Heat Advisory
URGENT - WEATHER MESSAGE
National Weather Service Baltimore MD/Washington DC
811 AM EDT Sun Jun 22 2025
MDZ003-VAZ027>031-WVZ052-053-222015-
/O.CON.KLWX.HT.Y.0001.250622T1600Z-250623T0000Z/
/O.CON.KLWX.XH.A.0001.250623T1500Z-250624T0100Z/
Washington-Shenandoah-Frederick VA-Page-Warren-Clarke-Berkeley-
Jefferson-
811 AM EDT Sun Jun 22 2025
...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS
EVENING...
...EXTREME HEAT WATCH REMAINS IN EFFECT FROM MONDAY MORNING THROUGH
MONDAY EVENING...
* WHAT...For the Heat Advisory, heat index values up to 104
expected. For the Extreme Heat Watch, dangerously hot conditions
with heat index values up to 109 possible.
* WHERE...In Maryland, Washington County. In Virginia, Clarke,
Frederick, Page, Shenandoah, and Warren Counties. In West
Virginia, Berkeley and Jefferson Counties.
* WHEN...For the Heat Advisory, from noon today to 8 PM EDT this
evening. For the Extreme Heat Watch, from Monday morning through
Monday evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events. Hot temperatures and high
humidity may cause heat illnesses.
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.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
206 AM EDT Sun Jun 22 2025
DEZ002>004-MDZ012-015-019-020-222100-
/O.CON.KPHI.HT.Y.0002.250623T1200Z-250625T0000Z/
Kent-Inland Sussex-Delaware Beaches-Kent MD-Queen Annes-Talbot-
Caroline-
Including the cities of Chestertown, Denton, Georgetown, Rehoboth
Beach, Dover, Centreville, and Easton
206 AM EDT Sun Jun 22 2025
...HEAT ADVISORY REMAINS IN EFFECT FROM 8 AM MONDAY TO 8 PM EDT
TUESDAY...
* WHAT...Heat index values up to 109 degrees expected.
* WHERE...In Delaware, Kent, Delaware Beaches, and Inland Sussex
Counties. In Maryland, Caroline, Kent MD, Queen Annes, and Talbot
Counties.
* WHEN...From 8 AM Monday to 8 PM EDT Tuesday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
* ADDITIONAL DETAILS...Low temperatures around 75 to 80 degrees and
high humidity will not offer much relief from the heat at night.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
&&
$$
Extreme Heat Watch
URGENT - WEATHER MESSAGE
National Weather Service Baltimore MD/Washington DC
811 AM EDT Sun Jun 22 2025
DCZ001-MDZ005-006-008-011-013-014-016-504>508-VAZ053>055-502-526-527-
222015-
/O.CON.KLWX.XH.A.0001.250623T1500Z-250624T0100Z/
District of Columbia-Carroll-Northern Baltimore-Cecil-Southern
Baltimore-Prince Georges-Anne Arundel-Charles-Central and
Southeast Montgomery-Northwest Howard-Central and Southeast
Howard-Northwest Harford-Southeast Harford-Fairfax-
Arlington/Falls Church/Alexandria-Stafford-Southern Fauquier-
Northwest Prince William-Central and Southeast Prince
William/Manassas/Manassas Park-
811 AM EDT Sun Jun 22 2025
...EXTREME HEAT WATCH REMAINS IN EFFECT FROM MONDAY MORNING THROUGH
MONDAY EVENING...
* WHAT...Dangerously hot conditions with heat index values up to 110
possible.
* WHERE...Washington DC, and portions of central and northern
Maryland, and northern Virginia.
* WHEN...From Monday morning through Monday evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
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.
&&
$$
ADS
URGENT - WEATHER MESSAGE
National Weather Service Baltimore MD/Washington DC
811 AM EDT Sun Jun 22 2025
MDZ003-VAZ027>031-WVZ052-053-222015-
/O.CON.KLWX.HT.Y.0001.250622T1600Z-250623T0000Z/
/O.CON.KLWX.XH.A.0001.250623T1500Z-250624T0100Z/
Washington-Shenandoah-Frederick VA-Page-Warren-Clarke-Berkeley-
Jefferson-
811 AM EDT Sun Jun 22 2025
...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS
EVENING...
...EXTREME HEAT WATCH REMAINS IN EFFECT FROM MONDAY MORNING THROUGH
MONDAY EVENING...
* WHAT...For the Heat Advisory, heat index values up to 104
expected. For the Extreme Heat Watch, dangerously hot conditions
with heat index values up to 109 possible.
* WHERE...In Maryland, Washington County. In Virginia, Clarke,
Frederick, Page, Shenandoah, and Warren Counties. In West
Virginia, Berkeley and Jefferson Counties.
