Alert archive / New Jersey / Coastal Flood Advisories in 2011
Coastal Flood Advisory 36, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this coastal flood advisory at Sep 7, 2011, 11:48 AM EDT for 5 counties in New Jersey; Delaware County, Philadelphia County, Pennsylvania; 5 counties in Maryland. It took effect at Sep 7, 2011, 6:00 PM EDT. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Sep 7, 2011, 11:48 AM EDT (15:48 UTC)
- In effect from
- Sep 7, 2011, 6:00 PM EDT
- Expired
- Sep 8, 2011, 6:00 AM EDT
- In force
- 12 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties Caroline County, MD, Cecil County, MD, Kent County, MD, Queen Anne's County, MD, Talbot County, MD, Burlington County, NJ, Camden County, NJ, Cumberland County, NJ, Gloucester County, NJ, Salem County, NJ, Delaware County, PA, Philadelphia County, PA
The radar
The Dover AFB radar (KDOX), 72 km from the middle of the area, began a volume at 15:48 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, 3.8 hours before the alert went out and 172 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
- 482 J/kg
- Mixed-layer CIN
- -78 J/kg
- Mixed-layer LCL
- 779 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 26 m²/s²
- 0-3 km storm-relative helicity
- 22 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this coastal flood advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Philadelphia/Mount Holly wrote its last area forecast discussion before this coastal flood advisory went out at Sep 7, 11:41 AM EDT, 7 minutes earlier.
Area forecast discussion, Sep 7, 11:41 AM EDT, 7 minutes before
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</html>Hazardous weather outlook, Sep 7, 11:42 AM EDT, 6 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 1142 AM EDT WED SEP 7 2011 DEZ001-NJZ016>019-PAZ070-071-081545- NEW CASTLE-SALEM-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-DELAWARE- PHILADELPHIA- 1142 AM EDT WED SEP 7 2011 ...FLOOD WATCH IN EFFECT THROUGH THURSDAY AFTERNOON... ...COASTAL FLOOD ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 1 AM EDT THURSDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN DELAWARE...SOUTHERN NEW JERSEY AND SOUTHEAST PENNSYLVANIA. .DAY ONE...THIS AFTERNOON AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. FLOOD WATCH. COASTAL FLOOD ADVISORY. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. FLOOD WATCH. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. DEZ003-MDZ012-015-019-020-NJZ020-022-023-027-081545- INLAND SUSSEX-KENT MD-QUEEN ANNES-TALBOT-CAROLINE-OCEAN-ATLANTIC- CAPE MAY-SOUTHEASTERN BURLINGTON- 1142 AM EDT WED SEP 7 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHERN DELAWARE...NORTHEAST MARYLAND AND SOUTHERN NEW JERSEY. .DAY ONE...THIS AFTERNOON AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. DEZ002-NJZ021-081545- KENT-CUMBERLAND- 1142 AM EDT WED SEP 7 2011 ...COASTAL FLOOD ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 1 AM EDT THURSDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL DELAWARE AND SOUTHERN NEW JERSEY. .DAY ONE...THIS AFTERNOON AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. COASTAL FLOOD ADVISORY. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. MDZ008-PAZ060-067-068-081545- CECIL-BERKS-CHESTER-MONTGOMERY- 1142 AM EDT WED SEP 7 2011 ...FLOOD WATCH IN EFFECT THROUGH THURSDAY AFTERNOON... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST MARYLAND...EAST CENTRAL PENNSYLVANIA AND SOUTHEAST PENNSYLVANIA. .DAY ONE...THIS AFTERNOON AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. FLOOD WATCH. