Air Quality Index

425 PM EDT SUN MAY 27 2012

THE FORECAST MONDAY FOR THE DC METRO AREA IS CODE LEVEL
YELLOW...WHICH IS MODERATE...AND MEANS PEOPLE UNUSUALLY SENSITIVE
TO AIR POLLUTION MAY BE MILDLY AFFECTED.  PRIMARY POLLUTANT
WILL BE OZONE.

FOR MORE INFORMATION ON GROUND-LEVEL OZONE AND FINE
PARTICLES...VISIT WWW.CLEANAIRPARTNERS.NET.

Air Quality Alert

425 PM EDT SAT MAY 26 2012

...AIR QUALITY ALERT IS IN EFFECT FOR SUNDAY MAY 27 2012...

THE METROPOLITAN WASHINGTON COUNCIL OF GOVERNMENTS IN ASSOCIATION
WITH MARYLAND DEPARTMENT OF THE ENVIRONMENT, VIRGINIA DEPARTMENT
OF ENVIRONMENTAL QUALITY, AND DISTRICT DEPARTMENT OF ENVIRONMENT
HAS ISSUED A CODE ORANGE AIR QUALITY ALERT SUNDAY FOR
THE DC METRO AREA.

A CODE ORANGE AIR QUALITY ALERT MEANS THAT AIR POLLUTION 
CONCENTRATIONS WITHIN THE REGION MAY BECOME UNHEALTHY FOR SENSITIVE 
GROUPS. SENSITIVE GROUPS INCLUDE CHILDREN...PEOPLE SUFFERING FROM 
ASTHMA... HEART DISEASE OR OTHER LUNG DISEASES...AND THE ELDERLY. 
THE EFFECTS OF AIR POLLUTION CAN BE MINIMIZED BY AVOIDING STRENUOUS
ACTIVITY OR EXERCISE OUTDOORS.

FOR MORE INFORMATION ON GROUND-LEVEL OZONE AND FINE
PARTICLES...VISIT WWW.CLEANAIRPARTNERS.NET.

Hazardous Weather Outlook

1035 PM EDT SUN MAY 27 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE MARYLAND PORTION OF THE
CHESAPEAKE BAY...TIDAL POTOMAC RIVER...AND ADJACENT COUNTIES IN
CENTRAL MARYLAND AND NORTHERN VIRGINIA AS WELL AS THE DISTRICT OF
COLUMBIA.

.DAY ONE...TONIGHT

A SMALL CRAFT ADVISORY REMAIN IN EFFECT FOR THE MAIN STEM OF THE
CHESAPEAKE BAY FROM POOLES ISLAND TO SMITH POINT UNTIL 2 AM.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

TEMPERATURES ABOVE 90 DEGREES WITH HEAT INDICES IN THE MID 90S
ARE EXPECTED MONDAY AND TUESDAY...WITH MONDAY AS THE HOTTEST DAY.

PREPARE FOR THE HEAT IF YOU PLAN TO ATTEND OUTDOOR EVENTS. DRINK
PLENTY OF WATER AND DRESS IN LIGHTWEIGHT AND LOOSE FITTING
CLOTHES. GET INTO THE SHADE WHEN POSSIBLE AND LIMIT PHYSICAL
EXERTION IN THIS EARLY SEASON HEAT.

A SMALL CRAFT ADVISORY IS IN EFFECT MONDAY NIGHT FOR THE MARYLAND
CHESAPEAKE BAY SOUTH OF SANDY POINT AND THE LOWER TIDAL POTOMAC
RIVER.

A SMALL CRAFT ADVISORY MAY BE NEEDED FOR PORTIONS OF THE WATERS
TUESDAY AND TUESDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME.

There are currently no Special Weather Statements Manassas Municipal Automatic Weather Observing / Reporting System, .

Shortterm Forecast

1119 PM EDT SUN MAY 27 2012

.NOW...

AREA OF LIGHT RAIN WILL CONTINUE TO TAPER OFF ACROSS THE GREATER
BALTIMORE-WASHINGTON METRO AREA. SOME SHOWERS MAY DEVELOP ACROSS
CENTRAL MARYLAND AND NORTHERN VIRGINIA. THROUGH 1230AM...EXPECT UP
TO AN ADDITIONAL COUPLE HUNDREDTHS OF AN INCH OF RAINFALL.