Alert archive / Maryland / Severe Thunderstorm Warnings in 2022
Severe Thunderstorm Warning 133, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 21, 2022, 3:51 PM EDT for Talbot County, Maryland. It was in force for 24 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
- Jul 21, 2022, 3:51 PM EDT (19:51 UTC)
- Expired
- Jul 21, 2022, 4:15 PM EDT
- In force
- 24 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Talbot County, MD
The radar
The Dover AFB radar (KDOX), 60 km from the middle of the area, began a volume at 19:50 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 12:00Z, 7.9 hours before the alert went out and 101 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
- 1195 J/kg
- Mixed-layer CIN
- -104 J/kg
- Mixed-layer LCL
- 990 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 97 m²/s²
- 0-3 km storm-relative helicity
- 143 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
601
WUUS51 KPHI 211951
SVRPHI
MDC041-212015-
/O.NEW.KPHI.SV.W.0133.220721T1951Z-220721T2015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
351 PM EDT Thu Jul 21 2022
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Southeastern Talbot County in eastern Maryland...
* Until 415 PM EDT.
* At 350 PM EDT, a severe thunderstorm was located over Oxford, or 7
miles northwest of Cambridge, moving east at 30 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, Trappe, Oxford and Hambleton.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3860 7606 3863 7608 3862 7611 3864 7613
3864 7615 3869 7618 3867 7620 3874 7623
3881 7604 3863 7598 3859 7599 3858 7606
TIME...MOT...LOC 1950Z 255DEG 25KT 3865 7615
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Manning2 follow-up statements
621
WWUS51 KPHI 212006
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
406 PM EDT Thu Jul 21 2022
MDC041-212015-
/O.CON.KPHI.SV.W.0133.000000T0000Z-220721T2015Z/
Talbot MD-
406 PM EDT Thu Jul 21 2022
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM EDT
FOR SOUTHEASTERN TALBOT COUNTY...
At 406 PM EDT, a severe thunderstorm was located over Windyhill, or 7
miles southeast of Easton, moving east at 30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Easton, Trappe and Hambleton.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3860 7606 3863 7608 3875 7615 3881 7604
3863 7598 3859 7599 3858 7606
TIME...MOT...LOC 2006Z 255DEG 25KT 3868 7601
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Manning508
WWUS51 KPHI 212011
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
411 PM EDT Thu Jul 21 2022
MDC041-212021-
/O.EXP.KPHI.SV.W.0133.000000T0000Z-220721T2015Z/
Talbot MD-
411 PM EDT Thu Jul 21 2022
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN TALBOT COUNTY
WILL EXPIRE AT 415 PM EDT...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire. However gusty
winds are still possible with this thunderstorm.
LAT...LON 3860 7606 3863 7608 3875 7615 3881 7604
3863 7598 3859 7599 3858 7606
TIME...MOT...LOC 2011Z 255DEG 25KT 3869 7597
$$
ManningThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 21, 3:43 PM EDT | Special Weather Statement | PHI | Talbot | 32 min |
| Jul 21, 3:44 PM EDT | Special Weather Statement | PHI | Caroline | 31 min |
Nearby
Severe Thunderstorm Warnings in Maryland, 2022Every severe thunderstorm warning in 2022
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.