* WHEN...For the Heat Advisory, from noon today to 8 PM EDT this
evening. For the Extreme Heat Watch, from Monday morning through
Monday evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events. Hot temperatures and high
humidity may cause heat illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
&&
$$
Marine Weather Statement
Marine Weather Statement
National Weather Service Baltimore MD/Washington DC
1020 AM EDT Sun Jun 22 2025
ANZ533-534-536-537-541>543-221630-
Chesapeake Bay from North Beach to Drum Point MD-
Chesapeake Bay from Drum Point MD to Smith Point VA-
Tidal Potomac from Indian Head to Cobb Island MD-
Tidal Potomac from Cobb Island MD to Smith Point VA-
Choptank River to Cambridge MD and the Little Choptank River-
Patuxent River to Broomes Island MD-
Tangier Sound and the inland waters surrounding Bloodsworth
Island-
1020 AM EDT Sun Jun 22 2025
...OCCASIONAL GUSTY WINDS THIS MORNING...
A few west to southwesterly wind gusts to near 20 knots are
possible through midday. Inexperienced mariners, especially those
operating smaller vessels, should exercise extra caution if
navigating the waters during this time.
$$
DHOF
Air Quality Alert
DEZ003-004-230400-
Sussex DE-Delaware Beaches-
345 PM EDT Sat Jun 21 2025
...AIR QUALITY ALERT IS IN EFFECT FOR SUNDAY JUNE 22...
The Delaware Department of Natural Resources and Environmental
Control has issued a code orange air quality alert Sunday for
Sussex County Delaware.
A code orange air quality alert means that air pollution
concentrations within the region may become unhealthy for
sensitive groups. Sensitive groups include children...people
suffering from asthma... heart disease or other lung
diseases...and the elderly. The effects of air pollution can
be minimized by avoiding strenuous activity or exercise outdoors.
For more information on ground-level ozone and fine
particles...visit http://www.dnrec.delaware.gov
$$
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Baltimore MD/Washington DC
814 AM EDT Sun Jun 22 2025
MDZ003>006-503-505-507-VAZ025>031-036>040-050-051-501-502-505>508-
526-WVZ050>053-055-231215-
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-
814 AM EDT Sun Jun 22 2025
This Hazardous Weather Outlook is for portions of eastern West
Virginia, northern and central Virginia, and central and western
Maryland.
.DAY ONE...Today and Tonight
A Heat Advisory is in effect across portions of the northern
Shenandoah Valley, Potomac Highlands, western Maryland, and along
U.S. 15 from northern Virginia into north-central Maryland from
noon to 8 PM today.
.DAYS TWO THROUGH SEVEN...Monday through Saturday
An Extreme Heat Watch is in effect for portions of the area from
late Monday morning through Monday evening.
The extended period of excessively hot and humid conditions
continues through at least Wednesday. Daily heat indices in the
afternoon and evening of 100 to 110 are expected, and up to 115
degrees is possible.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Baltimore MD/Washington DC
814 AM EDT Sun Jun 22 2025
MDZ501-502-509-510-VAZ503-504-WVZ501>506-231215-
Extreme Western Allegany-Central and Eastern Allegany-
Western Garrett-Eastern Garrett-Western Highland-Eastern Highland-
Western Grant-Eastern Grant-Western Mineral-Eastern Mineral-
Western Pendleton-Eastern Pendleton-
814 AM EDT Sun Jun 22 2025
This Hazardous Weather Outlook is for the Allegheny Front
counties in western Maryland, eastern West Virginia, and Highland
County Virginia.
.DAY ONE...Today and Tonight
A Heat Advisory is in effect for eastern Grant, Mineral, and
Allegany Counties from noon to 8 PM today.
.DAYS TWO THROUGH SEVEN...Monday through Saturday
The extended period of excessively hot and humid conditions
continues through at least Wednesday. Daily heat indices in the
afternoon and evening of 100 to 105 are possible in the lower
elevations.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Raleigh NC
442 AM EDT Sun Jun 22 2025
NCZ007>011-021>028-038>043-073>078-083>086-088-089-230845-
Person-Granville-Vance-Warren-Halifax-Forsyth-Guilford-Alamance-
Orange-Durham-Franklin-Nash-Edgecombe-Davidson-Randolph-Chatham-Wake-
Johnston-Wilson-Stanly-Montgomery-Moore-Lee-Harnett-Wayne-Anson-
Richmond-Scotland-Hoke-Cumberland-Sampson-
442 AM EDT Sun Jun 22 2025
This Hazardous Weather Outlook is for central North Carolina.
.DAY ONE...Today and tonight.
Heat index values of 95 to 100 degrees is expected today. This level
of heat affects individuals sensitive to heat.
.DAYS TWO THROUGH SEVEN...Monday through Saturday.
