747  
AEUS71 KLWX 202140  
AQILWX  
MD DEPT OF ENVIRONMENT AND VA DEPT OF ENVIRONMENTAL QUALITY  
RELAYED BY NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
440 PM EST FRI DEC 20 2024  
 
AIR QUALITY FORECASTS FOR NORTHERN VIRGINIA ARE PROVIDED BY  
THE VIRGINIA DEPARTMENT OF ENVIRONMENTAL QUALITY.  
AIR QUALITY FORECASTS FOR THE DC METRO ARE PROVIDED BY  
THE METROPOLITAN WASHINGTON COUNCIL OF GOVERNMENTS.  
AIR QUALITY FORECASTS FOR MARYLAND ARE PROVIDED BY THE  
MARYLAND DEPARTMENT OF ENVIRONMENT.  
 
DCZ001-212000-  
DISTRICT OF COLUMBIA-  
440 PM EST FRI DEC 20 2024  
 
THE FORECAST SATURDAY FOR THE DISTRICT OF COLUMBIA IS CODE LEVEL  
GREEN...WHICH IS GOOD...AND MEANS LITTLE OR NO HEALTH RISK.  
PRIMARY POLLUTANT WILL BE PARTICLES.  
 
FOR MORE INFORMATION ON GROUND-LEVEL OZONE  
AND FINE PARTICLES VISIT THE WEB SITE  
HTTPS://WWW.MWCOG.ORG/ENVIRONMENT/AIR/FORECAST/.  
 

 
 
VAZ053-054-505-506-526-527-212000-  
FAIRFAX-WESTERN LOUDOUN-EASTERN LOUDOUN-NORTHWEST PRINCE WILLIAM-  
CENTRAL AND SOUTHEAST PRINCE WILLIAM/MANASSAS/MANASSAS PARK-  
ARLINGTON/FALLS CHURCH/ALEXANDRIA-  
440 PM EST FRI DEC 20 2024  
 
THE FORECAST SATURDAY FOR NORTHERN VIRGINIA IS CODE LEVEL  
GREEN...WHICH IS GOOD...AND MEANS LITTLE OR NO HEALTH RISK.  
PRIMARY POLLUTANT WILL BE PARTICLES.  
 
FOR MORE INFORMATION ON GROUND-LEVEL OZONE AND FINE PARTICLES  
VISIT THE WEB SITE WWW.DEQ.VIRGINIA.GOV.  
 

 
 
MDZ013-504-506-212000-  
CENTRAL AND SOUTHEAST MONTGOMERY-CENTRAL AND SOUTHEAST HOWARD-  
PRINCE GEORGES-  
440 PM EST FRI DEC 20 2024  
 
THE FORECAST SATURDAY FOR THE MARYLAND SUBURBAN DC REGION IS CODE  
LEVEL GREEN...WHICH IS GOOD...AND MEANS LITTLE OR NO HEALTH RISK.  
PRIMARY POLLUTANT WILL BE PARTICLES.  
 
FOR MORE INFORMATION ON GROUND-LEVEL OZONE  
AND FINE PARTICLES VISIT THE WEB SITE  
MDE.MARYLAND.GOV/PROGRAMS/AIR/AIRQUALITYMONITORING/PAGES/INDEX.ASPX.  
 

 
 
MDZ011-014-212000-  
SOUTHERN BALTIMORE-ANNE ARUNDEL-  
440 PM EST FRI DEC 20 2024  
 
THE FORECAST SATURDAY FOR THE BALTIMORE CITY METRO AND ANNAPOLIS  
REGION IS CODE LEVEL GREEN...WHICH IS GOOD...AND MEANS LITTLE  
OR NO HEALTH RISK. PRIMARY POLLUTANT WILL BE PARTICLES.  
 
FOR MORE INFORMATION ON GROUND-LEVEL OZONE  
AND FINE PARTICLES VISIT THE WEB SITE  
MDE.MARYLAND.GOV/PROGRAMS/AIR/AIRQUALITYMONITORING/PAGES/INDEX.ASPX.  
 

 
 
MDZ004-005-503-505-212000-  
FREDERICK-CARROLL-NORTHWEST MONTGOMERY-NORTHWEST HOWARD-  
440 PM EST FRI DEC 20 2024  
 
THE FORECAST SATURDAY FOR THE MARYLAND PIEDMONT REGION IS CODE  
LEVEL GREEN...WHICH IS GOOD...AND MEANS LITTLE OR NO HEALTH RISK.  
PRIMARY POLLUTANT WILL BE PARTICLES.  
 
