Alert archive / Maryland / Flash Flood Warnings in 2025

Flash Flood Warning 36, NWS Philadelphia/Mount Holly

July 7, 2025Talbot County, Maryland

NWS Philadelphia/Mount Holly issued this flash flood warning at Jul 7, 2025, 1:04 PM EDT for Talbot 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 7, 2025, 1:04 PM EDT (17:04 UTC)
Expired
Jul 7, 2025, 3:31 PM EDT
In force
2 hr
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Flood severity
None

County Talbot County, MD

The radar

The Dover AFB radar (KDOX), 64 km from the middle of the area, began a volume at 17:05 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 12:00Z, 5.1 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 12:00Z on 2025-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 503 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 2025-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 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
503 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
545 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
45 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

As transmitted.

843 
WGUS51 KPHI 071704
FFWPHI
MDC041-072115-
/O.NEW.KPHI.FF.W.0036.250707T1704Z-250707T2115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mount Holly NJ
104 PM EDT Mon Jul 7 2025

The National Weather Service in Mount Holly has issued a

* Flash Flood Warning for...
  Central Talbot County in eastern Maryland...

* Until 515 PM EDT.

* At 104 PM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1.5 and 2.5 inches of 
  rain have fallen. The expected rainfall rate is 2 to 3 inches in 1 
  hour. Additional rainfall amounts of 1.5 to 2.5 inches are 
  possible in the warned area. 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...
  Easton, Trappe, Oxford and Hambleton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3879 7619 3881 7618 3880 7602 3873 7601
      3871 7599 3863 7612 3864 7615 3868 7617
      3867 7620 3871 7623 3872 7623 3876 7625
      3873 7626 3877 7626

FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...2-3 INCHES IN 1 HOUR

$$

Hoeflich
2 follow-up statements
150 
WGUS71 KPHI 071816
FFSPHI

Flash Flood Statement
National Weather Service Mount Holly NJ
216 PM EDT Mon Jul 7 2025

MDC041-072115-
/O.CON.KPHI.FF.W.0036.000000T0000Z-250707T2115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Talbot MD-
216 PM EDT Mon Jul 7 2025

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 515 PM EDT THIS 
AFTERNOON FOR CENTRAL TALBOT COUNTY...

At 216 PM EDT, Doppler radar indicated thunderstorms producing heavy 
rain across the warned area. Between 2 and 3 inches of rain have 
fallen. The expected rainfall rate is 0.5 inches in 1 hour. 
Additional rainfall amounts up to 0.5 inches are possible in the 
warned area. 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...
  Easton, Trappe, Oxford and Hambleton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3879 7619 3881 7618 3880 7602 3873 7601
      3871 7599 3863 7612 3864 7615 3868 7617
      3867 7620 3871 7623 3872 7623 3876 7625
      3873 7626 3877 7626

FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...0.5 INCHES IN 1 HOUR

$$

Hoeflich
845 
WGUS71 KPHI 071931
FFSPHI

Flash Flood Statement
National Weather Service Mount Holly NJ
331 PM EDT Mon Jul 7 2025

MDC041-071941-
/O.CAN.KPHI.FF.W.0036.000000T0000Z-250707T2115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Talbot MD-
331 PM EDT Mon Jul 7 2025

...FLASH FLOOD WARNING IS CANCELLED FOR CENTRAL TALBOT COUNTY...

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

A Flood Watch remains in effect until 1000 PM EDT Monday for 
portions of Delaware and northeast Maryland.

&&

LAT...LON 3879 7619 3881 7618 3880 7602 3873 7601
      3871 7599 3863 7612 3864 7615 3868 7617
      3867 7620 3871 7623 3872 7623 3876 7625
      3873 7626 3877 7626

$$

Hoeflich

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 7, 2:06 AM EDTHeat AdvisoryPHICaroline, Kent, Queen Anne's, Talbot42 hr
Jul 7, 2:16 AM EDTFlood WatchPHICaroline, Kent, Queen Anne's, Talbot20 hr

Nearby

Flash Flood Warnings in Maryland, 2025Every flash flood warning in 2025

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.