If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Inexperienced swimmers should remain out of the water due to dangerous surf conditions.

HIGH SURF ADVISORY NOW IN EFFECT UNTIL 8 PM EDT MONDAY... ...COASTAL FLOOD ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 2 AM EDT MONDAY... * WHAT...For the High Surf Advisory, large breaking waves of 6 to 9 feet in the surf zone. For the Coastal Flood Advisory, up to one foot of inundation above ground level expected in low- lying areas near shorelines and tidal waterways (3.5 to 13.2 feet Mean Lower Low Water). * WHERE...Eastern Essex MA, Suffolk MA, Eastern Norfolk MA, Eastern Plymouth MA, Barnstable MA and Nantucket MA Counties. * WHEN...For the High Surf Advisory, until 8 PM EDT Monday. For the Coastal Flood Advisory, from 10 PM this evening to 2 AM EDT Monday. * IMPACTS...Minor coastal flooding occurs along Morrissey Boulevard in Boston. Coastal flooding is expected along the North Shore from Gloucester to Newburyport. Wave action will likely cause some washover onto coastal roads around the time of high tide. Minor coastal flooding begins on Easy Street in Nantucket. Dangerous swimming and surfing conditions and localized beach erosion. && Time of high total tides are approximate to the nearest hour. Gloucester Harbor MLLW Categories - Minor 11.5 ft, Moderate 13.0 ft, Major 15.0 ft MHHW Categories - Minor 2.0 ft, Moderate 3.5 ft, Major 5.5 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 04/12 PM 10.0/10.5 0.5/ 1.0 1.0/ 1.5 7-8 None 05/12 AM 12.0/12.5 2.5/ 3.0 1.3/ 1.8 8-9 Minor 05/01 PM 10.1/10.6 0.6/ 1.1 1.0/ 1.5 7 None 06/01 AM 11.8/12.3 2.2/ 2.7 1.0/ 1.5 4 Minor 06/02 PM 9.8/10.3 0.2/ 0.8 0.7/ 1.1 3 None Merrimack River near Newburyport MA MLLW Categories - Minor 11.0 ft, Moderate 12.0 ft, Major 13.5 ft MHHW Categories - Minor 1.5 ft, Moderate 2.5 ft, Major 4.0 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 04/12 PM 8.9/ 9.4 -0.7/-0.2 1.0/ 1.5 6-7 None 05/01 AM 10.8/11.3 1.3/ 1.8 1.3/ 1.8 7 Minor 05/01 PM 9.0/ 9.5 -0.6/-0.1 1.0/ 1.5 6 None 06/01 AM 10.7/11.2 1.2/ 1.7 1.0/ 1.5 4 Minor 06/02 PM 8.8/ 9.3 -0.8/-0.2 0.8/ 1.3 2-3 None Boston Harbor MLLW Categories - Minor 12.5 ft, Moderate 14.0 ft, Major 15.0 ft MHHW Categories - Minor 2.4 ft, Moderate 3.9 ft, Major 4.9 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 04/12 PM 10.3/10.8 0.2/ 0.7 0.9/ 1.4 2 None 05/12 AM 12.4/12.9 2.2/ 2.7 1.3/ 1.8 2 Minor 05/01 PM 10.4/10.9 0.2/ 0.8 0.9/ 1.4 2 None 06/01 AM 12.2/12.7 2.1/ 2.6 0.9/ 1.4 1 Minor 06/02 PM 10.3/10.8 0.2/ 0.7 0.7/ 1.1 1-2 None Revere MLLW Categories - Minor 12.5 ft, Moderate 14.5 ft, Major 16.0 ft MHHW Categories - Minor 2.6 ft, Moderate 4.6 ft, Major 6.1 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 04/12 PM 10.2/10.7 0.2/ 0.8 0.9/ 1.4 2 None 05/12 AM 12.3/12.8 2.3/ 2.8 1.2/ 1.7 2 Minor 05/01 PM 10.3/10.8 0.4/ 0.9 0.9/ 1.4 2 None 06/01 AM 12.1/12.6 2.2/ 2.7 0.9/ 1.4 1 Minor 06/02 PM 10.1/10.6 0.2/ 0.7 0.7/ 1.1 1 None Scituate MA MLLW Categories - Minor 11.5 ft, Moderate 13.5 ft, Major 15.5 ft MHHW Categories - Minor 1.8 ft, Moderate 3.8 ft, Major 5.8 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 04/12 PM 9.6/10.1 -0.2/ 0.3 0.9/ 1.4 6-7 None 05/12 AM 11.8/12.3 2.1/ 2.6 1.3/ 1.8 8 Minor 05/01 PM 9.7/10.2 0.0/ 0.5 0.9/ 1.4 6-7 None 06/01 AM 11.6/12.1 1.9/ 2.3 0.9/ 1.4 4 Minor 06/02 PM 9.6/10.1 -0.2/ 0.3 