Alert archive / Maryland / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 263, NWS Philadelphia/Mount Holly

July 28, 20264 counties in Maryland; Kent County, New Castle County, Delaware

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 28, 2026, 6:38 PM EDT for 4 counties in Maryland; Kent County, New Castle County, Delaware. It was in force for 67 min. 4 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 28, 2026, 6:38 PM EDT (22:38 UTC)
Expired: Jul 28, 2026, 7:45 PM EDT
In force: 67 min
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon
Tornado: Possible
Damage threat: Considerable
Hail: 0.75 in
Wind: 70.0 mph

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

The radar

The Dover AFB radar (KDOX), 59 km from the middle of the area, began a volume at 22:41 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

Time	Report	Where	Remark
Jul 28, 6:45 PM EDT	TSTM WND DMG	1 Sse Hope, MD	Report of power pole down on Dean Rd near Devers Branch Rd. Time estimated by radar.
Jul 28, 7:00 PM EDT	TSTM WND DMG	2 Nw Oakland, MD	Powerlines down near Cherry Ln and Clarks Ln near Ridgely. Time estimated by radar.
Jul 28, 7:05 PM EDT	TSTM WND DMG	2 E Starr, MD	Reports of trees down around Greenville Rd and Damsontown Rd. Time estimated by radar.
Jul 28, 7:07 PM EDT	TSTM WND DMG	2 Nne Easton Municipal, MD	Metal roofing was blown off a produce stand along US Highway 50.

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.

Issued	Product	Office	Lasted
Jul 28, 2:48 PM EDT	Severe Thunderstorm Watch	SPC	9 hr
Jul 28, 4:20 PM EDT	Tornado Watch	SPC	5 hr
Jul 28, 12:51 PM EDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 12:00Z, 10.6 hours before the alert went out and 112 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 710 J/kg
Mixed-layer CIN: -79 J/kg
Mixed-layer LCL: 968 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 45 m²/s²
0-3 km storm-relative helicity: 174 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 1.2

Open this sounding in Storm Lab

The text

As transmitted.

781 
WUUS51 KPHI 282238
SVRPHI
DEC001-003-MDC011-029-035-041-282345-
/O.NEW.KPHI.SV.W.0263.260728T2238Z-260728T2345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
638 PM EDT Tue Jul 28 2026

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...
  Southwestern New Castle County in northern Delaware...
  Northern Kent County in central Delaware...
  Northern Talbot County in eastern Maryland...
  Central Queen Anne's County in northeastern Maryland...
  Northern Caroline County in eastern Maryland...
  East central Kent County in northeastern Maryland...

* Until 745 PM EDT.

* At 638 PM EDT, severe thunderstorms were located along a line
  extending from near Middletown to Church Hill to South River,
  moving east at 25 mph.

  HAZARD...70 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect considerable tree damage. Damage is likely to 
           mobile homes, roofs, and outbuildings.

* Locations impacted include...
  Dover, Middletown, Easton, Centerville, Talbot, Smyrna,
  Centreville, Romancoke, Camden, Clayton, Greensboro, Oakland,
  Ridgely, Cheswold, St. Michaels, Millington, Sudlersville,
  Goldsboro, Queen Anne, and Woodside.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1000 PM EDT for central and
northern Delaware...eastern and northeastern Maryland...and southern
New Jersey.

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

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

A Tornado Watch remains in effect until 1000 PM EDT for central and
northern Delaware...eastern and northeastern Maryland...and southern
New Jersey.

&&

LAT...LON 3892 7634 3883 7630 3886 7626 3879 7619
      3894 7621 3893 7630 3908 7597 3944 7573
      3940 7544 3939 7542 3918 7533 3871 7622
      3873 7621 3873 7623 3876 7622 3872 7630
      3878 7629 3870 7634 3882 7630 3891 7636
TIME...MOT...LOC 2238Z 276DEG 21KT 3942 7572 3914 7597 3889 7650 

TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$

MJL

3 follow-up statements

486 
WWUS51 KPHI 282311 RRA
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
711 PM EDT Tue Jul 28 2026

MDC029-282321-
/O.CAN.KPHI.SV.W.0263.000000T0000Z-260728T2345Z/
Kent MD-
711 PM EDT Tue Jul 28 2026

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL KENT COUNTY IS
CANCELLED...

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

A Tornado Watch remains in effect until 1000 PM EDT for central and
northern Delaware...eastern and northeastern Maryland...and southern
New Jersey.

LAT...LON 3870 7634 3878 7629 3877 7631 3877 7632
      3883 7630 3886 7626 3879 7620 3879 7619
      3892 7620 3904 7591 3942 7563 3939 7542
      3918 7533 3871 7622 3873 7621 3876 7622
      3877 7624 3872 7629 3873 7631
TIME...MOT...LOC 2311Z 297DEG 31KT 3924 7549 3896 7574 3871 7627 

$$

DEC001-003-MDC011-035-041-282345-
/O.CON.KPHI.SV.W.0263.000000T0000Z-260728T2345Z/
New Castle DE-Kent DE-Talbot MD-Queen Anne's MD-Caroline MD-
711 PM EDT Tue Jul 28 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM EDT
FOR SOUTH CENTRAL NEW CASTLE...NORTHERN KENT...NORTHERN TALBOT...
SOUTHEASTERN QUEEN ANNE'S AND NORTHERN CAROLINE COUNTIES...

At 711 PM EDT, severe thunderstorms were located along a line
extending from near Dover Speedway to near Greensboro to near
Tilghman Island, moving southeast at 35 mph.

HAZARD...70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect considerable tree damage. Damage is likely to mobile 
         homes, roofs, and outbuildings.

