Alert archive / Maryland / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 166, NWS Philadelphia/Mount Holly

July 8, 2025Caroline County, Queen Anne's County, Talbot County, Maryland; Kent County, Sussex County, Delaware

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 8, 2025, 6:54 PM EDT for Caroline County, Queen Anne's County, Talbot County, Maryland; Kent County, Sussex County, Delaware. It was in force for 66 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 8, 2025, 6:54 PM EDT (22:54 UTC)
Expired
Jul 8, 2025, 8:00 PM EDT
In force
66 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Kent County, DE, Sussex County, DE, Caroline County, MD, Queen Anne's County, MD, Talbot County, MD

The radar

The Dover AFB radar (KDOX), 28 km from the middle of the area, began a volume at 22:54 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.

What was reported inside it

TimeReportWhereRemark
Jul 8, 6:54 PM EDTTSTM WND DMGRidgely, MDReport of a roof collapse of a building near Ridgley. Time estimated from radar.
Jul 8, 7:25 PM EDTTSTM WND DMGMilford, DEOne or two trees downed. Time est by radar.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 8, 1:42 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 12:00Z, 10.9 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, Wallops Is Stn, VA at 12:00Z on 2025-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1900 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 12:00Z on 2025-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 98 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
1900 J/kg
Mixed-layer CIN
-63 J/kg
Mixed-layer LCL
1010 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
98 m²/s²
0-3 km storm-relative helicity
103 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

436 
WUUS51 KPHI 082254
SVRPHI
DEC001-005-MDC011-035-041-090000-
/O.NEW.KPHI.SV.W.0166.250708T2254Z-250709T0000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
654 PM EDT Tue Jul 8 2025

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...
  Northern Sussex County in southern Delaware...
  Kent County in central Delaware...
  Northeastern Talbot County in eastern Maryland...
  Southeastern Queen Anne's County in northeastern Maryland...
  Caroline County in eastern Maryland...

* Until 800 PM EDT.

* At 654 PM EDT, severe thunderstorms were located along a line
  extending from Hazlettville to Ridgely to St. Michaels, moving
  southeast at 35 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Minor damage to vehicles is possible. Wind damage to 
           roofs, siding, trees, and power lines is possible.

* Locations impacted include...
  Dover, Easton, Georgetown, Milford, Seaford, Denton, Harrington,
  Camden, Federalsburg, Milton, Bridgeville, Greensboro, Oakland,
  Ridgely, Preston, Ellendale, Bowers, Goldsboro, Queen Anne, and
  Woodside.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

In addition to large hail and damaging winds, frequent cloud to
ground lightning is occurring with these storms. Move indoors
immediately. Remember, if you can hear thunder, you are close enough
to be struck by lightning.

&&

LAT...LON 3865 7571 3869 7577 3868 7580 3870 7580
      3871 7584 3870 7590 3867 7595 3891 7621
      3892 7620 3898 7600 3919 7570 3919 7539
      3883 7519 3871 7533 3854 7570
TIME...MOT...LOC 2254Z 295DEG 28KT 3914 7565 3893 7591 3879 7619 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Staarmann
4 follow-up statements
156 
WWUS51 KPHI 082321 RRA
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
721 PM EDT Tue Jul 8 2025

MDC035-082331-
/O.CAN.KPHI.SV.W.0166.000000T0000Z-250709T0000Z/
Queen Anne's MD-
721 PM EDT Tue Jul 8 2025

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN QUEEN ANNE'S
COUNTY IS CANCELLED...

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

A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
central and southern Delaware...and eastern and northeastern
Maryland.

LAT...LON 3854 7570 3865 7571 3869 7577 3868 7580
      3870 7580 3871 7584 3870 7590 3867 7595
      3886 7615 3893 7597 3892 7595 3893 7594
      3898 7581 3919 7558 3919 7539 3883 7519
      3871 7533
TIME...MOT...LOC 2321Z 295DEG 28KT 3906 7543 3885 7569 3871 7597 

$$

DEC001-005-MDC011-041-090000-
/O.CON.KPHI.SV.W.0166.000000T0000Z-250709T0000Z/
Sussex DE-Kent DE-Talbot MD-Caroline MD-
721 PM EDT Tue Jul 8 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR NORTHERN SUSSEX...KENT...NORTHEASTERN TALBOT AND CAROLINE
COUNTIES...

At 721 PM EDT, severe thunderstorms were located along a line
extending from Bowers to near Andrewsville to Windyhill, moving
southeast at 30 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Minor damage to vehicles is possible. Wind damage to roofs, 
         siding, trees, and power lines is possible.

Locations impacted include...
Dover, Easton, Georgetown, Milford, Seaford, Denton, Harrington,
Camden, Federalsburg, Milton, Bridgeville, Greensboro, Ridgely,
Preston, Ellendale, Bowers, Queen Anne, Woodside, Viola, and
Smithville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Frequent cloud to ground lightning is occurring with these storms.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3854 7570 3865 7571 3869 7577 3868 7580
      3870 7580 3871 7584 3870 7590 3867 7595
      3886 7615 3893 7597 3892 7595 3893 7594
      3898 7581 3919 7558 3919 7539 3883 7519
      3871 7533
TIME...MOT...LOC 2321Z 295DEG 28KT 3906 7543 3885 7569 3871 7597 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Staarmann
908 
WWUS51 KPHI 082340
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
740 PM EDT Tue Jul 8 2025

DEC001-005-MDC011-041-090000-
/O.CON.KPHI.SV.W.0166.000000T0000Z-250709T0000Z/
Sussex DE-Kent DE-Talbot MD-Caroline MD-
740 PM EDT Tue Jul 8 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR NORTHERN SUSSEX...SOUTHEASTERN KENT...EAST CENTRAL TALBOT AND
SOUTHERN CAROLINE COUNTIES...

