Alert archive / New Jersey / Flash Flood Watches in 2020
Flash Flood Watch 4, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flash flood watch at Jul 9, 2020, 3:00 PM EDT for 4 states. It took effect at Jul 10, 2020, 12:00 AM EDT. It was in force for 21 hr.
The area
The counties it named.
The facts
- Issued
- Jul 9, 2020, 3:00 PM EDT (19:00 UTC)
- In effect from
- Jul 10, 2020, 12:00 AM EDT
- Expired
- Jul 10, 2020, 8:49 PM EDT
- In force
- 21 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Flood severity
- None
All 34 counties
Kent County, DE, New Castle County, DE, Sussex County, DE, Caroline County, MD, Cecil 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), 68 km from the middle of the area, began a volume at 19:00 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
Washington/Dulle, VA (KIAD), launched 12:00Z, 7.0 hours before the alert went out and 219 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
- 33 J/kg
- Mixed-layer CIN
- -117 J/kg
- Mixed-layer LCL
- 941 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 26 m²/s²
- 0-3 km storm-relative helicity
- 4 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
729 WGUS61 KPHI 091900 FFAPHI URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service Mount Holly NJ 300 PM EDT Thu Jul 9 2020 DEZ002>004-MDZ012-015-019-020-NJZ021>025-100700- /O.NEW.KPHI.FF.A.0004.200710T0400Z-200710T2000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Kent-Inland Sussex-Delaware Beaches-Kent MD-Queen Annes-Talbot- Caroline-Cumberland-Atlantic-Cape May-Atlantic Coastal Cape May- Coastal Atlantic- Including the cities of Dover, Georgetown, Rehoboth Beach, Chestertown, Centreville, Easton, Denton, Millville, Hammonton, Cape May Court House, Ocean City, and Atlantic City 300 PM EDT Thu Jul 9 2020 ...FLASH FLOOD WATCH IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH FRIDAY AFTERNOON... The National Weather Service in Mount Holly has issued a * Flash Flood Watch for portions of Delaware, northeast Maryland, and southern New Jersey, including the following areas, in Delaware, Delaware Beaches, Inland Sussex, and Kent. In northeast Maryland, Caroline, Kent MD, Queen Annes, and Talbot. In southern New Jersey, Atlantic, Atlantic Coastal Cape May, Cape May, Coastal Atlantic, and Cumberland. * From midnight EDT tonight through Friday afternoon * Heavy rain associated with a coastal low is expected to start late tonight and continue through Friday morning. Widespread amounts of 1 to 3 inches are likely with locally higher amounts possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flash Flood Watch means that there is the potential for flash flooding which can be life-threatening. Heavy rain is expected to occur over a short period of time. Rapidly rising flood waters may quickly inundate roadways and areas of poor drainage. Streams and creeks could leave their banks, flooding nearby properties. Please monitor the forecast, especially if you live in a location that is prone to flooding. Be prepared to take action if a flash flood warning is issued for your area. && $$ DEZ001-MDZ008-NJZ001-007>010-012>020-026-027-PAZ070-071-101>106- 100700- /O.NEW.KPHI.FF.A.0004.200710T0800Z-200711T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ New Castle-Cecil-Sussex-Warren-Morris-Hunterdon-Somerset- Middlesex-Western Monmouth-Eastern Monmouth-Mercer-Salem- Gloucester-Camden-Northwestern Burlington-Ocean-Coastal Ocean- Southeastern Burlington-Delaware-Philadelphia-Western Chester- Eastern Chester-Western Montgomery-Eastern Montgomery-Upper Bucks- Lower Bucks- Including the cities of Wilmington, Elkton, Newton, Washington, Morristown, Flemington, Somerville, New Brunswick, Freehold, Sandy Hook, Trenton, Pennsville, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Jackson, Long Beach Island, Wharton State Forest, Media, Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville, and Doylestown 300 PM EDT Thu Jul 9 2020 ...FLASH FLOOD WATCH IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY EVENING... The National Weather Service in Mount Holly has issued a * Flash Flood Watch for portions of northern Delaware, northeast Maryland, New Jersey, and southeast Pennsylvania, including the following areas, in northern Delaware, New Castle. In northeast Maryland, Cecil. In New Jersey, Camden, Coastal Ocean, Eastern Monmouth, Gloucester, Hunterdon, Mercer, Middlesex, Morris, Northwestern Burlington, Ocean, Salem, Somerset, Southeastern Burlington, Sussex, Warren, and Western Monmouth. In southeast Pennsylvania, Delaware, Eastern Chester, Eastern Montgomery, Lower Bucks, Philadelphia, Upper Bucks, Western Chester, and Western Montgomery. * From late tonight through Friday evening * Heavy rain associated with a coastal low is expected to start very late tonight and continue through the day on Friday. Widespread amounts of 1 to 2 inches are likely with locally higher amounts possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flash Flood Watch means that there is the potential for flash flooding which can be life-threatening. Heavy rain is expected to occur over a short period of time. Rapidly rising flood waters may quickly inundate roadways and areas of poor drainage. Streams and creeks could leave their banks, flooding nearby properties. Please monitor the forecast, especially if you live in a location that is prone to flooding. Be prepared to take action if a flash flood warning is issued for your area. && $$ Johnson
