Marine Special Warning - Issued When Needed
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/O.NEW.KBOX.MA.W.0005.250503T2146Z-250503T2245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Special Marine Warning
National Weather Service Boston/Norton MA
546 PM EDT Sat May 3 2025

The National Weather Service in Boston/Norton has issued a

* Special Marine Warning for...
  Boston Harbor...
  Coastal waters east of Ipswich Bay and the Stellwagen Bank National
  Marine Sanctuary...
  Massachusetts Bay and Ipswich Bay...

* Until 645 PM EDT.

* At 545 PM EDT, severe thunderstorms were located along a line
  extending from 17 nm west of Rowley to 8 nm northwest of Revere to
  8 nm southwest of Boston, moving east at 45 knots.

  HAZARD...Wind gusts in excess of 50 knots and small hail.

  SOURCE...Radar. These storms have had a history of 40 to 60 mph 
           wind gusts and sporadic wind damage in central and 
           eastern Massachusetts.

  IMPACT...Boats could suffer significant structural damage in high 
           winds. Small craft could capsize in suddenly higher 
           waves.

* Locations impacted include...
  Eastern Point Ma, The Coastal Waters East Of Cape Ann, Boston
  Light, Mass Bay Buoy 44029, Stellwagen Bank, Sandy Bay, Marblehead
  Neck, Broad Sound, The Coastal Waters East Of Boston Harbor, Minot
  Light, Boston Harbor, Beverly Harbor, Boston Buoy 44013, Ipswich
  Bay, Thatcher Island, Jeffreys Ledge Buoy 44098, Quincy Harbor,
  Essex Bay, Plum Island, and Scituate Harbor.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Move to safe harbor until hazardous weather passes.

Move to safe harbor immediately as gusty winds and high waves are
expected.

&&

LAT...LON 4286 7015 4249 6991 4216 7032 4217 7075
      4223 7083 4220 7099 4226 7100 4229 7109
      4240 7111 4241 7102 4249 7093 4258 7094
      4261 7082 4265 7088 4276 7091 4278 7090
      4279 7085 4281 7084 4279 7081
TIME...MOT...LOC 2145Z 269DEG 43KT 4271 7128 4250 7115 4224 7126 

HAIL...<.75IN
WIND...50KTS

$$

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