830  
WWUS71 KCAR 211708  
NPWCAR  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CARIBOU ME  
108 PM EDT THU MAY 21 2026  
 
MEZ002-005-006-010-220815-  
/O.CON.KCAR.FR.Y.0002.260522T0400Z-260522T1100Z/  
NORTHEAST AROOSTOOK-NORTHERN PENOBSCOT-SOUTHEAST AROOSTOOK-  
CENTRAL PISCATAQUIS-  
INCLUDING THE CITIES OF MONSON, MARS HILL, MILLINOCKET, ASHLAND,  
HOULTON, HODGDON, GREENVILLE, CARIBOU, MEDWAY, EAST MILLINOCKET,  
PATTEN, SHERMAN, SMYRNA MILLS, VAN BUREN, PRESQUE ISLE, AND  
BLANCHARD  
108 PM EDT THU MAY 21 2026  
 
...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 7 AM  
EDT FRIDAY...  
 
* WHAT...TEMPERATURES AS LOW AS 30 WILL RESULT IN FROST FORMATION.  
 
* WHERE...CENTRAL PISCATAQUIS, NORTHERN PENOBSCOT, SOUTHEAST  
AROOSTOOK, AND NORTHEAST AROOSTOOK COUNTIES.  
 
* WHEN...FROM MIDNIGHT TONIGHT TO 7 AM EDT FRIDAY.  
 
* IMPACTS...FROST COULD HARM SENSITIVE OUTDOOR VEGETATION. SENSITIVE  
OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD.  
 

 
 

 
 
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