Extremely dangerous levels of heat is likely for much of next week.
The hottest temperatures of the season thus far are expected with
highs in the mid 90s to low 100s. The persistent heat with numerous
record highs and warm lows, light winds, sunny days, and lack of
overnight cooling will significantly increase the danger.
As the heat builds, limit outdoor activity, stay hydrated, and
ensure access to air-conditioning and other cooling areas.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Wakefield VA
409 AM EDT Sun Jun 22 2025
MDZ021>025-NCZ012>017-030>032-102-VAZ048-060>062-064>069-075>090-092-
093-095>100-509>525-230815-
Dorchester-Wicomico-Somerset-Inland Worcester-Maryland Beaches-
Northampton-Hertford-Gates-Pasquotank-Camden-Western Currituck-
Bertie-Chowan-Perquimans-Eastern Currituck-Fluvanna-Prince Edward-
Cumberland-Goochland-Caroline-Mecklenburg-Lunenburg-Nottoway-Amelia-
Powhatan-Westmoreland-Richmond-Northumberland-Lancaster-Brunswick-
Dinwiddie-Prince George (including Hopewell and Petersburg)-
Charles City-New Kent-Gloucester-Middlesex-Mathews-Greensville-
Sussex-Surry-James City-Southampton-Isle of Wight-Norfolk/Portsmouth-
Suffolk-Chesapeake-Virginia Beach-Accomack-Western Louisa-
Eastern Louisa-Western Hanover-Eastern Hanover-Western Chesterfield-
Eastern Chesterfield (Including Col. Heights)-
Western Henrico (Including the City of Richmond)-Eastern Henrico-
Western King William-Eastern King William-Western King and Queen-
Eastern King and Queen-Western Essex-Eastern Essex-York-Newport News-
Hampton/Poquoson-
409 AM EDT Sun Jun 22 2025
This Hazardous Weather Outlook is for southeast Maryland, northeast
North Carolina, central Virginia, east central Virginia, eastern
Virginia, north central Virginia, south central Virginia and
southeast Virginia.
.DAY ONE...Today and tonight.
Maximum heat index values are forecast to range from 98 to 102
degrees today. Exercise extra caution if working outdoors.
.DAYS TWO THROUGH SEVEN...Monday through Saturday.
Maximum heat index values are forecast to be near or exceed 105
degrees each day this week. The hottest temperatures are expended on
Monday and Tuesday where heat index values may approach or exceed 110
degrees in spots. The daytime heat combined with warm overnight lows
ranging from the mid 70s to around 80 degrees will increase impacts.
Limit outdoor activity, stay hydrated, and take frequent breaks in
shade or air conditioning.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Newport/Morehead City NC
401 AM EDT Sun Jun 22 2025
NCZ029-044>047-079>081-090>092-094-193>196-198-199-203>205-230815-
Martin-Pitt-Washington-Tyrrell-Mainland Dare-Greene-Beaufort-
Mainland Hyde-Duplin-Lenoir-Jones-Pamlico-Northern Craven-
Southern Craven-West Carteret-East Carteret-Inland Onslow-
Coastal Onslow-Northern Outer Banks-Ocracoke Island-Hatteras Island-
401 AM EDT Sun Jun 22 2025
This Hazardous Weather Outlook is for eastern North Carolina.
.DAY ONE...Today and tonight.
Hazardous weather is not expected at this time.
.DAYS TWO THROUGH SEVEN...Monday through Saturday.
An extended period of dangerous heat indices of 105 to 110+ degrees
are expected every afternoon from Monday through Friday, with the
warmest temperatures and heat indices forecast for Tuesday and
Wednesday. Consider limiting time spent outdoors and be sure to
hydrate.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Blacksburg VA
218 AM EDT Sun Jun 22 2025
NCZ003>006-020-VAZ022>024-032>035-043>047-058-059-231200-
Surry-Stokes-Rockingham-Caswell-Yadkin-Roanoke-Botetourt-Rockbridge-
Patrick-Franklin-Bedford-Amherst-Henry-Pittsylvania-Campbell-
Appomattox-Buckingham-Halifax-Charlotte-
218 AM EDT Sun Jun 22 2025
This Hazardous Weather Outlook is for north central North Carolina,
northwest North Carolina, central Virginia, south central Virginia,
southwest Virginia and west central Virginia.
.DAY ONE...Today and tonight.
Hazardous weather is not expected at this time.
.DAYS TWO THROUGH SEVEN...Monday through Saturday.
Heat index values may rise over 100 degrees each day this week, and
these values could approach advisory criteria during Monday and
Tuesday. The daytime heat combined with warm overnight lows may
cause impacts to individuals. Limit outdoor activity, stay hydrated,
and ensure access to air conditioning and other cooling areas.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
