Watches, Warnings & Advisories



3 products issued by NWS for: 4 Miles NNE White Hall MD

Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Baltimore MD/Washington DC
1206 PM EDT Tue Jul 16 2024

MDZ003>006-503-505-507-VAZ025>031-036>040-050-051-501-502-505>508-
526-WVZ050>053-055-171615-
Washington-Frederick MD-Carroll-Northern Baltimore-
Northwest Montgomery-Northwest Howard-Northwest Harford-Augusta-
Rockingham-Shenandoah-Frederick VA-Page-Warren-Clarke-Nelson-
Albemarle-Greene-Madison-Rappahannock-Orange-Culpeper-
Northern Fauquier-Southern Fauquier-Western Loudoun-
Eastern Loudoun-Northern Virginia Blue Ridge-
Central Virginia Blue Ridge-Northwest Prince William-Hampshire-
Morgan-Berkeley-Jefferson-Hardy-
1206 PM EDT Tue Jul 16 2024

This Hazardous Weather Outlook is for portions of eastern West
Virginia, northern and central Virginia, and central and western
Maryland.

.DAY ONE...This Afternoon and Tonight

An Excessive Heat Warning is in effect from 11 AM until 8 PM
today for the northern Shenandoah Valley into Washington County
Maryland, as well as northern Baltimore and Harford Counties. A
Heat Advisory is in effect elsewhere.

Isolated severe thunderstorms with damaging wind gusts are
possible this afternoon and evening.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

A Heat Advisory is in effect for the entire outlook area aside
from Hampshire, Hardy, Augusta, and Nelson counties from 11 AM
until 8 PM Wednesday.

Scattered severe thunderstorms with damaging wind gusts are
possible Wednesday afternoon and evening, especially east of the
Blue Ridge Mountains.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed this afternoon.

$$



Heat Advisory

URGENT - WEATHER MESSAGE
National Weather Service Baltimore MD/Washington DC
1144 AM EDT Tue Jul 16 2024

DCZ001-MDZ006-008-011-013-014-016>018-504-506>508-VAZ053>055-057-
527-162345-
/O.NEW.KLWX.HT.Y.0012.240717T1500Z-240718T0000Z/
/O.CON.KLWX.EH.W.0007.000000T0000Z-240717T0000Z/
District of Columbia-Northern Baltimore-Cecil-Southern Baltimore-
Prince Georges-Anne Arundel-Charles-St. Marys-Calvert-
Central and Southeast Montgomery-Central and Southeast Howard-
Northwest Harford-Southeast Harford-Fairfax-
Arlington/Falls Church/Alexandria-Stafford-King George-
Central and Southeast Prince William/Manassas/Manassas Park-
Including the cities of Washington, Reisterstown, Cockeysville,
Elkton, Baltimore, Bowie, Suitland-Silver Hill, Clinton,
College Park, Greenbelt, Laurel, Camp Springs, Glen Burnie,
Annapolis, Severn, South Gate, Severna Park, Arnold, Odenton,
St. Charles, Waldorf, Lexington Park, California,
Chesapeake Beach, Huntingtown, Dunkirk, North Beach, Lusby,
Prince Frederick, Bethesda, Rockville, Gaithersburg,
Silver Spring, Columbia, Ellicott City, Jarrettsville, Aberdeen,
Reston, Herndon, Annandale, Centreville, Chantilly, McLean,
Franconia, Arlington, Alexandria, Falls Church, Falmouth,
Dahlgren, Dale City, Manassas, Woodbridge, Lake Ridge,
and Montclair
1144 AM EDT Tue Jul 16 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT WEDNESDAY...

* WHAT...For the Excessive Heat Warning, dangerously hot
  conditions with heat index values around 110. For the Heat
  Advisory, heat index values around 105 expected.

* WHERE...Portions of central, northeast, northern and southern
  Maryland, The District of Columbia and central and northern
  Virginia.