0.7/ 1.1 2-3 None Buzzards Bay at Woods Hole MLLW Categories - Minor 5.5 ft, Moderate 7.0 ft, Major 8.5 ft MHHW Categories - Minor 3.5 ft, Moderate 5.0 ft, Major 6.5 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 04/09 AM 2.8/ 3.4 0.9/ 1.4 0.6/ 1.1 3 None 04/09 PM 3.4/ 3.9 1.4/ 1.9 0.5/ 1.0 3 None 05/09 AM 3.0/ 3.5 1.0/ 1.5 0.8/ 1.3 3 None 05/10 PM 3.7/ 4.2 1.7/ 2.2 0.7/ 1.1 1-2 None 06/10 AM 2.8/ 3.4 0.9/ 1.4 0.6/ 1.1 1 None 06/11 PM 3.0/ 3.5 1.0/ 1.5 0.1/ 0.6 1 None Chatham MA - East Coast MLLW Categories - Minor 9.0 ft, Moderate 11.5 ft, Major 13.0 ft MHHW Categories - Minor 1.3 ft, Moderate 3.8 ft, Major 5.3 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 04/01 PM 5.2/ 5.7 -2.6/-2.1 0.9/ 1.4 6 None 05/01 AM 6.9/ 7.4 -0.9/-0.4 1.2/ 1.7 6 None 05/02 PM 5.2/ 5.7 -2.6/-2.1 0.9/ 1.4 6 None 06/02 AM 6.6/ 7.1 -1.1/-0.7 0.9/ 1.4 3-4 None 06/03 PM 5.0/ 5.5 -2.7/-2.2 0.7/ 1.1 2-3 None Chatham - South side MLLW Categories - Minor 9.0 ft, Moderate 10.5 ft, Major 11.5 ft MHHW Categories - Minor 4.5 ft, Moderate 6.0 ft, Major 7.0 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 04/01 PM 4.0/ 4.5 -0.5/ 0.0 0.7/ 1.1 5 None 05/01 AM 5.7/ 6.2 1.2/ 1.7 1.0/ 1.5 5 None 05/02 PM 4.2/ 4.7 -0.3/ 0.2 0.8/ 1.3 5-6 None 06/02 AM 5.7/ 6.2 1.2/ 1.7 0.9/ 1.4 2-3 None 06/03 PM 4.2/ 4.7 -0.3/ 0.2 0.7/ 1.1 2 None Provincetown Harbor MLLW Categories - Minor 13.0 ft, Moderate 14.0 ft, Major 15.0 ft MHHW Categories - Minor 2.9 ft, Moderate 3.9 ft, Major 4.9 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 04/12 PM 10.4/10.9 0.2/ 0.8 1.0/ 1.5 6 None 05/12 AM 12.5/13.0 2.3/ 2.8 1.4/ 1.9 7 None 05/01 PM 10.6/11.1 0.5/ 1.0 1.1/ 1.6 6 None 06/01 AM 12.3/12.8 2.2/ 2.7 1.0/ 1.5 3 None 06/02 PM 10.4/10.9 0.2/ 0.8 0.8/ 1.3 2 None Dennis - Sesuit Harbor MLLW Categories - Minor 13.0 ft, Moderate 14.5 ft, Major 16.0 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 -------- --------- --------- --------- ------- -------- 04/12 PM 10.9/11.4 0.4/ 0.9 1.2/ 1.7 4 None 05/12 AM 13.0/13.5 2.5/ 3.0 1.6/ 2.0 4 Minor 05/01 PM 11.2/11.7 0.7/ 1.1 1.3/ 1.8 4 None 06/01 AM 12.8/13.3 2.2/ 2.7 1.1/ 1.6 2-3 Minor 06/02 PM 10.8/11.3 0.2/ 0.8 0.8/ 1.3 1-2 None Sandwich Harbor MLLW Categories - Minor 12.0 ft, Moderate 14.0 ft, Major 15.0 ft MHHW Categories - Minor 1.7 ft, Moderate 3.7 ft, Major 4.7 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 04/12 PM 9.1/ 9.6 -1.3/-0.8 0.8/ 1.3 4 None 05/12 AM 11.1/11.6 0.8/ 1.3 1.2/ 1.7 4 None 05/01 PM 9.2/ 9.7 -1.1/-0.7 0.8/ 1.3 3-4 None 06/01 AM 10.7/11.2 0.4/ 0.9 0.7/ 1.1 3 None 06/02 PM 8.8/ 9.3 -1.6/-1.1 0.4/ 0.9 2 None Wings Neck MLLW Categories - Minor 6.5 ft, Moderate 9.0 ft, Major 11.5 ft MHHW Categories - Minor 2.1 ft, Moderate 4.6 ft, Major 7.1 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 04/09 AM 4.2/ 4.7 -0.2/ 0.2 0.2/ 0.8 4 None 04/09 PM 5.0/ 5.5 0.6/ 1.1 0.0/ 0.5 4 None 05/09 AM 4.5/ 5.0 0.1/ 0.6 0.6/ 1.1 4 None 05/10 PM 5.5/ 6.0 1.1/ 1.6 0.5/ 1.0 2-3 None 06/10 AM 4.4/ 4.9 0.0/ 0.5 0.4/ 0.9 2 None 06/11 PM 4.7/ 5.2 0.2/ 0.8 -0.2/ 0.2 1-2 None 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 -------- --------- --------- --------- ------- -------- 04/01 PM 3.5/ 4.0 -0.2/ 0.3 0.9/ 1.4 5 None 05/01 AM 5.0/ 5.5 1.4/ 1.9 1.2/ 1.7 5 Minor 05/02 PM 3.7/ 4.2 0.1/ 0.6 1.0/ 1.5 4-5 None 06/02 AM 4.7/ 5.2 1.2/ 1.7 1.0/ 1.5 2-3 Minor 06/03 PM 3.6/ 4.1 0.0/ 0.5 0.9/ 1.4 2 None &&