Alert archive / Maryland / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 141, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 22, 2008, 11:22 AM EDT for Talbot County, Maryland. It was in force for 36 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 22, 2008, 11:22 AM EDT (15:22 UTC)
- Expired
- Jul 22, 2008, 11:58 AM EDT
- In force
- 36 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
County Talbot County, MD
The radar
The Dover AFB radar (KDOX), 61 km from the middle of the area, began a volume at 15:22 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 22, 10:03 AM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 3.4 hours before the alert went out and 89 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
- 96 J/kg
- Mixed-layer CIN
- -116 J/kg
- Mixed-layer LCL
- 1388 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 38 m²/s²
- 0-3 km storm-relative helicity
- 51 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS51 KPHI 221523
SVRPHI
MDC041-221615-
/O.NEW.KPHI.SV.W.0141.080722T1522Z-080722T1615Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1122 AM EDT TUE JUL 22 2008
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHERN TALBOT COUNTY IN EASTERN MARYLAND...
* UNTIL 1215 PM EDT
* AT 1118 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
OF 60 MPH. THIS STORM WAS LOCATED 16 MILES WEST OF OXFORD...OR
ABOUT 23 MILES SOUTHWEST OF EASTON...AND MOVING EAST AT 30 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
6 MILES SOUTH OF OXFORD BY 1145 AM...
TRAPPE AND 7 MILES SOUTH OF HAMBLETON BY NOON...
6 MILES SOUTH OF WINDYHILL BY 1205 PM...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 PM TUESDAY
AFTERNOON FOR DELAWARE AND NORTHEASTERN MARYLAND AND SOUTHERN NEW
JERSEY.
LAT...LON 3872 7635 3876 7600 3872 7602 3865 7595
3860 7598 3857 7603 3861 7609 3861 7611
3863 7612 3863 7615 3868 7619 3866 7621
3872 7626 3870 7628 3873 7631 3868 7631
3866 7635
TIME...MOT...LOC 1522Z 274DEG 26KT 3862 7641
$$
JJM1 follow-up statement
000
WWUS51 KPHI 221558
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1156 AM EDT TUE JUL 22 2008
MDC041-221606-
/O.CAN.KPHI.SV.W.0141.000000T0000Z-080722T1615Z/
TALBOT MD-
1156 AM EDT TUE JUL 22 2008
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN TALBOT COUNTY IS
CANCELLED...
WHILE SHOWERS AND THUNDERSTORMS WILL BE MOVING ACROSS THE EXTREME
SOUTHERN PORTION OF TALBOT COUNTY DURING THE NEXT HALF HOUR, THE
THREAT OF SEVERE WEATHER HAS SHIFTED FURTHER SOUTH. THEREFORE, THE
SEVERE THUNDERSTORM WARNING FOR SOUTHERN TALBOT COUNTY HAS BEEN
CANCELLED.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 PM EDT
TUESDAY AFTERNOON FOR DELAWARE AND NORTHEASTERN MARYLAND AND SOUTHERN
NEW JERSEY.
LAT...LON 3872 7635 3876 7600 3872 7602 3865 7595
3860 7598 3857 7603 3861 7609 3861 7611
3863 7612 3863 7615 3868 7619 3866 7621
3872 7626 3870 7628 3873 7631 3868 7631
3866 7635
TIME...MOT...LOC 1556Z 274DEG 26KT 3860 7610
$$
JJMNearby
Severe Thunderstorm Warnings in Maryland, 2008Every severe thunderstorm warning in 2008
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.