* WHEN...For the Excessive Heat Warning, until 8 PM EDT this
  evening. For the Heat Advisory, from 11 AM to 8 PM EDT
  Wednesday.

* IMPACTS...Extreme heat and humidity will significantly
  increase the potential for heat related illnesses,
  particularly for those working or participating in outdoor
  activities.

* ADDITIONAL DETAILS...Very warm and humid conditions will persist
  into the overnight hours, adding heat stress to those without
  air conditioning. Ensure to stay hydrated and find ways to stay
  cool.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out
of the sun, and check up on relatives and neighbors. Young
children and pets should never be left unattended in vehicles
under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. To reduce risk during outdoor work, the Occupational
Safety and Health Administration recommends scheduling frequent
rest breaks in shaded or air conditioned environments. Anyone
overcome by heat should be moved to a cool and shaded location.
Heat stroke is an emergency! Call 9 1 1.

&&

$$



Excessive Heat Warning

URGENT - WEATHER MESSAGE
National Weather Service Baltimore MD/Washington DC
1144 AM EDT Tue Jul 16 2024

DCZ001-MDZ006-008-011-013-014-016>018-504-506>508-VAZ053>055-057-
527-162345-
/O.NEW.KLWX.HT.Y.0012.240717T1500Z-240718T0000Z/
/O.CON.KLWX.EH.W.0007.000000T0000Z-240717T0000Z/
District of Columbia-Northern Baltimore-Cecil-Southern Baltimore-
Prince Georges-Anne Arundel-Charles-St. Marys-Calvert-
Central and Southeast Montgomery-Central and Southeast Howard-
Northwest Harford-Southeast Harford-Fairfax-
Arlington/Falls Church/Alexandria-Stafford-King George-
Central and Southeast Prince William/Manassas/Manassas Park-
Including the cities of Washington, Reisterstown, Cockeysville,
Elkton, Baltimore, Bowie, Suitland-Silver Hill, Clinton,
College Park, Greenbelt, Laurel, Camp Springs, Glen Burnie,
Annapolis, Severn, South Gate, Severna Park, Arnold, Odenton,
St. Charles, Waldorf, Lexington Park, California,
Chesapeake Beach, Huntingtown, Dunkirk, North Beach, Lusby,
Prince Frederick, Bethesda, Rockville, Gaithersburg,
Silver Spring, Columbia, Ellicott City, Jarrettsville, Aberdeen,
Reston, Herndon, Annandale, Centreville, Chantilly, McLean,
Franconia, Arlington, Alexandria, Falls Church, Falmouth,
Dahlgren, Dale City, Manassas, Woodbridge, Lake Ridge,
and Montclair
1144 AM EDT Tue Jul 16 2024

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT WEDNESDAY...

* WHAT...For the Excessive Heat Warning, dangerously hot
  conditions with heat index values around 110. For the Heat
  Advisory, heat index values around 105 expected.

* WHERE...Portions of central, northeast, northern and southern
  Maryland, The District of Columbia and central and northern
  Virginia.

* WHEN...For the Excessive Heat Warning, until 8 PM EDT this
  evening. For the Heat Advisory, from 11 AM to 8 PM EDT
  Wednesday.

* IMPACTS...Extreme heat and humidity will significantly
  increase the potential for heat related illnesses,
  particularly for those working or participating in outdoor
  activities.

* ADDITIONAL DETAILS...Very warm and humid conditions will persist
  into the overnight hours, adding heat stress to those without
  air conditioning. Ensure to stay hydrated and find ways to stay
  cool.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out
of the sun, and check up on relatives and neighbors. Young
children and pets should never be left unattended in vehicles
under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. To reduce risk during outdoor work, the Occupational
Safety and Health Administration recommends scheduling frequent
rest breaks in shaded or air conditioned environments. Anyone
overcome by heat should be moved to a cool and shaded location.
Heat stroke is an emergency! Call 9 1 1.

&&

$$