Alert archive / New Jersey / Coastal Flood Statements in 2011
Coastal Flood Statement 55, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this coastal flood statement at Dec 27, 2011, 1:20 PM EST for 4 counties in New Jersey; Delaware County, Philadelphia County, Pennsylvania; New Castle County, Delaware. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Dec 27, 2011, 1:20 PM EST (18:20 UTC)
- Expired
- Dec 27, 2011, 5:00 PM EST
- In force
- 4 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties New Castle County, DE, Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Salem County, NJ, Delaware County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 69 km from the middle of the area, began a volume at 18:19 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, 6.3 hours before the alert went out and 207 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1244 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 164 m²/s²
- 0-3 km storm-relative helicity
- 169 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
513 WHUS41 KPHI 271820 CFWPHI COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 120 PM EST TUE DEC 27 2011 MDZ008-012-015-019-020-280400- /O.CON.KPHI.CF.Y.0073.111227T2200Z-111228T0400Z/ CECIL-KENT MD-QUEEN ANNES-TALBOT-CAROLINE- 120 PM EST TUE DEC 27 2011 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 11 PM EST THIS EVENING... * LOCATION...THE EASTERN SHORE OF CHESAPEAKE BAY. * COASTAL FLOODING...MINOR TIDAL FLOODING IS EXPECTED AROUND THE TIME OF HIGH TIDE. * TIMING...HIGH TIDE IN CAMBRIDGE OCCURS AROUND 605 PM...AND HIGH TIDE OCCURS AT TOLCHESTER BEACH AROUND 915 PM. * IMPACTS...LOCATIONS VULNERABLE TO TIDAL FLOODING ARE EXPECTED TO EXPERIENCE MINOR TIDAL FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A COASTAL FLOOD ADVISORY INDICATES THAT MINOR TIDAL FLOODING IS ANTICIPATED. MINOR TIDAL FLOODING OFTEN RESULTS IN SOME ROADS CLOSURES. USUALLY...THE MOST VULNERABLE ROADWAYS WILL FLOOD. DO NOT LEAVE YOUR VEHICLE AT A LOCATION THAT IS PRONE TO TIDAL FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOOD WATERS. THE WATER MAY BE DEEPER THAN YOU THINK IT IS. YOU WILL BE PUTTING YOURSELF IN DANGER AND YOUR VEHICLE MAY BE DAMAGED...LEADING TO COSTLY REPAIR. FOR A LIST OF THE IMPACT OF DIFFERENT TIDE HEIGHTS IN YOUR COUNTY PLEASE GO TO WWW.WEATHER.GOV/PHI/TIDES.HTM (ALL IN LOWER CASE). && $$ DEZ001-NJZ016>019-PAZ070-071-272200- /O.NEW.KPHI.CF.S.0055.111227T1820Z-111227T2200Z/ NEW CASTLE-SALEM-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON- DELAWARE-PHILADELPHIA- 120 PM EST TUE DEC 27 2011 * LOCATION...THE TIDAL DELAWARE RIVER AND ITS TIDAL TRIBUTARIES. * COASTAL FLOODING...SOME MINOR TIDAL FLOODING OF THE MOST FLOOD PRONE AREAS. * TIMING...HIGH TIDE OCCURS FROM AROUND 100 PM AT THE MOUTH OF THE DELAWARE RIVER TO AROUND 430 PM NORTH OF BURLINGTON CITY. HIGH TIDE AT PHILADELPHIA OCCURS AROUND 315 PM. * IMPACTS...LOCATIONS MOST VULNERABLE TO TIDAL FLOODING ARE EXPECTED TO EXPERIENCE MINOR TIDAL FLOODING. $$
1 follow-up statement
499 WHUS41 KPHI 272212 CFWPHI COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 512 PM EST TUE DEC 27 2011 DEZ001-NJZ016>019-PAZ070-071-272315- /O.EXP.KPHI.CF.S.0055.000000T0000Z-111227T2200Z/ NEW CASTLE-SALEM-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON- DELAWARE-PHILADELPHIA- 512 PM EST TUE DEC 27 2011 THE THREAT OF SOME MINOR TIDAL FLOODING OVER THE TIDAL DELAWARE RIVER AND ITS TRIBUTARIES WAS COMING TO AN END EARLY THIS EVENING. IF YOU DO ENCOUNTER RESIDUAL TIDAL FLOODING WHILE DRIVING, PLEASE DO NOT DRIVE THROUGH FLOOD WATERS. FIND ANOTHER ROUTE. $$ MDZ008-012-015-019-020-280400- /O.CON.KPHI.CF.Y.0073.000000T0000Z-111228T0400Z/ CECIL-KENT MD-QUEEN ANNES-TALBOT-CAROLINE- 512 PM EST TUE DEC 27 2011 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 11 PM EST THIS EVENING... * LOCATION...THE EASTERN SHORE OF CHESAPEAKE BAY. * COASTAL FLOODING...MINOR TIDAL FLOODING IS EXPECTED AROUND THE TIME OF HIGH TIDE. * TIMING...HIGH TIDE IN CAMBRIDGE OCCURS AROUND 605 PM...AND HIGH TIDE OCCURS AT TOLCHESTER BEACH AROUND 915 PM. * IMPACTS...LOCATIONS VULNERABLE TO TIDAL FLOODING ARE EXPECTED TO EXPERIENCE MINOR TIDAL FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A COASTAL FLOOD ADVISORY INDICATES THAT MINOR TIDAL FLOODING IS ANTICIPATED. MINOR TIDAL FLOODING OFTEN RESULTS IN SOME ROADS CLOSURES. USUALLY...THE MOST VULNERABLE ROADWAYS WILL FLOOD. DO NOT LEAVE YOUR VEHICLE AT A LOCATION THAT IS PRONE TO TIDAL FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOOD WATERS. THE WATER MAY BE DEEPER THAN YOU THINK IT IS. YOU WILL BE PUTTING YOURSELF IN DANGER AND YOUR VEHICLE MAY BE DAMAGED...LEADING TO COSTLY REPAIR. FOR A LIST OF THE IMPACT OF DIFFERENT TIDE HEIGHTS IN YOUR COUNTY PLEASE GO TO WWW.WEATHER.GOV/PHI/TIDES.HTM (ALL IN LOWER CASE). && $$
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 27, 3:37 AM EST | Gale Warning | PHI | 44 hr | |
| Dec 27, 3:41 AM EST | Wind Advisory | PHI | Atlantic, Burlington, Cape May, Cumberland, Monmouth, Ocean | 18 hr |
| Dec 27, 3:44 AM EST | Coastal Flood Advisory | PHI | Middlesex, Monmouth, Ocean | 19 hr |
| Dec 27, 6:08 PM EST | Special Weather Statement | PHI | Camden, Cumberland, Gloucester, Salem | 52 min |
| Dec 27, 6:01 PM EST | Areal Flood Warning | PHI | Chester | 3 hr |
Nearby
Coastal Flood Statements in New Jersey, 2011Coastal Flood Statements in Pennsylvania, 2011Coastal Flood Statements in Delaware, 2011Every coastal flood statement in 2011
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.