Alert archive / Maryland / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 319, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Sep 7, 2023, 8:45 PM EDT for Caroline County, Talbot County, Maryland. It was in force for 26 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
- Sep 7, 2023, 8:45 PM EDT (00:45 UTC)
- Expired
- Sep 7, 2023, 9:11 PM EDT
- In force
- 26 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Caroline County, MD, Talbot County, MD
The radar
The Dover AFB radar (KDOX), 42 km from the middle of the area, began a volume at 00:47 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, 0.8 hours before the alert went out and 110 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
- 2650 J/kg
- Mixed-layer CIN
- -56 J/kg
- Mixed-layer LCL
- 1291 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 45 m²/s²
- 0-3 km storm-relative helicity
- 30 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
512
WUUS51 KPHI 080045
SVRPHI
MDC011-041-080130-
/O.NEW.KPHI.SV.W.0319.230908T0045Z-230908T0130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
845 PM EDT Thu Sep 7 2023
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northeastern Talbot County in eastern Maryland...
Caroline County in eastern Maryland...
* Until 930 PM EDT.
* At 845 PM EDT, a severe thunderstorm was located over Matthews, or
near Easton, moving northeast at 25 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, Denton, Greensboro, Oakland, Ridgely, Preston, Goldsboro,
Queen Anne, Tanyard, Harmony, Smithville, Jumptown, Agner,
Matthews, Griffin, Windyhill, Cordova, Hillsboro and Henderson.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in Mount Holly NJ.
&&
LAT...LON 3884 7609 3893 7598 3892 7595 3896 7594
3910 7575 3872 7571 3869 7589 3870 7590
3869 7590 3868 7598
TIME...MOT...LOC 0045Z 242DEG 23KT 3880 7595
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
MPS2 follow-up statements
627
WWUS51 KPHI 080059
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
859 PM EDT Thu Sep 7 2023
MDC011-041-080130-
/O.CON.KPHI.SV.W.0319.000000T0000Z-230908T0130Z/
Talbot MD-Caroline MD-
859 PM EDT Thu Sep 7 2023
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM EDT
FOR NORTHEASTERN TALBOT AND CENTRAL CAROLINE COUNTIES...
At 859 PM EDT, a severe thunderstorm was located over Griffin, or 12
miles northeast of Easton, moving northeast at 25 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Wind damage to roofs,
siding, trees, and power lines is possible.
Locations impacted include...
Denton, Greensboro, Oakland, Ridgely, Goldsboro, Queen Anne,
Jumptown, Harmony, Griffin, Cordova, Hillsboro and Henderson.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Mount Holly NJ.
&&
LAT...LON 3875 7588 3889 7602 3893 7597 3892 7595
3895 7594 3910 7575 3882 7572
TIME...MOT...LOC 0059Z 232DEG 22KT 3887 7588
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
MPS443
WWUS51 KPHI 080111
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
911 PM EDT Thu Sep 7 2023
MDC011-041-080121-
/O.CAN.KPHI.SV.W.0319.000000T0000Z-230908T0130Z/
Talbot MD-Caroline MD-
911 PM EDT Thu Sep 7 2023
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN TALBOT AND
CENTRAL CAROLINE COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.
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 3875 7588 3889 7602 3893 7597 3892 7595
3895 7594 3910 7575 3882 7572
TIME...MOT...LOC 0108Z 242DEG 23KT 3891 7579
$$
MPSThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 7, 8:21 PM EDT | Special Weather Statement | PHI | Caroline, Talbot | 24 min |
| Sep 7, 9:14 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's | 30 min |
Nearby
Severe Thunderstorm Warnings in Maryland, 2023Every severe thunderstorm warning in 2023
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.