Watches, Warnings & Advisories



2 products issued by NWS for: 19NM NNE Lewes DE

Special Marine Warning

Special Marine Warning
ANZ430-431-182130-
/O.NEW.KPHI.MA.W.0038.250618T2027Z-250618T2130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Special Marine Warning
National Weather Service Mount Holly NJ
427 PM EDT Wed Jun 18 2025

The National Weather Service in Mount Holly NJ has issued a

* Special Marine Warning for...
  Delaware Bay...

* Until 530 PM EDT.

* At 427 PM EDT, a severe thunderstorm was located 9 nm west of
  Slaughter Beach, moving east at 35 knots.

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

  SOURCE...Radar.

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

* Locations impacted include...
  Brown Shoal Light, Brandywine Shoal Light, Fourteen Foot Bank
  Light, Slaughter Beach, Cape Henlopen, and East Point.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Frequent lightning is occurring with this storm. If caught on the
open water, stay below deck if possible and keep away from ungrounded
metal objects.

&&

LAT...LON 3907 7518 3923 7504 3936 7503 3932 7499
      3933 7502 3927 7503 3930 7498 3928 7498
      3920 7503 3918 7491 3911 7489 3911 7486
      3910 7489 3897 7495 3876 7511 3877 7530
      3883 7529 3894 7541 3899 7539 3903 7546
TIME...MOT...LOC 2027Z 269DEG 36KT 3889 7551

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

$$

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Severe Thunderstorm Watch

SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 433
NWS STORM PREDICTION CENTER NORMAN OK
1245 PM EDT WED JUN 18 2025

SEVERE THUNDERSTORM WATCH 433 IS IN EFFECT UNTIL 700 PM EDT
FOR THE FOLLOWING LOCATIONS

ANZ430-431-450-451-452-453-454-455-530-531-532-533-534-535-536-
537-538-539-540-541-542-543-182300-
/O.NEW.KWNS.SV.A.0433.250618T1645Z-250618T2300Z/

CW

.    ADJACENT COASTAL WATERS INCLUDED ARE

DELAWARE BAY WATERS NORTH OF EAST POINT NJ TO SLAUGHTER BEACH DE

DELAWARE BAY WATERS SOUTH OF EAST POINT NJ TO SLAUGHTER BEACH DE

COASTAL WATERS FROM SANDY HOOK TO MANASQUAN INLET NJ OUT 20 NM

COASTAL WATERS FROM MANASQUAN INLET TO LITTLE EGG INLET NJ OUT 20
NM

COASTAL WATERS FROM LITTLE EGG INLET TO GREAT EGG INLET NJ OUT 20
NM

COASTAL WATERS FROM GREAT EGG INLET TO CAPE MAY NJ OUT 20 NM

COASTAL WATERS FROM CAPE MAY NJ TO CAPE HENLOPEN DE OUT 20 NM

COASTAL WATERS FROM CAPE HENLOPEN TO FENWICK ISLAND DE OUT 20 NM

CHESAPEAKE BAY NORTH OF POOLES ISLAND MD

CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD

CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD

CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD

CHESAPEAKE BAY FROM DRUM POINT MD TO SMITH POINT VA

TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD

TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD

TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA

PATAPSCO RIVER INCLUDING BALTIMORE HARBOR

CHESTER RIVER TO QUEENSTOWN MD

EASTERN BAY

CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER

PATUXENT RIVER TO BROOMES ISLAND MD

TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH
ISLAND

$$
ATTN...WFO...LWX...PHI...CTP...AKQ...