643  
WWUS71 KBUF 011730  
NPWBUF  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE BUFFALO NY  
130 PM EDT FRI MAY 1 2026  
 
NYZ019-020900-  
/O.NEW.KBUF.FZ.W.0001.260502T0400Z-260502T1300Z/  
CHAUTAUQUA-  
INCLUDING THE CITIES OF JAMESTOWN  
130 PM EDT FRI MAY 1 2026  
 
...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT  
SATURDAY...  
 
* WHAT...SUB-FREEZING TEMPERATURES AROUND 30 EXPECTED.  
 
* WHERE...CHAUTAUQUA COUNTY.  
 
* WHEN...FROM MIDNIGHT TONIGHT TO 9 AM EDT SATURDAY.  
 
* 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.  
 
TO PREVENT FREEZING AND POSSIBLE BURSTING OF OUTDOOR WATER PIPES  
THEY SHOULD BE WRAPPED, DRAINED, OR ALLOWED TO DRIP SLOWLY. THOSE  
THAT HAVE IN-GROUND SPRINKLER SYSTEMS SHOULD DRAIN THEM AND COVER  
ABOVE-GROUND PIPES TO PROTECT THEM FROM FREEZING.  
 

 
 

 
 
NYZ001>006-010>014-085-020900-  
/O.NEW.KBUF.FR.Y.0002.260502T0400Z-260502T1300Z/  
NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-NORTHERN ERIE-  
GENESEE-WYOMING-LIVINGSTON-ONTARIO-SOUTHERN ERIE-  
INCLUDING THE CITIES OF NIAGARA FALLS, MEDINA, ROCHESTER, NEWARK,  
FAIR HAVEN, OSWEGO, BUFFALO, BATAVIA, WARSAW, GENESEO,  
CANANDAIGUA, ORCHARD PARK, AND SPRINGVILLE  
130 PM EDT FRI MAY 1 2026  
 
...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT  
SATURDAY...  
 
* WHAT...TEMPERATURES IN THE LOWER 30S WILL RESULT IN FROST  
FORMATION.  
 
* WHERE...ERIE, NIAGARA, ORLEANS, MONROE, WAYNE, NORTHERN CAYUGA,  
OSWEGO, GENESEE, WYOMING, LIVINGSTON, AND ONTARIO COUNTIES.  
 
* WHEN...FROM MIDNIGHT TONIGHT TO 9 AM EDT SATURDAY.  
 
* IMPACTS...FROST COULD KILL SENSITIVE OUTDOOR VEGETATION IF LEFT  
UNPROTECTED.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD.  
 

 
 

 
 
EAJ  
 
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