Alert archive / New Jersey / Flash Flood Watches in 2021
Flash Flood Watch 3, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flash flood watch at Jul 7, 2021, 3:32 PM EDT for 4 states. It took effect at Jul 8, 2021, 9:57 AM EDT. It was in force for 24 hr.
The area
The counties it named.
The facts
- Issued
- Jul 7, 2021, 3:32 PM EDT (19:32 UTC)
- In effect from
- Jul 8, 2021, 9:57 AM EDT
- Expired
- Jul 9, 2021, 9:37 AM EDT
- In force
- 24 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Flood severity
- None
All 33 counties
Kent County, DE, New Castle County, DE, Sussex County, DE, Caroline County, MD, Kent County, MD, Queen Anne's County, MD, Talbot County, MD, Atlantic County, NJ, Burlington County, NJ, Camden County, NJ, Cape May County, NJ, Cumberland County, NJ, Gloucester County, NJ, Hunterdon County, NJ, Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Morris County, NJ, Ocean County, NJ, Salem County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ, Berks County, PA, Bucks County, PA, Carbon County, PA, Chester County, PA, Delaware County, PA, Lehigh County, PA, Monroe County, PA, Montgomery County, PA, Northampton County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 67 km from the middle of the area, began a volume at 19:33 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
Brookhaven, NY (KOKX), launched 12:00Z, 7.5 hours before the alert went out and 220 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
- 568 J/kg
- Mixed-layer CIN
- -83 J/kg
- Mixed-layer LCL
- 901 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 79 m²/s²
- 0-3 km storm-relative helicity
- 109 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted.
688 WGUS61 KPHI 071932 FFAPHI URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service Mount Holly NJ 332 PM EDT Wed Jul 7 2021 NJZ001-007-PAZ054-055-060>062-080745- /O.NEW.KPHI.FF.A.0003.210708T1600Z-210709T1600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Sussex-Warren-Carbon-Monroe-Berks-Lehigh-Northampton- Including the cities of Jim Thorpe, Allentown, Newton, Washington, Bethlehem, Stroudsburg, Reading, and Easton 332 PM EDT Wed Jul 7 2021 ...FLASH FLOOD WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY MORNING... The National Weather Service in Mount Holly has issued a * Flash Flood Watch for portions of northern New Jersey...and Pennsylvania...including the following areas...in northern New Jersey...Sussex and Warren. In Pennsylvania...Berks, Carbon, Lehigh, Monroe, and Northampton. * From Thursday afternoon through Friday morning. * Heavy rainfall will develop over portions of eastern PA and NW New Jersey ahead of Tropical Storm Elsa Thursday afternoon. The heavy rains will see 1 to 2 inches with locally higher amounts and then will see another 1 to 2 inches with the heavy rainfall associated with Tropical Storm Elsa Thursday evening through the overnight hours. * Heavy rain in short periods of time will cause the potential for streams and creeks to quickly rise out of their banks as well as the potential for flash flooding in areas of poor drainage. $$ DEZ001>004-MDZ012-015-019-020-NJZ008>010-012>027-PAZ070-071-101>106- 080745- /O.NEW.KPHI.FF.A.0003.210708T2100Z-210709T1600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ New Castle-Kent-Inland Sussex-Delaware Beaches-Kent MD-Queen Annes- Talbot-Caroline-Morris-Hunterdon-Somerset-Middlesex-Western Monmouth- Eastern Monmouth-Mercer-Salem-Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May-Atlantic Coastal Cape May-Coastal Atlantic-Coastal Ocean-Southeastern Burlington-Delaware- Philadelphia-Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Glassboro, Denton, Jackson, Flemington, Media, Philadelphia, Doylestown, Chalfont, Morristown, Pennsville, Honey