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Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Baltimore MD/Washington DC
505 AM EDT Fri Jul 21 2017

MDZ003>006-501>507-VAZ025>031-036>040-050-051-501>508-WVZ050>053-
055-501>506-220915-
Washington-Frederick MD-Carroll-Northern Baltimore-
Extreme Western Allegany-Central and Eastern Allegany-
Northwest Montgomery-Central and Southeast Montgomery-
Northwest Howard-Central and Southeast Howard-Northwest Harford-
Augusta-Rockingham-Shenandoah-Frederick VA-Page-Warren-Clarke-
Nelson-Albemarle-Greene-Madison-Rappahannock-Orange-Culpeper-
Northern Fauquier-Southern Fauquier-Western Highland-
Eastern Highland-Western Loudoun-Eastern Loudoun-
Northern Virginia Blue Ridge-Central Virginia Blue Ridge-
Hampshire-Morgan-Berkeley-Jefferson-Hardy-Western Grant-
Eastern Grant-Western Mineral-Eastern Mineral-Western Pendleton-
Eastern Pendleton-
505 AM EDT Fri Jul 21 2017

This Hazardous Weather Outlook is for eastern West Virginia,
northern and central Virginia, and central and western Maryland
with the exception of Garrett County.

.DAY ONE...Today and Tonight

A Heat Advisory is in effect for portions of northern and central
Virginia as well as central Maryland from 10 am until 8 pm today.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Heat indices around 105 degrees or higher are likely for Piedmont
areas east of the Blue Ridge Saturday and Sunday. Heat indices of
100 degrees or higher are possible for lower elevations west of
the Blue Ridge Saturday.

Isolated severe thunderstorms with damaging winds and hail are
possible Saturday and Sunday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is possible Saturday and Sunday.

$$

Jackson




Air Quality Alert

DCZ001-MDZ004-503-504-013-016>018-VAZ505-506-052>054-220400-
DISTRICT OF COLUMBIA-FREDERICK MD-MONTGOMERY-PRINCE GEORGES-
CHARLES-ST. MARYS-CALVERT-LOUDOUN-
PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-
435 PM EDT Thu Jul 20 2017

...AIR QUALITY ALERT IS IN EFFECT FOR FRIDAY JULY 21 2017...

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 Friday 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.

$$



U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: May 16, 2007
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