Alert archive / Maryland / Tornado Warnings in 2025

Tornado Warning 3, NWS Philadelphia/Mount Holly

March 31, 2025Caroline County, Maryland; Sussex County, Delaware

NWS Philadelphia/Mount Holly issued this tornado warning at Mar 31, 2025, 10:03 PM EDT for Caroline County, Maryland; Sussex County, Delaware. It was in force for 27 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Mar 31, 2025, 10:03 PM EDT (02:03 UTC)
Expired
Mar 31, 2025, 10:30 PM EDT
In force
27 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Sussex County, DE, Caroline County, MD

The radar

The Dover AFB radar (KDOX), 19 km from the middle of the area, began a volume at 02:05 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

Wallops Is Stn, VA (KWAL), launched 00:00Z, 2.1 hours before the alert went out and 87 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, Wallops Is Stn, VA at 00:00Z on 2025-04-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 362 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, Wallops Is Stn, VA at 00:00Z on 2025-04-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 152 square meters per square second.19395878Sfc1 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
362 J/kg
Mixed-layer CIN
-110 J/kg
Mixed-layer LCL
709 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
152 m²/s²
0-3 km storm-relative helicity
185 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.8

Open this sounding in Storm Lab

The text

As transmitted.

658 
WFUS51 KPHI 010203
TORPHI
DEC005-MDC011-010230-
/O.NEW.KPHI.TO.W.0003.250401T0203Z-250401T0230Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mount Holly NJ
1003 PM EDT Mon Mar 31 2025

The National Weather Service in Mount Holly NJ has issued a

* Tornado Warning for...
  Central Sussex County in southern Delaware...
  Southeastern Caroline County in eastern Maryland...

* Until 1030 PM EDT.

* At 1002 PM EDT, a severe thunderstorm capable of producing a
  tornado was located near Federalsburg, or 9 miles east of Hurlock,
  moving east at 55 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* Locations impacted include...
  Federalsburg, Dewey Beach, Lewes, Bridgeville, Blades, Bethel,
  Ellendale, Milton, Georgetown, Henlopen Acres, Seaford, and
  Greenwood.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3865 7571 3869 7577 3868 7580 3872 7582
      3896 7517 3870 7505 3855 7570
TIME...MOT...LOC 0202Z 249DEG 47KT 3867 7570 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

RCM
2 follow-up statements
039 
WWUS51 KPHI 010214
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
1014 PM EDT Mon Mar 31 2025

MDC011-010224-
/O.CAN.KPHI.TO.W.0003.000000T0000Z-250401T0230Z/
Caroline MD-
1014 PM EDT Mon Mar 31 2025

...THE TORNADO WARNING FOR SOUTHEASTERN CAROLINE COUNTY IS
CANCELLED...

The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

LAT...LON 3855 7570 3876 7572 3896 7517 3870 7505
TIME...MOT...LOC 0214Z 246DEG 46KT 3864 7556 

$$

DEC005-010230-
/O.CON.KPHI.TO.W.0003.000000T0000Z-250401T0230Z/
Sussex DE-
1014 PM EDT Mon Mar 31 2025

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1030 PM EDT FOR CENTRAL
SUSSEX COUNTY...

At 1014 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Seaford, or 9 miles west of Georgetown, moving
northeast at 55 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Dewey Beach, Lewes, Bridgeville, Blades, Bethel, Ellendale, Milton,
Georgetown, Henlopen Acres, Seaford, and Greenwood.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3855 7570 3876 7572 3896 7517 3870 7505
TIME...MOT...LOC 0214Z 246DEG 46KT 3864 7556 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

RCM
062 
WWUS51 KPHI 010221
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
1021 PM EDT Mon Mar 31 2025

DEC005-010231-
/O.EXP.KPHI.TO.W.0003.000000T0000Z-250401T0230Z/
Sussex DE-
1021 PM EDT Mon Mar 31 2025

...THE TORNADO WARNING FOR CENTRAL SUSSEX COUNTY WILL EXPIRE AT 1030
PM EDT...

The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.  However gusty
winds are still possible with this thunderstorm.

LAT...LON 3855 7570 3876 7572 3896 7517 3870 7505
TIME...MOT...LOC 0221Z 249DEG 47KT 3866 7548 

$$

RCM

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 31, 8:56 PM EDTSevere Thunderstorm WarningPHICaroline, Kent, Queen Anne's49 min
Mar 31, 9:13 PM EDTSevere Thunderstorm WarningPHICaroline, Queen Anne's, Talbot47 min
Mar 31, 9:48 PM EDTSevere Thunderstorm WarningPHICaroline, Talbot42 min
Mar 31, 10:22 PM EDTSevere Thunderstorm WarningPHISussex38 min

Nearby

Tornado Warnings in Maryland, 2025Tornado Warnings in Delaware, 2025Every tornado warning in 2025Tornadoes 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.