Alert archive / Maryland / Tornado Warnings in 2010
Tornado Warning 10, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this tornado warning at Sep 28, 2010, 9:13 AM EDT for 4 counties in 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
- Sep 28, 2010, 9:13 AM EDT (13:13 UTC)
- Expired
- Sep 28, 2010, 9:45 AM EDT
- In force
- 32 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Caroline County, MD, Kent County, MD, Queen Anne's County, MD, Talbot County, MD
The radar
The Dover AFB radar (KDOX), 67 km from the middle of the area, began a volume at 13:15 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
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 1.2 hours before the alert went out and 68 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
- 246 J/kg
- Mixed-layer CIN
- -26 J/kg
- Mixed-layer LCL
- 729 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 288 m²/s²
- 0-3 km storm-relative helicity
- 308 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 1.6
The text
As transmitted, in the capitals the NWS used until 2016.
378
WFUS51 KPHI 281313
TORPHI
MDC011-029-035-041-281345-
/O.NEW.KPHI.TO.W.0010.100928T1313Z-100928T1345Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
913 AM EDT TUE SEP 28 2010
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* TORNADO WARNING FOR...
WEST CENTRAL CAROLINE COUNTY IN EASTERN MARYLAND...
TALBOT COUNTY IN EASTERN MARYLAND...
THIS INCLUDES THE CITY OF EASTON...
SOUTHWESTERN KENT COUNTY IN NORTHEAST MARYLAND...
QUEEN ANNE'S COUNTY IN NORTHEAST MARYLAND...
THIS INCLUDES THE CITY OF CENTERVILLE...
* UNTIL 945 AM EDT
* AT 913 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR OXFORD...OR
10 MILES SOUTHWEST OF EASTON...MOVING NORTH AT 45 MPH.
* THE TORNADO WILL BE NEAR...
ST. MICHAELS BY 920 AM EDT...
COPPERVILLE AND TALBOT BY 925 AM EDT...
WYE MILLS...GRASONVILLE AND SKIPTON BY 935 AM EDT...
STARR BY 940 AM EDT...
CENTREVILLE AND CENTERVILLE BY 945 AM EDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
&&
LAT...LON 3867 7622 3873 7625 3870 7627 3872 7631
3866 7635 3883 7631 3887 7625 3882 7621
3883 7620 3894 7624 3890 7626 3892 7628
3899 7625 3900 7618 3903 7624 3927 7615
3921 7579 3863 7613
TIME...MOT...LOC 1314Z 197DEG 41KT 3870 7623
$$
HAYES1 follow-up statement
148
WWUS51 KPHI 281330
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
930 AM EDT TUE SEP 28 2010
MDC011-029-035-041-281345-
/O.CON.KPHI.TO.W.0010.000000T0000Z-100928T1345Z/
CAROLINE MD-KENT MD-QUEEN ANNE'S MD-TALBOT MD-
930 AM EDT TUE SEP 28 2010
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 AM EDT FOR TALBOT...
QUEEN ANNE'S...SOUTHWESTERN KENT AND WEST CENTRAL CAROLINE
COUNTIES...
AT 926 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR COPPERVILLE...OR 7
MILES NORTHWEST OF EASTON...MOVING NORTH AT 45 MPH.
THE TORNADO WILL BE NEAR...
WYE MILLS...SKIPTON AND GRASONVILLE BY 935 AM EDT...
QUEENSTOWN...STARR AND 6 MILES EAST OF OVERTON BY 940 AM EDT...
CENTREVILLE...CENTERVILLE...CARVILLE AND 7 MILES WEST OF HOPE BY
945 AM EDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
&&
LAT...LON 3867 7622 3873 7625 3870 7627 3872 7631
3866 7635 3883 7631 3887 7625 3882 7621
3883 7620 3894 7624 3890 7626 3892 7628
3899 7625 3900 7618 3903 7624 3927 7615
3921 7579 3863 7613
TIME...MOT...LOC 1330Z 197DEG 41KT 3887 7616
$$
HAYESThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 28, 6:13 AM EDT | Special Weather Statement | PHI | Cecil, Kent, Queen Anne's, Talbot | 47 min |
| Sep 28, 7:02 AM EDT | Special Weather Statement | PHI | Caroline | 58 min |
| Sep 28, 8:26 AM EDT | Special Weather Statement | PHI | Queen Anne's, Talbot | 64 min |
| Sep 28, 8:47 AM EDT | Special Weather Statement | PHI | Cecil, Kent | 58 min |
| Sep 28, 9:26 AM EDT | Special Weather Statement | PHI | Cecil | 64 min |
| Sep 28, 9:44 AM EDT | Tornado Warning | PHI | Cecil, Kent, Queen Anne's, Talbot | 31 min |
| Sep 28, 10:22 AM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent, Queen Anne's | 53 min |
| Sep 28, 10:41 AM EDT | Special Weather Statement | PHI | Caroline | 64 min |
Nearby
Tornado Warnings in Maryland, 2010Every tornado warning in 2010Tornadoes in 2010
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.