Brook, Centreville, Norristown, Georgetown, Mount Holly, Ocean City, Cherry Hill, Moorestown, Freehold, Pottstown, Hammonton, Cape May Court House, Oxford, Kennett Square, Sandy Hook, Chestertown, Morrisville, West Chester, Millville, Wilmington, New Brunswick, Dover, Trenton, Lansdale, Wharton State Forest, Atlantic City, Collegeville, Long Beach Island, Camden, Easton, Perkasie, Rehoboth Beach, and Somerville 332 PM EDT Wed Jul 7 2021 ...FLASH FLOOD WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY MORNING... The National Weather Service in Mount Holly has issued a * Flash Flood Watch for portions of Delaware...northeast Maryland... New Jersey...and southeast Pennsylvania...including the following areas...in Delaware...Delaware Beaches, Inland Sussex, Kent, and New Castle. In northeast Maryland...Caroline, Kent MD, Queen Annes, and Talbot. In New Jersey...Atlantic, Atlantic Coastal Cape May, Camden, Cape May, Coastal Atlantic, Coastal Ocean, Cumberland, Eastern Monmouth, Gloucester, Hunterdon, Mercer, Middlesex, Morris, Northwestern Burlington, Ocean, Salem, Somerset, Southeastern Burlington, and Western Monmouth. In southeast Pennsylvania...Delaware, Eastern Chester, Eastern Montgomery, Lower Bucks, Philadelphia, Upper Bucks, Western Chester, and Western Montgomery. * From Thursday afternoon through Friday morning. * Tropical Storm Elsa will move across portions of DelMarVa, New Jersey, and eastern PA Thursday night, bringing heavy rainfall to the region. Expected rainfall totals across DelMarVa and New Jersey range from 2 to 3 inches, with locally higher amounts up to 5 inches possible. Further west of the I-95 corridor could expect to see 1-2 inches, with locally higher amounts to 3 inches possible. * Heavy rain in short periods of time will cause the potential for streams and creeks to quickly rise out of their banks as well as the potential for flash flooding in urban areas. $$ Deal
6 follow-up statements
817 WGUS61 KPHI 080734 FFAPHI Flood Watch National Weather Service Mount Holly NJ 334 AM EDT Thu Jul 8 2021 NJZ001-007-PAZ054-055-060>062-081945- /O.CON.KPHI.FF.A.0003.210708T1600Z-210709T1600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Sussex-Warren-Carbon-Monroe-Berks-Lehigh-Northampton- Including the cities of Jim Thorpe, Allentown, Newton, Washington, Bethlehem, Stroudsburg, Reading, and Easton 334 AM EDT Thu Jul 8 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM NOON EDT TODAY THROUGH FRIDAY MORNING... The Flash Flood Watch continues for * Portions of northern New Jersey...and Pennsylvania...including the following areas...in northern New Jersey...Sussex and Warren. In Pennsylvania...Berks, Carbon, Lehigh, Monroe, and Northampton. * From Noon EDT today through Friday morning. * Heavy rainfall will develop over portions of eastern Pennsylvania and northwestern New Jersey ahead of Tropical Storm Elsa this afternoon. The area will see 1 to 2 inches of rain with locally higher amounts at that time. Another 1 to 2 inches of rain is expected with Tropical Storm Elsa tonight into early Friday morning. * Heavy rain in a short period of time may cause streams and creeks to rise quickly out of their banks and there is the potential for flash flooding in areas of poor drainage. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ DEZ001>004-MDZ012-015-019-020-NJZ008>010-012>027-PAZ070-071-101>106- 081945- /O.CON.KPHI.FF.A.0003.210708T2100Z-210709T1600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ New Castle-Kent-Inland Sussex-Delaware Beaches-Kent MD-Queen Annes- Talbot-Caroline-Morris-Hunterdon-Somerset-Middlesex-Western Monmouth- Eastern Monmouth-Mercer-Salem-Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May-Atlantic Coastal Cape May-Coastal Atlantic-Coastal Ocean-Southeastern Burlington-Delaware- Philadelphia-Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Glassboro, Denton, Jackson, Flemington, Media, Philadelphia, Doylestown, Chalfont, Morristown, Pennsville, Honey Brook, Centreville, Norristown, Georgetown, Mount Holly, Ocean City, Cherry Hill, Moorestown, Freehold, Pottstown, Hammonton, Cape May Court House, Oxford, Kennett Square, Sandy Hook, Chestertown, Morrisville, West Chester, Millville, Wilmington, New Brunswick, Dover, Trenton, Lansdale, Wharton State Forest, Atlantic City, Collegeville, Long Beach Island, Camden, Easton, Perkasie, Rehoboth Beach, and Somerville 334 AM EDT Thu Jul 8 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM THIS AFTERNOON THROUGH FRIDAY MORNING... The Flash Flood Watch continues for * Portions of Delaware...northeast Maryland...New Jersey...and southeast Pennsylvania...including the following areas...in Delaware...Delaware Beaches, Inland Sussex, Kent, and New Castle. In northeast Maryland...Caroline, Kent MD, Queen Annes, and Talbot. In New Jersey...Atlantic, Atlantic Coastal Cape May, Camden, Cape May, Coastal Atlantic, Coastal Ocean, Cumberland, Eastern Monmouth, Gloucester, Hunterdon, Mercer, Middlesex, Morris, Northwestern Burlington, Ocean, Salem, Somerset, Southeastern Burlington, and Western Monmouth. In southeast Pennsylvania...Delaware, Eastern Chester, Eastern Montgomery, Lower Bucks, Philadelphia, Upper Bucks, Western Chester, and Western Montgomery. * From this afternoon through Friday morning. * Tropical Storm Elsa will bring heavy rain to much of southeastern Pennsylvania, eastern Maryland, Delaware and New Jersey from late today into Friday morning. Rainfall totals of 2 to 4 inches are expected on the coastal plain, with locally higher amounts up to 6 inches possible. West of the Interstate 95 Corridor, amounts should range from 1 to 2 inches, with locally higher amounts to 3 inches possible. * Heavy rain in a short period of time may cause streams and creeks to rise quickly out of their banks and there is the potential for flash flooding in urban areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ Iovino
671 WGUS61 KPHI 081357 FFAPHI URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service Mount Holly NJ 957 AM EDT Thu Jul 8 2021 NJZ001-007-PAZ054-055-060>062-090200- /O.EXT.KPHI.FF.A.0003.210708T1357Z-210709T1600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Sussex-Warren-Carbon-Monroe-Berks-Lehigh-Northampton- Including the cities of Jim Thorpe, Allentown, Newton, Washington, Bethlehem, Stroudsburg, Reading, and Easton 957 AM EDT Thu Jul 8 2021 ...FLASH FLOOD WATCH NOW IN EFFECT THROUGH FRIDAY MORNING... The Flash Flood Watch is now in effect for * Portions of northern New Jersey...and Pennsylvania...including the following areas...in northern New Jersey...Sussex and Warren. In Pennsylvania...Berks, Carbon, Lehigh, Monroe, and Northampton. * Through Friday morning. * Heavy rainfall will develop over portions of eastern Pennsylvania and northwestern New Jersey ahead of Tropical Storm Elsa through this afternoon. The area will see 1 to 2 inches of rain with locally higher amounts at that time. Another 1 to 2 inches of rain is expected with Tropical Storm Elsa tonight into early Friday morning. * Heavy rain in a short period of time may cause streams and creeks to rise quickly out of their banks and there is the potential for flash flooding in areas of poor drainage. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ DEZ001>004-MDZ012-015-019-020-NJZ008>010-012>027-PAZ070-071-101>106- 090200- /O.CON.KPHI.FF.A.0003.210708T2100Z-210709T1600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ New Castle-Kent-Inland Sussex-Delaware Beaches-Kent MD-Queen Annes- Talbot-Caroline-Morris-Hunterdon-Somerset-Middlesex-Western Monmouth- Eastern Monmouth-Mercer-Salem-Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May-Atlantic Coastal Cape May-Coastal Atlantic-Coastal Ocean-Southeastern Burlington-Delaware- Philadelphia-Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Glassboro, Denton, Jackson, Flemington, Media, Philadelphia, Doylestown, Chalfont, Morristown, Pennsville, Honey Brook, Centreville, Norristown, Georgetown, Mount Holly, Ocean City, Cherry Hill, Moorestown, Freehold, Pottstown, Hammonton, Cape May Court House, Oxford, Kennett Square, Sandy Hook, Chestertown, Morrisville, West Chester, Millville, Wilmington, New Brunswick, Dover, Trenton, Lansdale, Wharton State Forest, Atlantic City, Collegeville, Long Beach Island, Camden, Easton, Perkasie, Rehoboth Beach, and Somerville 957 AM EDT Thu Jul 8 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM 5 PM EDT THIS AFTERNOON THROUGH FRIDAY MORNING... The Flash Flood Watch continues for * Portions of Delaware...northeast Maryland...New Jersey...and southeast Pennsylvania...including the following areas...in Delaware...Delaware Beaches, Inland Sussex, Kent, and New Castle. In northeast Maryland...Caroline, Kent MD, Queen Annes, and Talbot. In New Jersey...Atlantic, Atlantic Coastal Cape May, Camden, Cape May, Coastal Atlantic, Coastal Ocean, Cumberland, Eastern Monmouth, Gloucester, Hunterdon, Mercer, Middlesex, Morris, Northwestern Burlington, Ocean, Salem, Somerset, Southeastern Burlington, and Western Monmouth. In southeast Pennsylvania...Delaware, Eastern Chester, Eastern Montgomery, Lower Bucks, Philadelphia, Upper Bucks, Western Chester, and Western Montgomery. * From 5 PM EDT this afternoon through Friday morning. * Tropical Storm Elsa will bring heavy rain to much of southeastern Pennsylvania, eastern Maryland, Delaware and New Jersey from late today into Friday morning. Rainfall totals of 2 to 4 inches are expected on the coastal plain, with locally higher amounts up to 6 inches possible. West of the Interstate 95 Corridor, amounts should range from 1 to 2 inches, with locally higher amounts to 3 inches possible. * Heavy rain in a short period of time may cause streams and creeks to rise quickly out of their banks and there is the potential for flash flooding in urban areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ Robertson
012 WGUS61 KPHI 090005 FFAPHI Flood Watch National Weather Service Mount Holly NJ 805 PM EDT Thu Jul 8 2021 DEZ001>004-MDZ012-015-019-020-NJZ001-007>010-012>027-PAZ054-055- 060>062-070-071-101>106-090815- /O.CON.KPHI.FF.A.0003.000000T0000Z-210709T1600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ New Castle-Kent-Inland Sussex-Delaware Beaches-Kent MD- Queen Annes-Talbot-Caroline-Sussex-Warren-Morris-Hunterdon- Somerset-Middlesex-Western Monmouth-Eastern Monmouth-Mercer-Salem- Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland- Atlantic-Cape May-Atlantic Coastal Cape May-Coastal Atlantic- Coastal Ocean-Southeastern Burlington-Carbon-Monroe-Berks-Lehigh- Northampton-Delaware-Philadelphia-Western Chester-Eastern Chester- Western Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Wilmington, Dover, Georgetown, Rehoboth Beach, Chestertown, Centreville, Easton, Denton, Newton, Washington, Morristown, Flemington, Somerville, New Brunswick, Freehold, Sandy Hook, Trenton, Pennsville, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Jackson, Millville, Hammonton, Cape May Court House, Ocean City, Atlantic City, Long Beach Island, Wharton State Forest, Jim Thorpe, Stroudsburg, Reading, Allentown, Bethlehem, Media, Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville, and Doylestown 