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. FLOOD WATCH. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. DEZ004-NJZ014-024>026-081545- DELAWARE BEACHES-EASTERN MONMOUTH-ATLANTIC COASTAL CAPE MAY- COASTAL ATLANTIC-COASTAL OCEAN- 1142 AM EDT WED SEP 7 2011 ...HIGH RIP CURRENT RISK IN EFFECT THROUGH LATE TONIGHT... THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHERN DELAWARE...CENTRAL NEW JERSEY AND SOUTHERN NEW JERSEY. .DAY ONE...THIS AFTERNOON AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. HIGH RIP CURRENT RISK. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. THE RISK OF DANGEROUS RIP CURRENTS THURSDAY AND FRIDAY IS HIGH. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. ANZ450>455-081545- COASTAL WATERS FROM SANDY HOOK TO MANASQUAN INLET NJ OUT 20 NM- COASTAL WATERS FROM MANASQUAN INLET TO LITTLE EGG INLET NJ OUT 20 NM- COASTAL WATERS FROM LITTLE EGG INLET TO GREAT EGG INLET NJ OUT 20 NM- COASTAL WATERS FROM GREAT EGG INLET TO CAPE MAY NJ OUT 20 NM- COASTAL WATERS FROM CAPE MAY NJ TO CAPE HENLOPEN DE OUT 20 NM- COASTAL WATERS FROM CAPE HENLOPEN TO FENWICK ISLAND DE OUT 20 NM- 1142 AM EDT WED SEP 7 2011 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THURSDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR ATLANTIC COASTAL WATERS. .DAY ONE...THIS AFTERNOON AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. SMALL CRAFT ADVISORY. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. SMALL CRAFT ADVISORY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. ANZ430-431-081545- DELAWARE BAY WATERS NORTH OF EAST POINT NJ TO SLAUGHTER BEACH DE- DELAWARE BAY WATERS SOUTH OF EAST POINT NJ TO SLAUGHTER BEACH DE- 1142 AM EDT WED SEP 7 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR DELAWARE BAY WATERS. .DAY ONE...THIS AFTERNOON AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. NJZ001-007>010-012-013-015-PAZ054-055-061-062-069-081545- SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-MIDDLESEX-WESTERN MONMOUTH- MERCER-CARBON-MONROE-LEHIGH-NORTHAMPTON-BUCKS- 1142 AM EDT WED SEP 7 2011 ...FLOOD WATCH IN EFFECT THROUGH THURSDAY AFTERNOON... THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NEW JERSEY...NORTHERN NEW JERSEY...NORTHWEST NEW JERSEY...EAST CENTRAL PENNSYLVANIA...NORTHEAST PENNSYLVANIA AND SOUTHEAST PENNSYLVANIA. .DAY ONE...THIS AFTERNOON AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. FLOOD WATCH. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. FLOOD WATCH. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 6, 8:28 PM EDT | River Flood Warning | PHI | Morris, Somerset | 14 hr |
| Sep 6, 8:28 PM EDT | River Flood Warning | PHI | Morris, Somerset | 4 days |
| Sep 6, 8:28 PM EDT | River Flood Warning | PHI | Somerset | 3 days |
| Sep 6, 8:28 PM EDT | River Flood Warning | PHI | Hunterdon, Somerset | 56 hr |
| Sep 6, 8:28 PM EDT | River Flood Warning | PHI | Somerset | 14 hr |
| Sep 6, 8:28 PM EDT | River Flood Warning | PHI | Middlesex, Somerset | 25 hr |
| Sep 6, 8:28 PM EDT | River Flood Warning | PHI | Middlesex, Somerset | 3 days |
| Sep 6, 8:28 PM EDT | River Flood Warning | PHI | Morris | 20 hr |
| Sep 7, 4:15 AM EDT | River Flood Warning | PHI | Morris, Passaic | 3 days |
| Sep 7, 4:34 AM EDT | River Flood Warning | PHI | Bergen, Morris, Passaic | 17 hr |
| Sep 7, 5:42 AM EDT | Areal Flood Warning | PHI | Morris | 28 hr |
