Alert archive / Delaware / Flash Flood Warnings in 2006
Flash Flood Warning 45, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flash flood warning at Jul 13, 2006, 4:07 PM EDT for New Castle County, Delaware. It was in force for 113 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
- Jul 13, 2006, 4:07 PM EDT (20:07 UTC)
- Expired
- Jul 13, 2006, 6:00 PM EDT
- In force
- 113 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Counties, with a storm outline in the text
County New Castle County, DE
The radar
The Dover AFB radar (KDOX), 67 km from the middle of the area, began a volume at 20:09 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 |
|---|---|---|---|
| Jul 13, 4:30 PM EDT | FLASH FLOOD | Middletown, DE | WEST MAIN STREET IN MIDDLETOWN CLOSED DUE TO FLASH FLOODING. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 8.1 hours before the alert went out and 37 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
- 107 J/kg
- Mixed-layer CIN
- -98 J/kg
- Mixed-layer LCL
- 1112 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- -1 m²/s²
- 0-3 km storm-relative helicity
- 103 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS51 KPHI 132010 FFWPHI DEC003-132200- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 407 PM EDT THU JUL 13 2006 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * FLASH FLOOD WARNING FOR... SOUTHERN NEW CASTLE COUNTY IN NORTHERN DELAWARE * UNTIL 600 PM EDT * AT 403 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED FLASH FLOODING FROM A THUNDERSTORM OVER THE WARNED AREA. * LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MIDDLETOWN DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. LAT...LON 3930 7576 3934 7551 3954 7557 3953 7577 $$ NIERENBERG
1 follow-up statement
000 WGUS71 KPHI 132128 FFSPHI FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 524 PM EDT THU JUL 13 2006 DEC003-132200- NEW CASTLE DE- 524 PM EDT THU JUL 13 2006 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 600 PM EDT FOR SOUTHERN NEW CASTLE COUNTY... AT 519 PM EDT...THE HEAVY RAIN HAS ENDED ACROSS NEW CASTLE COUNTY, HOWEVER, SOME RESIDUAL FLOODING IS STILL POSSIBLE. HIGH WATER PROMPTED THE CLOSING OF MAIN STREET IN MIDDLETOWN. LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MIDDLETOWN. NO ADDITIONAL RAINFALL IS EXPECTED IN THE WARNED AREA TONIGHT. DO NOT DRIVE YOUR CAR IN AREAS WHERE WATER COVERS THE ROAD. LAT...LON 3930 7576 3934 7551 3954 7557 3953 7577 $$ NIERENBERG
Nearby
Flash Flood Warnings in Delaware, 2006Every flash flood warning in 2006
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.