805 PM EDT Thu Jul 8 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH FRIDAY MORNING... The Flash Flood Watch continues for * Portions of Delaware, northeast Maryland, New Jersey, and Pennsylvania, including the following areas, in Delaware, Delaware Beaches, Inland Sussex, Kent, and New Castle. In northeast Maryland, Caroline, Kent MD, Queen Annes, and Talbot. In New Jersey, Atlantic, Atlantic Coastal Cape May, Camden, Cape May, Coastal Atlantic, Coastal Ocean, Cumberland, Eastern Monmouth, Gloucester, Hunterdon, Mercer, Middlesex, Morris, Northwestern Burlington, Ocean, Salem, Somerset, Southeastern Burlington, Sussex, Warren, and Western Monmouth. In Pennsylvania, Berks, Carbon, Delaware, Eastern Chester, Eastern Montgomery, Lehigh, Lower Bucks, Monroe, Northampton, Philadelphia, Upper Bucks, Western Chester, and Western Montgomery. * Through Friday morning * Tropical Storm Elsa will bring heavy rain to much of eastern Pennsylvania, eastern Maryland, Delaware and New Jersey tonight into Friday morning. Rainfall totals of 2 to 4 inches are expected on the coastal plain, with locally higher amounts up to 6 inches possible. West of the Interstate 95 Corridor, amounts should generally range from 1 to 2 inches, with locally higher amounts to 3 inches possible. * Heavy rain in a short period of time may cause streams and creeks to rise quickly out of their banks and there is the potential for flash flooding in urban areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ Fitzsimmons
430 WGUS61 KPHI 090726 FFAPHI Flood Watch National Weather Service Mount Holly NJ 326 AM EDT Fri Jul 9 2021 DEZ001>004-MDZ012-015-019-020-PAZ054-055-060>062-070-101>103-090830- /O.CAN.KPHI.FF.A.0003.000000T0000Z-210709T1600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ New Castle-Kent-Inland Sussex-Delaware Beaches-Kent MD-Queen Annes- Talbot-Caroline-Carbon-Monroe-Berks-Lehigh-Northampton-Delaware- Western Chester-Eastern Chester-Western Montgomery- Including the cities of Media, Georgetown, Denton, Honey Brook, Jim Thorpe, Chestertown, Allentown, West Chester, Wilmington, Collegeville, Pottstown, Kennett Square, Bethlehem, Stroudsburg, Oxford, Rehoboth Beach, Reading, Centreville, Easton, and Dover 326 AM EDT Fri Jul 9 2021 ...FLASH FLOOD WATCH IS CANCELLED... The Flash Flood Watch has been cancelled for Delaware and eastern Maryland. The Flash Flood Watch has been cancelled for the Pennsylvania counties of Berks, Carbon, Chester, Delaware, Lehigh, Monroe, upper Montgomery and Northampton. Flooding is no longer expected to pose a threat. $$ NJZ001-007-091600- /O.CON.KPHI.FF.A.0003.000000T0000Z-210709T1600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Sussex-Warren- Including the cities of Newton and Washington 326 AM EDT Fri Jul 9 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL NOON EDT TODAY... The Flash Flood Watch continues for * A portion of northern New Jersey...including the following areas... Sussex and Warren. * Until Noon EDT today. * Heavy rainfall will continue this morning in parts of southeastern Pennsylvania and New Jersey as Tropical Storm Elsa begins to move out to sea. The area will receive 1 to 3 inches of rain with locally higher amounts possible. * Heavy rain in a short period of time may cause streams and creeks to rise quickly out of their banks and there is the potential for flash flooding in areas of poor drainage. $$ NJZ008>010-012>027-PAZ071-104>106-091600- /O.CON.KPHI.FF.A.0003.000000T0000Z-210709T1600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Morris-Hunterdon-Somerset-Middlesex-Western Monmouth-Eastern Monmouth-Mercer-Salem-Gloucester-Camden-Northwestern Burlington- Ocean-Cumberland-Atlantic-Cape May-Atlantic Coastal Cape May-Coastal