Alert archive / Maryland / Flash Flood Warnings in 2026

Flash Flood Warning 64, NWS Philadelphia/Mount Holly

July 22, 2026Talbot County, Maryland

NWS Philadelphia/Mount Holly issued this flash flood warning at Jul 22, 2026, 10:31 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 22, 2026, 10:31 PM EDT (02:31 UTC)
Expired
Jul 23, 2026, 12:50 AM 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), 72 km from the middle of the area, began a volume at 02:33 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, 2.5 hours before the alert went out and 101 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 2026-07-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 49 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 00:00Z on 2026-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -14 square meters per square second.1939587897Sfc1 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
49 J/kg
Mixed-layer CIN
-34 J/kg
Mixed-layer LCL
1768 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
-14 m²/s²
0-3 km storm-relative helicity
193 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

As transmitted.

883 
WGUS51 KPHI 230231
FFWPHI
MDC041-230500-
/O.NEW.KPHI.FF.W.0064.260723T0231Z-260723T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mount Holly NJ
1031 PM EDT Wed Jul 22 2026

The National Weather Service in Mount Holly has issued a

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

* Until 100 AM EDT.

* At 1031 PM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 2 inches of rain 
  have fallen. The expected rainfall rate is 1 to 2 inches in 1 
  hour. Additional rainfall amounts of 0.5 to 1.5 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, Oxford, Hambleton and Tilghman Island.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3876 7631 3878 7620 3872 7601 3864 7615
      3874 7624 3874 7622 3875 7621 3876 7625
      3875 7624 3871 7627 3872 7629 3875 7631
      3867 7634 3869 7635 3876 7634 3877 7631
      3877 7630 3876 7632

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

$$

Cooper
2 follow-up statements
354 
WGUS71 KPHI 230324
FFSPHI

Flash Flood Statement
National Weather Service Mount Holly NJ
1124 PM EDT Wed Jul 22 2026

MDC041-230500-
/O.CON.KPHI.FF.W.0064.000000T0000Z-260723T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Talbot MD-
1124 PM EDT Wed Jul 22 2026

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1 AM EDT THURSDAY FOR 
CENTRAL TALBOT COUNTY...

At 1124 PM EDT, Doppler radar indicated thunderstorms producing 
heavy rain across the warned area. Between 1.5 and 3.5 inches of 
rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 
hour. Additional rainfall amounts up to 1 inch 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, Oxford, Hambleton and Tilghman Island.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3876 7631 3878 7620 3872 7601 3864 7615
      3874 7624 3874 7622 3875 7621 3876 7625
      3875 7624 3871 7627 3872 7629 3875 7631
      3867 7634 3869 7635 3876 7634 3877 7631
      3877 7630 3876 7632

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

$$

Cooper
969 
WGUS71 KPHI 230450
FFSPHI

Flash Flood Statement
National Weather Service Mount Holly NJ
1250 AM EDT Thu Jul 23 2026

MDC041-230500-
/O.CAN.KPHI.FF.W.0064.000000T0000Z-260723T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Talbot MD-
1250 AM EDT Thu Jul 23 2026

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

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

&&

LAT...LON 3876 7631 3878 7620 3872 7601 3864 7615
      3874 7624 3874 7622 3875 7621 3876 7625
      3875 7624 3871 7627 3872 7629 3875 7631
      3867 7634 3869 7635 3876 7634 3877 7631
      3877 7630 3876 7632

$$

Gorse

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.