Alert archive / Maryland / Severe Thunderstorm Warnings in 2014
Severe Thunderstorm Warning 21, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at May 22, 2014, 3:49 PM EDT for New Castle County, Delaware; Cecil County, Kent County, Queen Anne's County, Maryland. It was in force for 56 min. 6 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
- May 22, 2014, 3:49 PM EDT (19:49 UTC)
- Expired
- May 22, 2014, 4:45 PM EDT
- In force
- 56 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties New Castle County, DE, Cecil County, MD, Kent County, MD, Queen Anne's County, MD
The radar
The Dover AFB radar (KDOX), 84 km from the middle of the area, began a volume at 19:52 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 |
|---|---|---|---|
| May 22, 4:28 PM EDT | TSTM WND DMG | Crumpton, MD | LARGE TREE DOWN IN YARD |
| May 22, 4:28 PM EDT | TSTM WND DMG | Crumpton, MD | NUMEROUS LIMBS AND TREES DOWN BETWEEN 301 AND CRUMPTON |
| May 22, 4:28 PM EDT | TSTM WND DMG | Sudlersville, MD | LIMBS DOWN PERRYS CORNER ROAD |
| May 22, 4:30 PM EDT | TSTM WND DMG | Millington, MD | 3 INCH DIAMTER BRANCHES DOWN AROUND TOWN. |
| May 22, 4:32 PM EDT | TSTM WND DMG | Sudlersville, MD | MD 300. LIMBS AND POWER LINES DOWN. |
| May 22, 4:32 PM EDT | TSTM WND DMG | Sudlersville, MD | NMRS LIMBS7TREES DOWN... TREETOPS SNAPPED 8-9FT. |
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 |
|---|---|---|---|
| May 22, 2:18 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 7.8 hours before the alert went out and 133 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
- 291 J/kg
- Mixed-layer CIN
- -102 J/kg
- Mixed-layer LCL
- 839 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 47 m²/s²
- 0-3 km storm-relative helicity
- 91 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
388
WUUS51 KPHI 221949
SVRPHI
DEC003-MDC015-029-035-222045-
/O.NEW.KPHI.SV.W.0021.140522T1949Z-140522T2045Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
349 PM EDT THU MAY 22 2014
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHWESTERN NEW CASTLE COUNTY IN NORTHERN DELAWARE...
SOUTHERN CECIL COUNTY IN NORTHEAST MARYLAND...
NORTHEASTERN KENT COUNTY IN NORTHEAST MARYLAND...
NORTHEASTERN QUEEN ANNE'S COUNTY IN NORTHEAST MARYLAND...
* UNTIL 445 PM EDT
* AT 347 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM. THE STORM WAS NEAR ABERDEEN PROVING GROUND...
MOVING SOUTHEAST AT 30 MPH. THIS STORM IS CAPABLE OF PRODUCING
QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
BETTERTON AROUND 400 PM EDT...
HOLLYWOOD BEACH AROUND 405 PM EDT...
CAYOTS AND KENNEDYVILLE AROUND 410 PM EDT...
CECILTON AND MORGNEC AROUND 415 PM EDT...
WARWICK AND BOHEMIAS MILLS AROUND 420 PM EDT...
SASSAFRAS AND MASSEY AROUND 425 PM EDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE WINDS OF MORE THAN 57 MPH...OR HAIL ONE
INCH OR LARGER.
FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS SEVERE
THUNDERSTORM. WHEN THUNDER ROARS...MOVE INDOORS! REMEMBER...IF YOU
CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT
THURSDAY EVENING FOR NORTHERN NEW JERSEY AND EASTERN PENNSYLVANIA. A
SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT UNTIL 1000 PM EDT
THURSDAY EVENING FOR DELAWARE AND NORTHEASTERN MARYLAND AND SOUTHERN
NEW JERSEY.
&&
LAT...LON 3938 7611 3938 7606 3944 7600 3946 7602
3952 7599 3955 7603 3954 7607 3956 7610
3957 7610 3957 7609 3956 7608 3957 7608
3959 7611 3959 7610 3940 7559 3929 7569
3929 7576 3922 7575 3911 7586 3936 7614
TIME...MOT...LOC 1949Z 301DEG 26KT 3948 7609
$$
TFGThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 22, 4:13 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 62 min |
| May 22, 4:22 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 53 min |
| May 22, 4:29 PM EDT | Tornado Warning | PHI | Kent | 31 min |
| May 22, 4:53 PM EDT | Tornado Warning | PHI | Kent | 22 min |
| May 22, 5:11 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 64 min |
| May 22, 5:43 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 62 min |
| May 22, 6:13 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 32 min |
| May 22, 6:08 AM EDT | Special Weather Statement | PHI | Talbot | 67 min |
| May 22, 4:44 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 61 min |
| May 22, 4:59 PM EDT | Severe Thunderstorm Warning | PHI | Talbot | 61 min |
Nearby
Severe Thunderstorm Warnings in Maryland, 2014Severe Thunderstorm Warnings in Delaware, 2014Every severe thunderstorm warning in 2014
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.