Atlantic-Coastal Ocean-Southeastern Burlington-Philadelphia-Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Glassboro, Jackson, Flemington, Philadelphia, Doylestown, Morristown, Pennsville, Lansdale, Norristown, Mount Holly, Ocean City, Cherry Hill, Moorestown, Freehold, Hammonton, Cape May Court House, Sandy Hook, Morrisville, Millville, New Brunswick, Trenton, Wharton State Forest, Atlantic City, Chalfont, Long Beach Island, Camden, Perkasie, and Somerville 326 AM EDT Fri Jul 9 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL NOON EDT TODAY... The Flash Flood Watch continues for * Portions of New Jersey...and southeast Pennsylvania...including the following areas...in New Jersey...Atlantic, Atlantic Coastal Cape May, Camden, Cape May, Coastal Atlantic, Coastal Ocean, Cumberland, Eastern Monmouth, Gloucester, Hunterdon, Mercer, Middlesex, Morris, Northwestern Burlington, Ocean, Salem, Somerset, Southeastern Burlington, and Western Monmouth. In southeast Pennsylvania...Eastern Montgomery, Lower Bucks, Philadelphia, and Upper Bucks. * Until Noon EDT today. * Heavy rain will continue this morning in parts of southeastern Pennsylvania and New Jersey as Tropical Storm Elsa begins to move out to sea. The areas will receive 1 to 3 inches of rain with locally higher amounts possible. * Heavy rain in a short period of time may cause streams and creeks to rise quickly out of their banks and there is the potential for flash flooding in areas of poor drainage. $$ Iovino
607 WGUS61 KPHI 091022 FFAPHI Flood Watch National Weather Service Mount Holly NJ 622 AM EDT Fri Jul 9 2021 NJZ007-009-015>027-PAZ071-104>106-091130- /O.CAN.KPHI.FF.A.0003.000000T0000Z-210709T1600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Warren-Hunterdon-Mercer-Salem-Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May-Atlantic Coastal Cape May-Coastal Atlantic-Coastal Ocean-Southeastern Burlington- Philadelphia-Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Glassboro, Jackson, Flemington, Atlantic City, Philadelphia, Doylestown, Pennsville, Lansdale, Norristown, Mount Holly, Ocean City, Cherry Hill, Moorestown, Hammonton, Cape May Court House, Morrisville, Millville, Trenton, Wharton State Forest, Washington, Chalfont, Long Beach Island, Camden, and Perkasie 622 AM EDT Fri Jul 9 2021 ...FLASH FLOOD WATCH IS CANCELLED... The Flash Flood Watch has been cancelled for the New Jersey counties of Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester, Hunterdon, Mercer, Ocean, Salem and Warren. The Flash Flood Watch has been cancelled for the southeastern Pennsylvania counties of Bucks, lower Montgomery and Philadelphia. Flooding is no longer expected to pose a threat. Please continue to heed any remaining road closures. $$ NJZ001-091600- /O.CON.KPHI.FF.A.0003.000000T0000Z-210709T1600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Sussex- Including the cities of Newton 622 AM EDT Fri Jul 9 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL NOON EDT TODAY... The Flash Flood Watch continues for * A portion of northern New Jersey...including the following area... Sussex. * Until Noon EDT today. * Moderate to heavy rainfall will continue this morning in parts of northern and central New Jersey as Tropical Storm Elsa begins to move out to sea. The area will receive 1 to 2 inches of rain with locally higher amounts possible. * Heavy rain in a short period of time may cause streams and creeks to rise quickly out of their banks and there is the potential for flooding in areas of poor drainage. $$ NJZ008-010-012>014-091600- /O.CON.KPHI.FF.A.0003.000000T0000Z-210709T1600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Morris-Somerset-Middlesex-Western Monmouth-Eastern Monmouth- Including