FOR MORE INFORMATION ON GROUND-LEVEL OZONE  
AND FINE PARTICLES VISIT THE WEB SITE  
MDE.MARYLAND.GOV/PROGRAMS/AIR/AIRQUALITYMONITORING/PAGES/INDEX.ASPX.  
 

 
 
MDZ006-507-212000-  
NORTHERN BALTIMORE-NORTHERN HARFORD-  
440 PM EST FRI DEC 20 2024  
 
THE FORECAST SATURDAY FOR NORTHERN BALTIMORE IS CODE LEVEL  
GREEN...WHICH IS GOOD...AND MEANS LITTLE OR NO HEALTH RISK.  
PRIMARY POLLUTANT WILL BE PARTICLES.  
 
FOR MORE INFORMATION ON GROUND-LEVEL OZONE  
AND FINE PARTICLES VISIT THE WEB SITE  
MDE.MARYLAND.GOV/PROGRAMS/AIR/AIRQUALITYMONITORING/PAGES/INDEX.ASPX.  
 

 
 
MDZ008-508-212000-  
SOUTHERN HARFORD-CECIL-  
440 PM EST FRI DEC 20 2024  
 
THE FORECAST SATURDAY FOR NORTHEAST MARYLAND IS CODE LEVEL  
GREEN...WHICH IS GOOD...AND MEANS LITTLE OR NO HEALTH RISK.  
PRIMARY POLLUTANT WILL BE PARTICLES.  
 
FOR MORE INFORMATION ON GROUND-LEVEL OZONE  
AND FINE PARTICLES VISIT THE WEB SITE  
MDE.MARYLAND.GOV/PROGRAMS/AIR/AIRQUALITYMONITORING/PAGES/INDEX.ASPX.  
 

 
 
MDZ016>018-212000-  
CHARLES-ST. MARYS-CALVERT-  
440 PM EST FRI DEC 20 2024  
 
THE FORECAST SATURDAY FOR SOUTHERN MARYLAND IS CODE LEVEL  
GREEN...WHICH IS GOOD...AND MEANS LITTLE OR NO HEALTH RISK.  
PRIMARY POLLUTANT WILL BE PARTICLES.  
 
FOR MORE INFORMATION ON GROUND-LEVEL OZONE  
AND FINE PARTICLES VISIT THE WEB SITE  
MDE.MARYLAND.GOV/PROGRAMS/AIR/AIRQUALITYMONITORING/PAGES/INDEX.ASPX.  
 

 
 
VAZ028-031-WVZ051>053-212000-  
FREDERICK-CLARKE-MORGAN-BERKELEY-JEFFERSON-  
440 PM EST FRI DEC 20 2024  
 
THE FORECAST SATURDAY FOR WINCHESTER AND THE EASTERN WEST  
VIRGINIA PANHANDLE IS CODE LEVEL GREEN...WHICH IS GOOD...AND  
MEANS LITTLE OR NO HEALTH RISK. PRIMARY POLLUTANT WILL BE  
PARTICLES.  
 
FOR MORE INFORMATION ON GROUND-LEVEL OZONE AND FINE PARTICLES  
VISIT THE WEB SITE WWW.DEQ.VIRGINIA.GOV.  
 

 
 
MDZ003-212000-  
WASHINGTON-  
440 PM EST FRI DEC 20 2024  
 
THE FORECAST SATURDAY FOR THE HAGERSTOWN AREA IS CODE LEVEL  
GREEN...WHICH IS GOOD...AND MEANS LITTLE OR NO HEALTH RISK.  
PRIMARY POLLUTANT WILL BE PARTICLES.  
 
FOR MORE INFORMATION ON GROUND-LEVEL OZONE  
AND FINE PARTICLES VISIT THE WEB SITE  
MDE.MARYLAND.GOV/PROGRAMS/AIR/AIRQUALITYMONITORING/PAGES/INDEX.ASPX.  
 

 
 
MDZ001-501-502-212000-  
GARRETT-ALLEGANY-  
440 PM EST FRI DEC 20 2024  
 
THE FORECAST SATURDAY FOR WESTERN MARYLAND IS CODE LEVEL  
GREEN...WHICH IS GOOD...AND MEANS LITTLE OR NO HEALTH RISK.  
PRIMARY POLLUTANT WILL BE PARTICLES.  
 
FOR MORE INFORMATION ON GROUND-LEVEL OZONE  
AND FINE PARTICLES VISIT THE WEB SITE  
MDE.MARYLAND.GOV/PROGRAMS/AIR/AIRQUALITYMONITORING/PAGES/INDEX.ASPX.  
 

 
 
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