Locations impacted include...
Dover, Easton, Talbot, Smyrna, Camden, Clayton, Greensboro, Oakland,
Ridgely, Cheswold, St. Michaels, Goldsboro, Queen Anne, Woodside,
Hartly, Starr, Rising Sun-Lebanon, Woodland Beach, Copperville, and
Jumptown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1000 PM EDT for central and
northern Delaware...eastern and northeastern Maryland...and southern
New Jersey.

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 3870 7634 3878 7629 3877 7631 3877 7632
      3883 7630 3886 7626 3879 7620 3879 7619
      3892 7620 3904 7591 3942 7563 3939 7542
      3918 7533 3871 7622 3873 7621 3876 7622
      3877 7624 3872 7629 3873 7631
TIME...MOT...LOC 2311Z 297DEG 31KT 3924 7549 3896 7574 3871 7627 

TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$

Staarmann

836 
WWUS51 KPHI 282319
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
719 PM EDT Tue Jul 28 2026

DEC001-003-MDC011-035-041-282345-
/O.CON.KPHI.SV.W.0263.000000T0000Z-260728T2345Z/
New Castle DE-Kent DE-Talbot MD-Queen Anne's MD-Caroline MD-
719 PM EDT Tue Jul 28 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM EDT
FOR SOUTH CENTRAL NEW CASTLE...CENTRAL KENT...NORTHERN TALBOT...
CENTRAL QUEEN ANNE'S AND NORTHERN CAROLINE COUNTIES...

At 719 PM EDT, severe thunderstorms were located along a line
extending from near Dover Base Housing to near Andrewsville to near
Oxford, moving east at 25 mph.

HAZARD...70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect considerable tree damage. Damage is likely to mobile 
         homes, roofs, and outbuildings.

Locations impacted include...
Dover, Easton, Talbot, Smyrna, Camden, Clayton, Greensboro, Oakland,
Ridgely, Cheswold, St. Michaels, Goldsboro, Queen Anne, Woodside,
Hartly, Rising Sun-Lebanon, Woodland Beach, Copperville, Jumptown,
and Hazlettville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1000 PM EDT for central and
northern Delaware...eastern and northeastern Maryland...and southern
New Jersey.

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 3883 7630 3886 7626 3885 7626 3879 7622
      3879 7620 3886 7620 3892 7595 3910 7584
      3915 7575 3920 7575 3941 7555 3939 7542
      3918 7533 3871 7622 3877 7623 3874 7629
      3878 7629 3877 7632
TIME...MOT...LOC 2319Z 284DEG 23KT 3917 7542 3889 7567 3864 7619 

TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$

Staarmann

102 
WWUS51 KPHI 282335
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
735 PM EDT Tue Jul 28 2026

DEC001-003-MDC011-035-041-282345-
/O.EXP.KPHI.SV.W.0263.000000T0000Z-260728T2345Z/
New Castle DE-Kent DE-Talbot MD-Queen Anne's MD-Caroline MD-
735 PM EDT Tue Jul 28 2026

...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL NEW CASTLE...
CENTRAL KENT...NORTHERN TALBOT...CENTRAL QUEEN ANNE'S AND NORTHERN
CAROLINE COUNTIES WILL EXPIRE AT 745 PM EDT...

The storms which prompted the warning have moved out of the area.
Therefore, the warning will be allowed to expire.

A Tornado Watch remains in effect until 1000 PM EDT for central and
northern Delaware...eastern and northeastern Maryland...and southern
New Jersey.

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 3883 7630 3886 7626 3885 7626 3879 7622
      3879 7620 3886 7620 3892 7595 3910 7584
      3915 7575 3920 7575 3941 7555 3939 7542
      3918 7533 3871 7622 3877 7623 3874 7629
      3878 7629 3877 7632
TIME...MOT...LOC 2335Z 276DEG 21KT 3916 7531 3888 7556 3863 7608 

$$

Staarmann

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 28, 5:15 PM EDT	Severe Thunderstorm Warning	PHI	Talbot	45 min
Jul 28, 5:45 PM EDT	Severe Thunderstorm Warning	PHI	Kent	60 min
Jul 28, 5:51 PM EDT	Tornado Warning	PHI	Talbot	24 min
Jul 28, 5:53 PM EDT	Severe Thunderstorm Warning	PHI	Caroline, Queen Anne's, Talbot	52 min
Jul 28, 5:58 PM EDT	Severe Thunderstorm Warning	PHI	Caroline, Talbot	47 min
Jul 28, 6:08 PM EDT	Severe Thunderstorm Warning	PHI	Kent, Queen Anne's	52 min
Jul 28, 6:15 PM EDT	Tornado Warning	PHI	Kent, Queen Anne's	30 min
Jul 28, 6:55 PM EDT	Tornado Warning	PHI	Queen Anne's, Talbot	35 min
Jul 28, 6:59 PM EDT	Severe Thunderstorm Warning	PHI	Caroline, Talbot	61 min
Jul 28, 5:29 PM EDT	Severe Thunderstorm Warning	PHI	New Castle	61 min
Jul 28, 6:16 PM EDT	Tornado Warning	PHI	New Castle	29 min
Jul 28, 6:23 PM EDT	Severe Thunderstorm Warning	PHI	New Castle	67 min
Jul 28, 6:46 PM EDT	Tornado Warning	PHI	New Castle	29 min
Jul 28, 6:55 PM EDT	Severe Thunderstorm Warning	PHI	Kent	50 min
Jul 28, 7:11 PM EDT	Flash Flood Warning	PHI	New Castle	3 hr
Jul 28, 7:40 PM EDT	Severe Thunderstorm Warning	PHI	Sussex	50 min

Nearby

Severe Thunderstorm Warnings in Maryland, 2026 Severe Thunderstorm Warnings in Delaware, 2026 Every severe thunderstorm 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.