| Sep 7, 6:12 AM EDT | Rip Current Statement | PHI | Atlantic, Cape May, Monmouth, Ocean | 65 hr |
| Sep 7, 10:05 AM EDT | River Flood Warning | PHI | Sussex, Warren | 60 hr |
| Sep 7, 10:05 AM EDT | River Flood Warning | PHI | Hunterdon, Warren | 67 hr |
| Sep 7, 10:05 AM EDT | River Flood Warning | PHI | Hunterdon, Mercer | 68 hr |
| Sep 7, 10:05 AM EDT | River Flood Warning | PHI | Hunterdon | 67 hr |
| Sep 7, 10:05 AM EDT | River Flood Warning | PHI | Hunterdon | 67 hr |
| Sep 7, 10:05 AM EDT | River Flood Warning | PHI | Hunterdon, Mercer | 64 hr |
| Sep 7, 10:05 AM EDT | River Flood Warning | PHI | Hunterdon, Mercer | 67 hr |
| Sep 7, 10:05 AM EDT | River Flood Warning | PHI | Mercer | 68 hr |
| Sep 7, 7:39 PM EDT | Coastal Flood Warning | PHI | Burlington, Camden, Gloucester | 6 hr |
| Sep 6, 10:31 PM EDT | Areal Flood Warning | PHI | Berks, Lehigh | 15 hr |
| Sep 6, 11:13 PM EDT | River Flood Warning | PHI | Chester, Montgomery, Philadelphia | 3 days |
| Sep 6, 11:19 PM EDT | River Flood Warning | PHI | Montgomery | 17 hr |
| Sep 7, 12:59 AM EDT | River Flood Warning | PHI | Chester, Delaware | 41 hr |
| Sep 7, 3:40 AM EDT | River Flood Warning | PHI | Montgomery, Philadelphia | 54 hr |
| Sep 7, 3:47 AM EDT | River Flood Warning | PHI | Delaware | 4 hr |
| Sep 7, 4:26 AM EDT | River Flood Warning | PHI | Berks, Montgomery | 6 hr |
| Sep 7, 4:26 AM EDT | River Flood Warning | PHI | Montgomery | 3 days |
| Sep 7, 9:48 AM EDT | River Flood Warning | PHI | Lehigh, Northampton | 5 hr |
| Sep 7, 1:32 PM EDT | Special Weather Statement | PHI | Berks | 58 min |
| Sep 7, 1:38 PM EDT | Special Weather Statement | PHI | Lebanon | 52 min |
| Sep 7, 1:50 PM EDT | Areal Flood Advisory | PHI | Berks | 17 min |
| Sep 7, 2:05 PM EDT | Flash Flood Warning | PHI | Berks | 4 hr |
| Sep 7, 2:36 PM EDT | Special Weather Statement | PHI | Berks | 54 min |
| Sep 7, 2:39 PM EDT | Special Weather Statement | PHI | Chester | 66 min |
| Sep 7, 3:06 PM EDT | Flash Flood Warning | PHI | Chester | 4 hr |
| Sep 7, 3:33 PM EDT | Flash Flood Warning | PHI | Berks, Chester | 4 hr |
| Sep 7, 3:49 PM EDT | Special Weather Statement | PHI | Berks, Chester | 56 min |
| Sep 7, 4:06 PM EDT | River Flood Warning | PHI | Berks, Montgomery | 41 hr |
| Sep 7, 4:06 PM EDT | River Flood Warning | PHI | Berks | 45 hr |
| Sep 7, 4:09 PM EDT | Special Weather Statement | PHI | Bucks, Delaware, Lehigh, Montgomery, Northampton, Philadelphia | 66 min |
| Sep 7, 5:10 PM EDT | Areal Flood Advisory | PHI | Berks, Bucks, Carbon, Lehigh, Monroe, Montgomery and 1 more | 3 hr |
| Sep 7, 6:07 PM EDT | River Flood Warning | PHI | Chester | 10 hr |
| Sep 7, 7:14 PM EDT | Areal Flood Advisory | PHI | Berks | 65 min |
| Sep 7, 7:21 PM EDT | Areal Flood Warning | PHI | Berks, Chester | 14 hr |
| Sep 7, 7:32 PM EDT | Special Weather Statement | PHI | Berks | 58 min |
| Sep 6, 10:21 PM EDT | Flash Flood Warning | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 3 hr |
| Sep 7, 1:34 PM EDT | Special Weather Statement | PHI | Cecil | 56 min |
| Sep 7, 4:40 PM EDT | River Flood Warning | PHI | Cecil, Harford | 4 days |
| Sep 7, 6:34 PM EDT | Special Weather Statement | PHI | Cecil, Kent, Queen Anne's | 56 min |
| Sep 7, 7:52 PM EDT | Special Weather Statement | PHI | Harford | 53 min |
Nearby
Coastal Flood Advisories in New Jersey, 2011Coastal Flood Advisories in Maryland, 2011Coastal Flood Advisories in Pennsylvania, 2011Every coastal flood advisory 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.