Alert archive / Maryland / Severe Thunderstorm Warnings in 2026
Severe Thunderstorm Warning 368, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Sep 3, 2026, 11:59 PM EDT for Caroline County, Queen Anne's County, Talbot County, Maryland. It was in force for 61 min. 15 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
- Sep 3, 2026, 11:59 PM EDT (03:59 UTC)
- Expired
- Sep 4, 2026, 1:00 AM EDT
- In force
- 61 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Damage threat
- Considerable
- Hail
- 1.0 in
- Wind
- 70.0 mph
Counties Caroline County, MD, Queen Anne's County, MD, Talbot County, MD
The radar
The Dover AFB radar (KDOX), 68 km from the middle of the area, began a volume at 04:00 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 |
|---|---|---|---|
| Sep 4, 12:26 AM EDT | MARINE TSTM WIND 42 | 11 Ese Shady Side, MD | A wind gust of 36 knots (42 MPH) was measured by a personal weather station (KMDSHERW4) adjacent to the Chesapeake Bay. |
| Sep 4, 12:28 AM EDT | MARINE TSTM WIND 61 | 14 Ese Shady Side, MD | Wind gusts of up to 53 knots (61 MPH) were measured by a personal weather station (KMDWITTM5) adjacent to the tidal Choptank River between 12:28 and 12:49 AM EDT. |
| Sep 4, 12:30 AM EDT | TSTM WND GST 53 | 1 Nne Tilghman Island, MD | Mesonet station 030MD Ferry Cove. |
| Sep 4, 12:39 AM EDT | MARINE TSTM WIND 39 | 7 Ese Cape St. Claire, MD | A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near a personal weather station (KMDSTEVE169) adjacent to the Chesapeake Bay. |
| Sep 4, 12:40 AM EDT | MARINE TSTM WIND 39 | 15 Ese Bay Ridge, MD | A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near a Tempest Station on Ice House Point Dr adjacent to Eastern Bay |
| Sep 4, 12:40 AM EDT | MARINE TSTM WIND 39 | 15 Ese Bay Ridge, MD | A thunderstorm produced an estimated wind gust to 34 knots (39 MPH) near a Tempest Station on Ice House Point Dr adjacent to Eastern Bay |
| Sep 4, 12:40 AM EDT | MARINE TSTM WIND 47 | 20 E Chesapeake Beach, MD | Wind gusts of up to 41 knots (47 MPH) were measured by a personal weather station (KMDOXFOR20) adjacent to the tidal Choptank River between 12:40 and 12:45 AM EDT. |
| Sep 4, 12:40 AM EDT | MARINE TSTM WIND 47 | 20 E Chesapeake Beach, MD | Wind gusts of up to 41 knots (47 MPH) were measured by a personal weather station (KMDOXFOR5) adjacent to the tidal Choptank River between 12:40 and 1:00 AM EDT. |
| Sep 4, 12:43 AM EDT | TSTM WND DMG | 3 S Grasonville, MD | Tree through a roof on Bunker Court in Grasonville. Time given in report. |
| Sep 4, 12:44 AM EDT | TSTM WND GST 61 | 1 Sse Wittman, MD | Weather Station KMDWITTM5. |
| Sep 4, 12:45 AM EDT | TSTM WND DMG | Cordova, MD | Multiple trees and wires down around Cordova. Time estimated from radar. |
| Sep 4, 12:45 AM EDT | TSTM WND DMG | Easton, MD | Trees and wires down around Easton. Time estimated from radar. |
| Sep 4, 12:50 AM EDT | TSTM WND GST 52 | 2 E Chester, MD | Mesonet station MD040 Us-50 Kent Narrow Bridge. |
| Sep 4, 1:00 AM EDT | MARINE TSTM WIND 47 | 20 E Chesapeake Beach, MD | A wind gust of 41 knots (47 MPH) was measured by the Cooperative Oxford Laboratory NOS sensor (CXLM2). |
| Sep 4, 1:00 AM EDT | MARINE TSTM WIND 47 | 20 E Chesapeake Beach, MD | A wind gust of 41 knots (47 MPH) was measured by the Cooperative Oxford Laboratory NOS sensor (CXLM2). |
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 |
|---|---|---|---|
| Sep 3, 8:38 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 00:00Z, 4.0 hours before the alert went out and 102 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.
- Mixed-layer CAPE
- 2290 J/kg
- Mixed-layer CIN
- -59 J/kg
- Mixed-layer LCL
- 1425 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 92 m²/s²
- 0-3 km storm-relative helicity
- 80 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 8.7
The text
As transmitted.
