474  
WWUS71 KCTP 200951  
NPWCTP  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE STATE COLLEGE PA  
451 AM EST THU NOV 20 2025  
 
PAZ036-053-057>059-063>066-201400-  
/O.EXA.KCTP.FG.Y.0019.000000T0000Z-251120T1400Z/  
FRANKLIN-COLUMBIA-DAUPHIN-SCHUYLKILL-LEBANON-CUMBERLAND-ADAMS-  
YORK-LANCASTER-  
INCLUDING THE CITIES OF POTTSVILLE, LANCASTER, CHAMBERSBURG,  
HERSHEY, BLOOMSBURG, GETTYSBURG, YORK, BERWICK, LEBANON,  
CARLISLE, AND HARRISBURG  
451 AM EST THU NOV 20 2025  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM EST THIS MORNING
 
 
* WHAT...VISIBILITY ONE QUARTER MILE OR LESS IN DENSE FOG.  
 
* WHERE...ADAMS, COLUMBIA, CUMBERLAND, DAUPHIN, FRANKLIN, LANCASTER,  
LEBANON, SCHUYLKILL, AND YORK COUNTIES.  
 
* WHEN...UNTIL 9 AM EST THIS MORNING.  
 
* IMPACTS...LOW VISIBILITY COULD MAKE DRIVING CONDITIONS HAZARDOUS.  
 
* ADDITIONAL DETAILS...A LIGHT GLAZE OF ICE FROM FREEZING FOG COULD  
ALSO RESULT IN HAZARDOUS DRIVING CONDITIONS THROUGH THE MORNING  
COMMUTE ESPECIALLY ON BRIDGES AND OVERPASSES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF DRIVING, SLOW DOWN, USE YOUR LOW-BEAM HEADLIGHTS, AND LEAVE  
PLENTY OF DISTANCE AHEAD OF YOU.  
 

 
 

 
 
PAZ010>012-017>019-024>028-033>035-041-045-046-049>052-056-201400-  
/O.CON.KCTP.FG.Y.0019.000000T0000Z-251120T1400Z/  
ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD-NORTHERN CENTRE-SOUTHERN  
CENTRE-CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN-JUNIATA-SOMERSET-BEDFORD-  
FULTON-NORTHERN LYCOMING-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-  
SNYDER-MONTOUR-NORTHUMBERLAND-PERRY-  
INCLUDING THE CITIES OF DUBOIS, MCCONNELLSBURG, SUNBURY,  
SOMERSET, BEDFORD, MOUNT UNION, MIFFLINTOWN, ALTOONA, LOCK HAVEN,  
WILLIAMSPORT, TROUT RUN, STATE COLLEGE, RIDGWAY, PHILIPSBURG,  
HUNTINGDON, ST. MARYS, CLEARFIELD, SHAMOKIN, NEWPORT, LEWISBURG,  
EMPORIUM, SELINSGROVE, JOHNSTOWN, DANVILLE, RENOVO, AND LEWISTOWN  
451 AM EST THU NOV 20 2025  
 
...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS  
MORNING...  
 
* WHAT...VISIBILITY ONE QUARTER MILE OR LESS IN DENSE FOG.  
 
* WHERE...A PORTION OF CENTRAL PENNSYLVANIA.  
 
* WHEN...UNTIL 9 AM EST THIS MORNING.  
 
* IMPACTS...LOW VISIBILITY COULD MAKE DRIVING CONDITIONS HAZARDOUS.  
 
* ADDITIONAL DETAILS...A LIGHT GLAZE OF ICE FROM FREEZING FOG COULD  
ALSO RESULT IN HAZARDOUS DRIVING CONDITIONS THROUGH THE MORNING  
COMMUTE ESPECIALLY ON BRIDGES AND OVERPASSES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF DRIVING, SLOW DOWN, USE YOUR LOW-BEAM HEADLIGHTS, AND LEAVE  
PLENTY OF DISTANCE AHEAD OF YOU.  
 

 
 

 
 
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE VISIT  
WEATHER.GOV/STATECOLLEGE  
 
MS/BL  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab PA Page Main Text Page