523  
WWUS71 KPHI 201830  
NPWPHI  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
230 PM EDT MON APR 20 2026  
 
NJZ014-210900-  
/O.EXA.KPHI.FZ.W.0004.260421T0400Z-260421T1300Z/  
EASTERN MONMOUTH-  
INCLUDING THE CITIES OF SANDY HOOK  
230 PM EDT MON APR 20 2026  
 
...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT  
TUESDAY...  
 
* WHAT...SUB-FREEZING TEMPERATURES AS LOW AS 30 DEGREES EXPECTED.  
 
* WHERE...EASTERN MONMOUTH COUNTY.  
 
* WHEN...FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY.  
 
* IMPACTS...FROST AND FREEZE CONDITIONS COULD KILL CROPS, OTHER  
SENSITIVE VEGETATION AND POSSIBLY DAMAGE UNPROTECTED OUTDOOR  
PLUMBING.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD.  
 
 
 
 
 
NJZ001-PAZ054-055-210900-  
/O.EXT.KPHI.FZ.W.0004.260421T0200Z-260421T1400Z/  
SUSSEX-CARBON-MONROE-  
INCLUDING THE CITIES OF NEWTON, JIM THORPE, AND STROUDSBURG  
230 PM EDT MON APR 20 2026  
 
...FREEZE WARNING NOW IN EFFECT FROM 10 PM THIS EVENING TO 10 AM EDT  
TUESDAY...  
 
* WHAT...SUB-FREEZING TEMPERATURES AS LOW AS 20 DEGREES EXPECTED.  
 
* WHERE...IN NEW JERSEY, SUSSEX COUNTY. IN PENNSYLVANIA, CARBON AND  
MONROE COUNTIES.  
 
* WHEN...FROM 10 PM THIS EVENING TO 10 AM EDT TUESDAY.  
 
* IMPACTS...FROST AND FREEZE CONDITIONS COULD KILL CROPS, OTHER  
SENSITIVE VEGETATION AND POSSIBLY DAMAGE UNPROTECTED OUTDOOR  
PLUMBING.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD.  
 
 
 
 
 
DEZ002-003-MDZ012-015-019-020-210900-  
/O.EXT.KPHI.FZ.W.0004.260421T0600Z-260421T1300Z/  
KENT-INLAND SUSSEX-KENT MD-QUEEN ANNES-TALBOT-CAROLINE-  
INCLUDING THE CITIES OF CENTREVILLE, EASTON, GEORGETOWN,  
CHESTERTOWN, DOVER, AND DENTON  
230 PM EDT MON APR 20 2026  
   
..FREEZE WARNING NOW IN EFFECT FROM 2 AM TO 9 AM EDT TUESDAY  
 
* WHAT...SUB-FREEZING TEMPERATURES AS LOW AS 28 DEGREES EXPECTED.  
 
* WHERE...IN DELAWARE, KENT AND INLAND SUSSEX COUNTIES. IN MARYLAND,  
CAROLINE, KENT MD, QUEEN ANNES, AND TALBOT COUNTIES.  
 
* WHEN...FROM 2 AM TO 9 AM EDT TUESDAY.  
 
* IMPACTS...FROST AND FREEZE CONDITIONS COULD KILL CROPS, OTHER  
SENSITIVE VEGETATION AND POSSIBLY DAMAGE UNPROTECTED OUTDOOR  
PLUMBING.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD.  
 
 
 
 
 
DEZ001-PAZ070-071-210900-  
/O.CON.KPHI.FZ.W.0004.260421T0400Z-260421T1300Z/  
NEW CASTLE-DELAWARE-PHILADELPHIA-  
INCLUDING THE CITIES OF MEDIA, WILMINGTON, AND PHILADELPHIA  
230 PM EDT MON APR 20 2026  
 
...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM  
EDT TUESDAY...  
 
* WHAT...SUB-FREEZING TEMPERATURES AS LOW AS 27 DEGREES EXPECTED.  
 
* WHERE...IN DELAWARE, NEW CASTLE COUNTY. IN PENNSYLVANIA, DELAWARE  
AND PHILADELPHIA COUNTIES.  
 
* WHEN...FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY.  
 
* IMPACTS...FROST AND FREEZE CONDITIONS COULD KILL CROPS, OTHER  
SENSITIVE VEGETATION AND POSSIBLY DAMAGE UNPROTECTED OUTDOOR  
PLUMBING.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD.  
 
 
 
 
 
NJZ007>010-012-013-015>023-027-PAZ060>062-101>106-210900-  
/O.CON.KPHI.FZ.W.0004.260421T0400Z-260421T1300Z/  
WARREN-MORRIS-HUNTERDON-SOMERSET-MIDDLESEX-WESTERN MONMOUTH-  
MERCER-SALEM-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-  
CUMBERLAND-ATLANTIC-CAPE MAY-SOUTHEASTERN BURLINGTON-BERKS-LEHIGH-  
NORTHAMPTON-WESTERN CHESTER-EASTERN CHESTER-WESTERN MONTGOMERY-  
EASTERN MONTGOMERY-UPPER BUCKS-LOWER BUCKS-  
INCLUDING THE CITIES OF EASTON, LANSDALE, NEW BRUNSWICK, KENNETT  
SQUARE, FLEMINGTON, HAMMONTON, OXFORD, MOUNT HOLLY, PENNSVILLE,  
FREEHOLD, CHALFONT, GLASSBORO, HONEY BROOK, READING, MILLVILLE,  
MORRISVILLE, CAPE MAY COURT HOUSE, CAMDEN, BETHLEHEM, NORRISTOWN,  
PERKASIE, TRENTON, SOMERVILLE, CHERRY HILL, MOORESTOWN, WEST  
CHESTER, DOYLESTOWN, WASHINGTON, JACKSON, MORRISTOWN, WHARTON  
STATE FOREST, POTTSTOWN, ALLENTOWN, AND COLLEGEVILLE  
230 PM EDT MON APR 20 2026  
 
...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM  
EDT TUESDAY...  
 
* WHAT...SUB-FREEZING TEMPERATURES AS LOW AS 24 DEGREES EXPECTED.  
 
* WHERE...PORTIONS OF CENTRAL, NORTHERN, NORTHWEST, AND SOUTHERN NEW  
JERSEY AND EAST CENTRAL AND SOUTHEAST PENNSYLVANIA.  
 
* WHEN...FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY.  
 
* IMPACTS...FROST AND FREEZE CONDITIONS COULD KILL CROPS, OTHER  
SENSITIVE VEGETATION AND POSSIBLY DAMAGE UNPROTECTED OUTDOOR  
PLUMBING.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD.  
 
 
 
 
 
DESILVA  
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