144
WUUS51 KPHI 040359
SVRPHI
MDC011-035-041-040500-
/O.NEW.KPHI.SV.W.0368.260904T0359Z-260904T0500Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
1159 PM EDT Thu Sep 3 2026
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Talbot County in eastern Maryland...
Southwestern Queen Anne's County in northeastern Maryland...
Southwestern Caroline County in eastern Maryland...
* Until 100 AM EDT.
* At 1158 PM EDT, severe thunderstorms were located along a line
extending from Hillandale to Andrews Air Force Base to 7 miles east
of La Plata, moving east at 45 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated. At 11:49 PM, Washington/Reagan National
Airport gusted to 64 MPH.
IMPACT...Minor damage to vehicles is possible. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
* Locations impacted include...
Easton, Centerville, Talbot, Centreville, Trappe, St. Michaels,
Preston, Oxford, Grasonville, Starr, Copperville, Choptank,
Windyhill, Tanyard, Harmony, Tilghman Island, Stevensville,
Skipton, Chester, and Matthews.
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 3903 7632 3897 7622 3900 7617 3905 7620
3905 7604 3870 7583 3868 7593 3857 7603
3868 7621 3876 7622 3871 7628 3878 7629
3876 7632 3867 7634 3875 7637 3897 7625
3893 7631 3896 7631 3884 7637 3885 7638
TIME...MOT...LOC 0358Z 275DEG 39KT 3901 7699 3882 7686 3852 7684
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...70 MPH
$$
Hoeflich2 follow-up statements
151
WWUS51 KPHI 040437
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
1237 AM EDT Fri Sep 4 2026
MDC011-035-041-040500-
/O.CON.KPHI.SV.W.0368.000000T0000Z-260904T0500Z/
Talbot MD-Queen Anne's MD-Caroline MD-
1237 AM EDT Fri Sep 4 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 AM EDT
FOR TALBOT...SOUTHWESTERN QUEEN ANNE'S AND SOUTHWESTERN CAROLINE
COUNTIES...
At 1237 AM EDT, severe thunderstorms were located along a line
extending from Severn River to near Tilghman Island to Taylors
Island, moving east at 45 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
Locations impacted include...
Easton, Centerville, Talbot, Centreville, Trappe, St. Michaels,
Preston, Oxford, Grasonville, Starr, Copperville, Choptank,
Windyhill, Tanyard, Harmony, Tilghman Island, Stevensville, Skipton,
Chester, and Matthews.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3903 7632 3897 7622 3900 7617 3905 7620
3905 7604 3870 7583 3868 7593 3857 7603
3868 7621 3876 7622 3871 7628 3878 7629
3876 7632 3867 7634 3875 7637 3897 7625
3893 7631 3896 7631 3884 7637 3885 7638
TIME...MOT...LOC 0437Z 275DEG 39KT 3897 7647 3878 7634 3848 7632
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...70 MPH
$$
Hoeflich871
WWUS51 KPHI 040457
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
1257 AM EDT Fri Sep 4 2026
MDC011-035-041-040506-
/O.EXP.KPHI.SV.W.0368.000000T0000Z-260904T0500Z/
Talbot MD-Queen Anne's MD-Caroline MD-
1257 AM EDT Fri Sep 4 2026
...THE SEVERE THUNDERSTORM WARNING FOR TALBOT...SOUTHWESTERN QUEEN
ANNE'S AND SOUTHWESTERN CAROLINE COUNTIES WILL EXPIRE AT 100 AM
EDT...
The storms which prompted the warning have weakened below severe
limits, and have exited the warned area. Therefore, the warning will
be allowed to expire.
A Severe Thunderstorm Watch remains in effect until 200 AM EDT for
eastern and northeastern Maryland.
LAT...LON 3903 7632 3897 7622 3900 7617 3905 7620
3905 7604 3870 7583 3868 7593 3857 7603
3868 7621 3876 7622 3871 7628 3878 7629
3876 7632 3867 7634 3875 7637 3897 7625
3893 7631 3896 7631 3884 7637 3885 7638
TIME...MOT...LOC 0456Z 275DEG 39KT 3897 7647 3878 7634 3848 7632
$$
HoeflichThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 4, 12:18 AM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 42 min |
| Sep 4, 12:52 AM EDT | Severe Thunderstorm Warning | PHI | Caroline, Talbot | 53 min |
Nearby
Severe Thunderstorm Warnings in Maryland, 2026Every 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.