Alert archive / Maryland / Flash Flood Warnings in 2026

Flash Flood Warning 21, NWS Philadelphia/Mount Holly

July 6, 2026Caroline County, Kent County, Queen Anne's County, Maryland

NWS Philadelphia/Mount Holly issued this flash flood warning at Jul 6, 2026, 6:40 AM EDT for Caroline County, Kent County, Queen Anne's County, Maryland. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 6, 2026, 6:40 AM EDT (10:40 UTC)
Expired
Jul 6, 2026, 9:01 AM EDT
In force
2 hr
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Flood severity
None

Counties Caroline County, MD, Kent County, MD, Queen Anne's County, MD

The radar

The Dover AFB radar (KDOX), 65 km from the middle of the area, began a volume at 10:42 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 00:00Z, 10.7 hours before the alert went out and 110 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Washington/Dulle, VA at 00:00Z on 2026-07-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2754 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Washington/Dulle, VA at 00:00Z on 2026-07-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
2754 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
1313 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
45 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.9

Open this sounding in Storm Lab

The text

As transmitted.

660 
WGUS51 KPHI 061040
FFWPHI
MDC011-029-035-061445-
/O.NEW.KPHI.FF.W.0021.260706T1040Z-260706T1445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mount Holly NJ
640 AM EDT Mon Jul 6 2026

The National Weather Service in Mount Holly has issued a

* Flash Flood Warning for...
  North Central Caroline County in eastern Maryland...
  Southwestern Kent County in northeastern Maryland...
  Central Queen Anne's County in northeastern Maryland...

* Until 1045 AM EDT.

* At 640 AM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 2 and 3 inches of rain 
  have fallen. Flash flooding is ongoing or expected to begin 
  shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flooding of small creeks and streams, urban areas,
           highways, streets, and underpasses as well as other
           drainage and low lying areas.

* Some locations that may experience flash flooding include...
  Centerville, Centreville, Church Hill, Carville, Starkey Corner, 
  Hope, Starr, Old Town, Overton and Queenstown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around...don't drown when encountering flooded roads. Most 
flood deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 3904 7624 3905 7623 3906 7623 3916 7612
      3918 7602 3917 7590 3902 7586 3894 7597
      3897 7615 3899 7618 3900 7617 3901 7619
      3901 7620 3901 7621 3903 7624

FLASH FLOOD...RADAR INDICATED

$$

Robertson
2 follow-up statements
707 
WGUS71 KPHI 061143
FFSPHI

Flash Flood Statement
National Weather Service Mount Holly NJ
743 AM EDT Mon Jul 6 2026

MDC011-029-035-061445-
/O.CON.KPHI.FF.W.0021.000000T0000Z-260706T1445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Caroline MD-Kent MD-Queen Anne's MD-
743 AM EDT Mon Jul 6 2026

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1045 AM EDT THIS 
MORNING FOR NORTH CENTRAL CAROLINE, SOUTHWESTERN KENT AND CENTRAL 
QUEEN ANNE'S COUNTIES...

At 743 AM EDT, Doppler radar indicated thunderstorms are lessening 
in intensity across the warned area. However, between 2 and 4 inches 
of rain have fallen. Flash flooding is ongoing or expected to begin 
shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar.

IMPACT...Flooding of small creeks and streams, urban areas,
         highways, streets, and underpasses as well as other
         drainage and low lying areas.

Some locations that may experience flash flooding include...
  Centerville, Centreville, Church Hill, Carville, Starkey Corner, 
  Hope, Starr, Old Town, Overton and Queenstown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around...don't drown when encountering flooded roads. Most 
flood deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 3904 7624 3905 7623 3906 7623 3916 7612
      3918 7602 3917 7590 3902 7586 3894 7597
      3897 7615 3899 7618 3900 7617 3901 7619
      3901 7620 3901 7621 3903 7624

FLASH FLOOD...RADAR INDICATED

$$

Robertson
462 
WGUS71 KPHI 061301
FFSPHI

Flash Flood Statement
National Weather Service Mount Holly NJ
901 AM EDT Mon Jul 6 2026

MDC011-029-035-061311-
/O.CAN.KPHI.FF.W.0021.000000T0000Z-260706T1445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Caroline MD-Kent MD-Queen Anne's MD-
901 AM EDT Mon Jul 6 2026

...FLASH FLOOD WARNING IS CANCELLED FOR NORTH CENTRAL CAROLINE, 
SOUTHWESTERN KENT AND CENTRAL QUEEN ANNE'S COUNTIES...

The heavy rain has ended. Flooding is no longer expected to pose a 
threat. Please continue to heed remaining road closures.

&&

LAT...LON 3904 7624 3905 7623 3906 7623 3916 7612
      3918 7602 3917 7590 3902 7586 3894 7597
      3897 7615 3899 7618 3900 7617 3901 7619
      3901 7620 3901 7621 3903 7624

$$

Robertson

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 5, 9:01 PM EDTSevere Thunderstorm WarningPHIKent59 min
Jul 5, 9:18 PM EDTSevere Thunderstorm WarningPHIKent, Queen Anne's42 min
Jul 5, 9:31 PM EDTSevere Thunderstorm WarningPHIQueen Anne's, Talbot44 min
Jul 5, 9:57 PM EDTSevere Thunderstorm WarningPHICaroline, Kent, Queen Anne's, Talbot63 min
Jul 5, 10:37 PM EDTSevere Thunderstorm WarningPHIKent38 min
Jul 6, 6:10 PM EDTFlash Flood WarningPHICaroline, Talbot90 min

Nearby

Flash Flood Warnings in Maryland, 2026Every flash flood warning in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.