Alert archive / Maryland / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 41, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 4, 2008, 7:17 PM EDT for Caroline County, Queen Anne's County, Talbot County, Maryland. It was in force for 58 min. 1 report 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
- Jun 4, 2008, 7:17 PM EDT (23:17 UTC)
- Expired
- Jun 4, 2008, 8:15 PM EDT
- In force
- 58 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Caroline County, MD, Queen Anne's County, MD, Talbot County, MD
The radar
The Dover AFB radar (KDOX), 69 km from the middle of the area, began a volume at 22:59 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 |
|---|---|---|---|
| Jun 4, 7:20 PM EDT | TSTM WND DMG | 2 Se Stevensville, MD | TREES AND WIRES DOWN ON HARBOR DRIVE. |
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 |
|---|---|---|---|
| Jun 4, 2:53 PM EDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 11.3 hours before the alert went out and 63 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
- 27 J/kg
- Mixed-layer CIN
- -57 J/kg
- Mixed-layer LCL
- 622 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 157 m²/s²
- 0-3 km storm-relative helicity
- 221 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS51 KPHI 042318
SVRPHI
MDC011-035-041-050015-
/O.NEW.KPHI.SV.W.0041.080604T2317Z-080605T0015Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
717 PM EDT WED JUN 4 2008
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
CENTRAL CAROLINE COUNTY IN EASTERN MARYLAND...
NORTHERN TALBOT COUNTY IN EASTERN MARYLAND...
SOUTHWESTERN QUEEN ANNES COUNTY IN NORTHEAST MARYLAND...
* UNTIL 815 PM EDT
* AT 715 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND
DAMAGING WINDS TO 60 MPH. THIS STORM WAS LOCATED NEAR
GRASONVILLE...OR ABOUT 42 MILES SOUTHWEST OF DOVER...AND
MOVING EAST AT 45 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
SKIPTON BY 725 PM...
CORDOVA...QUEEN ANNE AND MATTHEWS BY 730 PM...
GRIFFIN AND 6 MILES SOUTH OF RIDGELY BY 735 PM...
DENTON AND 6 MILES NORTH OF HARMONY BY 740 PM...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM FOR THE WARNED AREA.
LAT...LON 3893 7637 3900 7634 3901 7628 3898 7621
3901 7617 3901 7576 3871 7573 3882 7631
3887 7626 3884 7625 3882 7620 3892 7621
3895 7624 3890 7624 3894 7628 3891 7628
3890 7632 3887 7632 3884 7638
TIME...MOT...LOC 2317Z 277DEG 40KT 3889 7616
$$
GORSE1 follow-up statement
000
WWUS51 KPHI 042352
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
751 PM EDT WED JUN 4 2008
MDC011-035-041-050015-
/O.CON.KPHI.SV.W.0041.000000T0000Z-080605T0015Z/
CAROLINE MD-QUEEN ANNES MD-TALBOT MD-
751 PM EDT WED JUN 4 2008
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EDT
FOR NORTHERN TALBOT...SOUTHWESTERN QUEEN ANNES AND CENTRAL CAROLINE
COUNTIES...
AT 748 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A CLUSTER OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PENNY
SIZE HAIL...AND DAMAGING WINDS UP TO 60 MPH. THE STORMS ARE MOVING
EAST AT 45 MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
CORDOVA...HILLSBORO...MATTHEWS AND QUEEN ANNE BY 755 PM EDT...
GRIFFIN AND 6 MILES SOUTH OF RIDGELY BY 800 PM EDT...
DENTON AND 6 MILES NORTH OF HARMONY BY 805 PM EDT...
LAT...LON 3893 7637 3900 7634 3901 7628 3898 7621
3901 7617 3901 7576 3871 7573 3882 7631
3887 7626 3884 7625 3882 7620 3892 7621
3895 7624 3890 7624 3894 7628 3891 7628
3890 7632 3887 7632 3884 7638
TIME...MOT...LOC 2350Z 277DEG 40KT 3888 7605
$$
GORSEThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 4, 3:17 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 58 min |
| Jun 4, 3:58 PM EDT | Tornado Warning | PHI | Caroline, Queen Anne's, Talbot | 32 min |
| Jun 4, 4:14 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 61 min |
Nearby
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.