the cities of Morristown, Somerville, New Brunswick, Sandy Hook, and Freehold 622 AM EDT Fri Jul 9 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL NOON EDT TODAY... The Flash Flood Watch continues for * Portions of central New Jersey...and northern New Jersey... including the following areas...in central New Jersey...Eastern Monmouth and Western Monmouth. In northern New Jersey...Middlesex, Morris, and Somerset. * Until Noon EDT today. * Moderate to heavy rain will continue this morning in parts of northern and central New Jersey as Tropical Storm Elsa begins to move out to sea. The areas will receive 1 to 2 inches of rain with locally higher amounts possible. * Heavy rain in a short period of time may cause streams and creeks to rise quickly out of their banks and there is the potential for flooding in areas of poor drainage. $$ Iovino
412 WGUS61 KPHI 091337 FFAPHI Flood Watch National Weather Service Mount Holly NJ 937 AM EDT Fri Jul 9 2021 NJZ001-008-010-012>014-091445- /O.CAN.KPHI.FF.A.0003.000000T0000Z-210709T1600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Sussex-Morris-Somerset-Middlesex-Western Monmouth-Eastern Monmouth- Including the cities of Newton, Freehold, Morristown, Somerville, New Brunswick, and Sandy Hook 937 AM EDT Fri Jul 9 2021 ...FLASH FLOOD WATCH IS CANCELLED... The Flash Flood Watch for portions of central New Jersey...and northern New Jersey...including the following areas...in central New Jersey...Eastern Monmouth and Western Monmouth. In northern New Jersey...Middlesex, Morris, Somerset, and Sussex has been cancelled. The Flood Watch is cancelled. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures. $$ JEO
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 8:16 PM EDT | Special Weather Statement | PHI | Lehigh | 29 min |
| Jul 6, 8:29 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Lehigh, Northampton | 46 min |
| Jul 6, 8:50 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 40 min |
| Jul 6, 9:04 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 41 min |
| Jul 6, 9:10 PM EDT | Areal Flood Advisory | PHI | Bucks | 2 hr |
| Jul 6, 9:29 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 61 min |
| Jul 6, 9:48 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 57 min |
| Jul 6, 10:08 PM EDT | Special Weather Statement | PHI | Philadelphia | 37 min |
| Jul 6, 10:21 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery, Philadelphia | 39 min |
| Jul 7, 11:19 AM EDT | Tropical Storm Watch | PHI | Sussex | 18 hr |
| Jul 6, 8:03 PM EDT | Special Weather Statement | PHI | Burlington, Ocean | 42 min |
| Jul 6, 8:11 PM EDT | Special Marine Warning | PHI | 82 min | |
| Jul 6, 8:24 PM EDT | Special Marine Warning | PHI | 2 hr | |
| Jul 6, 8:37 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Middlesex, Monmouth, Morris, Somerset | 53 min |
| Jul 6, 9:37 PM EDT | Special Marine Warning | PHI | 113 min | |
| Jul 6, 10:50 PM EDT | Areal Flood Advisory | PHI | Monmouth, Ocean | 2 hr |
| Jul 6, 10:54 PM EDT | Special Weather Statement | PHI | Burlington | 51 min |
| Jul 6, 11:11 PM EDT | Special Weather Statement | PHI | Burlington | 19 min |
| Jul 6, 11:30 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Ocean | 45 min |
| Jul 6, 11:39 PM EDT | Special Marine Warning | PHI | 66 min | |
| Jul 6, 11:55 PM EDT | Special Weather Statement | PHI | Monmouth | 50 min |
| Jul 7, 12:01 AM EDT | Areal Flood Advisory | PHI | Middlesex, Monmouth | 71 min |
| Jul 7, 12:10 AM EDT | Special Marine Warning | PHI | 95 min |
Nearby
Flash Flood Watches in New Jersey, 2021Flash Flood Watches in Pennsylvania, 2021Flash Flood Watches in Maryland, 2021Every flash flood watch in 2021
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.