Alert archive / Maryland / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 4, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Apr 1, 2023, 5:13 PM EDT for Caroline County, Queen Anne's County, Talbot County, Maryland. It was in force for 32 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
- Apr 1, 2023, 5:13 PM EDT (21:13 UTC)
- Expired
- Apr 1, 2023, 5:45 PM EDT
- In force
- 32 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Caroline County, MD, Queen Anne's County, MD, Talbot County, MD
The radar
The Dover AFB radar (KDOX), 61 km from the middle of the area, began a volume at 21:13 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
Washington/Dulle, VA (KIAD), launched 12:00Z, 9.2 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 648 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 448 m²/s²
- 0-3 km storm-relative helicity
- 443 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
429
WUUS51 KPHI 012113
SVRPHI
MDC011-035-041-012145-
/O.NEW.KPHI.SV.W.0004.230401T2113Z-230401T2145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
513 PM EDT Sat Apr 1 2023
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Talbot County in eastern Maryland...
Southeastern Queen Anne's County in northeastern Maryland...
Caroline County in eastern Maryland...
* Until 545 PM EDT.
* At 513 PM EDT, a severe thunderstorm was located near Oxford, or
near Easton, moving east at 50 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
* Locations impacted include...
Easton, Talbot, Denton, Greensboro, Oakland, Ridgely, Trappe, St.
Michaels, Preston, Oxford, Goldsboro, Queen Anne, Smithville,
Starr, Copperville, Jumptown, Agner, Choptank, Windyhill and
Tanyard.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3886 7627 3886 7626 3883 7625 3881 7621
3879 7622 3879 7619 3890 7620 3909 7576
3869 7572 3870 7590 3867 7595 3864 7615
3869 7618 3868 7621 3874 7624 3876 7622
3875 7625 3883 7629
TIME...MOT...LOC 2113Z 252DEG 45KT 3874 7615
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
MLB2 follow-up statements
558
WWUS51 KPHI 012128
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
528 PM EDT Sat Apr 1 2023
MDC035-012137-
/O.CAN.KPHI.SV.W.0004.000000T0000Z-230401T2145Z/
Queen Anne's MD-
528 PM EDT Sat Apr 1 2023
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN QUEEN ANNE'S
COUNTY IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 3870 7605 3886 7611 3899 7575 3874 7573
TIME...MOT...LOC 2127Z 249DEG 42KT 3880 7597
$$
MDC011-041-012145-
/O.CON.KPHI.SV.W.0004.000000T0000Z-230401T2145Z/
Talbot MD-Caroline MD-
528 PM EDT Sat Apr 1 2023
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM EDT
FOR NORTHEASTERN TALBOT AND SOUTHERN CAROLINE COUNTIES...
At 527 PM EDT, a severe thunderstorm was located over Matthews, or
near Easton, moving east at 50 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Easton, Denton, Greensboro, Ridgely, Preston, Queen Anne, Tanyard,
Harmony, Smithville, Agner, Matthews, Griffin, Cordova and Hillsboro.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3870 7605 3886 7611 3899 7575 3874 7573
TIME...MOT...LOC 2127Z 249DEG 42KT 3880 7597
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
MLB701
WWUS51 KPHI 012141
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
541 PM EDT Sat Apr 1 2023
MDC011-041-012150-
/O.EXP.KPHI.SV.W.0004.000000T0000Z-230401T2145Z/
Talbot MD-Caroline MD-
541 PM EDT Sat Apr 1 2023
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN TALBOT AND
SOUTHERN CAROLINE COUNTIES WILL EXPIRE AT 545 PM EDT...
The storm which prompted the warning has moved out of the warned
area. Therefore, the warning will be allowed to expire.
A Tornado Watch remains in effect until 1000 PM EDT for eastern
Maryland.
Remember, a Severe Thunderstorm Warning still remains in effect for
Talbot and Caroline Counties until 6:15 PM.
LAT...LON 3870 7605 3886 7611 3899 7575 3874 7573
TIME...MOT...LOC 2140Z 252DEG 45KT 3885 7578
$$
MLBThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 1, 5:34 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 26 min |
| Apr 1, 5:38 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Talbot | 37 min |
| Apr 1, 6:58 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's | 47 min |
| Apr 1, 7:20 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 40 min |
| Apr 1, 7:36 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 39 min |
| Apr 1, 7:50 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 40 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.