At 740 PM EDT, severe thunderstorms were located along a line
extending from Big Stone Beach to near Bridgeville to near Hurlock,
moving east at 40 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Minor damage to vehicles is possible. Wind damage to roofs, 
         siding, trees, and power lines is possible.

Locations impacted include...
Easton, Georgetown, Milford, Seaford, Harrington, Federalsburg,
Milton, Bridgeville, Preston, Ellendale, Bowers, Tanyard, Smithville,
Harmony, Agner, Choptank, Big Stone Beach, Andrewsville, Blades, and
Greenwood.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Frequent cloud to ground lightning is occurring with these storms.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3854 7570 3865 7571 3869 7577 3868 7580
      3870 7580 3871 7584 3870 7590 3867 7595
      3878 7606 3883 7572 3906 7547 3910 7540
      3901 7531 3883 7519 3871 7533
TIME...MOT...LOC 2340Z 276DEG 36KT 3900 7531 3878 7556 3866 7583 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Staarmann
729 
WWUS51 KPHI 082350
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
750 PM EDT Tue Jul 8 2025

DEC001-090000-
/O.CAN.KPHI.SV.W.0166.000000T0000Z-250709T0000Z/
Kent DE-
750 PM EDT Tue Jul 8 2025

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN KENT COUNTY IS
CANCELLED...

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

A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
central and southern Delaware...and eastern Maryland.

LAT...LON 3854 7570 3865 7571 3869 7577 3868 7580
      3870 7580 3871 7584 3870 7590 3867 7595
      3874 7602 3883 7572 3884 7555 3890 7549
      3893 7530 3883 7519 3871 7533
TIME...MOT...LOC 2350Z 282DEG 15KT 3879 7553 3860 7581 

$$

DEC005-MDC011-041-090000-
/O.CON.KPHI.SV.W.0166.000000T0000Z-250709T0000Z/
Sussex DE-Talbot MD-Caroline MD-
750 PM EDT Tue Jul 8 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR NORTHERN SUSSEX...EAST CENTRAL TALBOT AND SOUTHERN CAROLINE
COUNTIES...

At 750 PM EDT, severe thunderstorms were located along a line
extending from near Bridgeville to near Hurlock, moving east at 15
mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Minor damage to vehicles is possible. Wind damage to roofs, 
         siding, trees, and power lines is possible.

Locations impacted include...
Georgetown, Milford, Seaford, Federalsburg, Milton, Bridgeville,
Preston, Ellendale, Tanyard, Smithville, Harmony, Agner, Choptank,
Blades, and Greenwood.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Frequent cloud to ground lightning is occurring with these storms.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3854 7570 3865 7571 3869 7577 3868 7580
      3870 7580 3871 7584 3870 7590 3867 7595
      3874 7602 3883 7572 3884 7555 3890 7549
      3893 7530 3883 7519 3871 7533
TIME...MOT...LOC 2350Z 282DEG 15KT 3879 7553 3860 7581 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Staarmann
992 
WWUS51 KPHI 082358
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
758 PM EDT Tue Jul 8 2025

DEC005-MDC011-041-090008-
/O.EXP.KPHI.SV.W.0166.000000T0000Z-250709T0000Z/
Sussex DE-Talbot MD-Caroline MD-
758 PM EDT Tue Jul 8 2025

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN SUSSEX...EAST CENTRAL
TALBOT AND SOUTHERN CAROLINE COUNTIES WILL EXPIRE AT 800 PM EDT...

The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However gusty
winds and heavy rain are still possible with these thunderstorms.

A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
central and southern Delaware...and eastern Maryland.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Mount Holly NJ.

LAT...LON 3854 7570 3865 7571 3869 7577 3868 7580
      3870 7580 3871 7584 3870 7590 3867 7595
      3874 7602 3883 7572 3884 7555 3890 7549
      3893 7530 3883 7519 3871 7533
TIME...MOT...LOC 2358Z 295DEG 28KT 3878 7550 3859 7578 

$$

Staarmann

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 7, 10:59 PM EDTFlood WatchPHICaroline, Kent, Queen Anne's, Talbot23 hr
Jul 8, 5:45 PM EDTSevere Thunderstorm WarningPHICaroline, Kent, Queen Anne's60 min
Jul 8, 5:53 PM EDTSevere Thunderstorm Warning Destructive damage threatPHIKent, Queen Anne's37 min
Jul 8, 6:13 PM EDTSevere Thunderstorm Warning Considerable damage threatPHICaroline, Kent, Queen Anne's, Talbot47 min
Jul 8, 6:34 PM EDTSevere Thunderstorm Warning Considerable damage threatPHICaroline, Queen Anne's, Talbot41 min
Jul 8, 7:11 PM EDTSevere Thunderstorm Warning Considerable damage threatPHICaroline, Talbot64 min
Jul 8, 5:31 PM EDTFlash Flood WarningPHINew Castle4 hr
Jul 8, 5:45 PM EDTFlash Flood WarningPHINew Castle4 hr
Jul 8, 7:28 PM EDTSevere Thunderstorm WarningPHISussex47 min

Nearby

Severe Thunderstorm Warnings in Maryland, 2025Severe Thunderstorm Warnings in Delaware, 2025Every severe thunderstorm 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.