THERE IS NO  
SIGNIFICANT THREAT TO LIFE...AND IMPACT ON PROPERTY IS MINIMAL.  
 

 
 
TIME OF HIGH TOTAL TIDES ARE APPROXIMATE TO THE NEAREST HOUR.  
CATEGORY THRESHOLDS ARE BASED ON STILL WATER LEVELS. IMPACTS  
MAY BE GREATER, DEPENDING UPON WAVE ACTION.  
 
NANTUCKET HARBOR  
MLLW CATEGORIES - MINOR 5.0 FT, MODERATE 6.5 FT, MAJOR 8.0 FT  
MHHW CATEGORIES - MINOR 1.4 FT, MODERATE 2.9 FT, MAJOR 4.4 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
12/12 AM 5.2/ 5.7 1.6/ 2.0 2.2/ 2.7 5 MINOR  
12/12 PM 4.9/ 5.4 1.3/ 1.8 1.9/ 2.3 4 MINOR  
13/12 AM 4.5/ 5.0 0.9/ 1.4 1.5/ 2.0 3-4 NONE  
13/01 PM 4.4/ 4.9 0.8/ 1.3 1.3/ 1.8 2-3 NONE  
14/01 AM 4.4/ 4.9 0.8/ 1.3 1.4/ 1.9 2 NONE  
14/01 PM 4.7/ 5.2 1.1/ 1.6 1.5/ 2.0 2 MINOR  
 

 
 

 
 
RIZ006-007-120100-  
/O.NEW.KBOX.CF.S.0005.191011T2100Z-191012T0100Z/  
WASHINGTON RI-NEWPORT RI-  
358 PM EDT FRI OCT 11 2019  
 
...SPLASHOVER EXPECTED AROUND THE TIME OF HIGH TIDE  
EARLY THIS EVENING...  
 
* LOCATIONS...THE SOUTHERN-MOST SHORELINE OF RI IN WASHINGTON  
AND NEWPORT COUNTIES.  
 
* TIMING...FROM 5 PM UNTIL 9 PM EDT THIS EVENING.  
 
* COASTAL FLOOD IMPACTS...UP TO ONE HALF FOOT OF INUNDATION  
ABOVE GROUND LEVEL IS POSSIBLE IN LOW-LYING AREAS NEAR  
SHORELINES AND TIDAL WATERWAYS (5.3 TO 6.0 FEET MEAN LOWER LOW  
WATER). MINOR COASTAL FLOODING OCCURS ALONG THE MOST  
VULNERABLE SHORELINE LOCALES IN NEWPORT, PORTSMOUTH AND  
MIDDLETOWN. THIS INCLUDES FLOODING AT PARKING LOTS NEAR  
BEACHES IN NEWPORT, AND A PORTION OF HAZARD ROAD. MINOR  
COASTAL FLOODING ALSO OCCURS ON SEVERAL STREETS IN THE COMMON  
FENCE POINT AREA.  
 
TIME OF HIGH TOTAL TIDES ARE APPROXIMATE TO THE NEAREST HOUR.  
CATEGORY THRESHOLDS ARE BASED ON STILL WATER LEVELS. IMPACTS  
MAY BE GREATER, DEPENDING UPON WAVE ACTION.  
 
NEWPORT SOUTH COAST BEACHES  
MLLW CATEGORIES - MINOR 6.0 FT, MODERATE 7.5 FT, MAJOR 9.0 FT  
MHHW CATEGORIES - MINOR 2.5 FT, MODERATE 4.0 FT, MAJOR 5.5 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
11/07 PM 5.2/ 5.7 1.8/ 2.2 2.0/ 2.5 6 MINOR  
12/08 AM 5.2/ 5.7 1.8/ 2.2 1.8/ 2.2 4-5 NONE  
12/08 PM 4.7/ 5.2 1.2/ 1.7 1.4/ 1.9 2 NONE  
13/08 AM 4.6/ 5.1 1.1/ 1.6 1.0/ 1.5 2 NONE  
13/08 PM 4.5/ 5.0 1.0/ 1.5 1.1/ 1.6 2 NONE  
14/09 AM 4.9/ 5.4 1.4/ 1.9 1.3/ 1.8 2-3 NONE  
 
NEWPORT HARBOR  
MLLW CATEGORIES - MINOR 6.0 FT, MODERATE 9.0 FT, MAJOR 10.5 FT  
MHHW CATEGORIES - MINOR 1.9 FT, MODERATE 4.9 FT, MAJOR 6.4 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
11/07 PM 5.7/ 6.2 1.7/ 2.2 2.0/ 2.5 3 MINOR  
12/08 AM 5.7/ 6.2 1.6/ 2.0 1.8/ 2.2 2-3 MINOR  
12/08 PM 5.2/ 5.7 1.1/ 1.6 1.4/ 1.9 1 NONE  
13/08 AM 5.2/ 5.7 1.1/ 1.6 1.1/ 1.6 1 NONE  
13/09 PM 5.0/ 5.5 0.9/ 1.4 1.2/ 1.7 1 NONE  
14/09 AM 5.5/ 6.0 1.4/ 1.9 1.4/ 1.9 1 NONE  
 

 
 

 
 
FOR THE LATEST UPDATES...PLEASE VISIT OUR WEBPAGE AT  
WWW.WEATHER.GOV/BOSTON  
 
YOU CAN FOLLOW US ON FACEBOOK AT  
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.BOSTON.GOV  
 
YOU CAN FOLLOW US ON TWITTER AT  
@NWSBOSTON  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MA Page
The Nexlab RI Page
The Nexlab NH Page
The Nexlab CT Page Main Text Page