5 follow-up statements
148 WGUS61 KPHI 100132 FFAPHI Flood Watch National Weather Service Mount Holly NJ 932 PM EDT Thu Jul 9 2020 DEZ002>004-MDZ012-015-019-020-NJZ021>025-101345- /O.CON.KPHI.FF.A.0004.200710T0400Z-200710T2000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Kent-Inland Sussex-Delaware Beaches-Kent MD-Queen Annes-Talbot- Caroline-Cumberland-Atlantic-Cape May-Atlantic Coastal Cape May- Coastal Atlantic- Including the cities of Dover, Georgetown, Rehoboth Beach, Chestertown, Centreville, Easton, Denton, Millville, Hammonton, Cape May Court House, Ocean City, and Atlantic City 932 PM EDT Thu Jul 9 2020 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH FRIDAY AFTERNOON... The Flash Flood Watch continues for * Portions of Delaware, northeast Maryland, and southern New Jersey, including the following areas, in Delaware, Delaware Beaches, Inland Sussex, and Kent. In northeast Maryland, Caroline, Kent MD, Queen Annes, and Talbot. In southern New Jersey, Atlantic, Atlantic Coastal Cape May, Cape May, Coastal Atlantic, and Cumberland. * Through Friday afternoon * Heavy rain associated with Tropical Storm Fay is expected to start late tonight and continue through Friday morning. Widespread amounts of 1 to 4 inches are likely with locally higher amounts possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flash Flood Watch means that there is the potential for flash flooding which can be life-threatening. Heavy rain is expected to occur over a short period of time. Rapidly rising flood waters may quickly inundate roadways and areas of poor drainage. Streams and creeks could leave their banks, flooding nearby properties. Please monitor the forecast, especially if you live in a location that is prone to flooding. Be prepared to take action if a flash flood warning is issued for your area. && $$ DEZ001-MDZ008-NJZ001-007>010-012>020-026-027-PAZ070-071-101>106- 101345- /O.CON.KPHI.FF.A.0004.200710T0800Z-200711T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ New Castle-Cecil-Sussex-Warren-Morris-Hunterdon-Somerset- Middlesex-Western Monmouth-Eastern Monmouth-Mercer-Salem- Gloucester-Camden-Northwestern Burlington-Ocean-Coastal Ocean- Southeastern Burlington-Delaware-Philadelphia-Western Chester- Eastern Chester-Western Montgomery-Eastern Montgomery-Upper Bucks- Lower Bucks- Including the cities of Wilmington, Elkton, Newton, Washington, Morristown, Flemington, Somerville, New Brunswick, Freehold, Sandy Hook, Trenton, Pennsville, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Jackson, Long Beach Island, Wharton State Forest, Media, Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville, and Doylestown 932 PM EDT Thu Jul 9 2020 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM 4 AM EDT FRIDAY THROUGH FRIDAY EVENING... The Flash Flood Watch continues for * Portions of northern Delaware, northeast Maryland, New Jersey, and southeast Pennsylvania, including the following areas, in northern Delaware, New Castle. In northeast Maryland, Cecil. In New Jersey, Camden, Coastal Ocean, Eastern Monmouth, Gloucester, Hunterdon, Mercer, Middlesex, Morris, Northwestern Burlington, Ocean, Salem, Somerset, Southeastern Burlington, Sussex, Warren, and Western Monmouth. In southeast Pennsylvania, Delaware, Eastern Chester, Eastern Montgomery, Lower Bucks, Philadelphia, Upper Bucks, Western Chester, and Western Montgomery. * From 4 AM EDT Friday through Friday evening * Heavy rain associated with Tropical Storm Fay is expected to start very late tonight and continue through the day on Friday. Widespread amounts of 1 to 4 inches are likely with locally higher amounts possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flash Flood Watch means that there is the potential for flash flooding which can be life-threatening. Heavy rain is expected to occur over a short period of time. Rapidly rising flood waters may quickly inundate roadways and areas of poor drainage. Streams and creeks could leave their banks, flooding nearby properties. Please monitor the forecast, especially if you live in a location that is prone to flooding. Be prepared to take action if a flash flood warning is issued for your area. && $$ Johnson
365 WGUS61 KPHI 100902 FFAPHI URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service Mount Holly NJ 502 AM EDT Fri Jul 10 2020 PAZ054-055-060>062-102200- /O.EXA.KPHI.FF.A.0004.000000T0000Z-200711T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Carbon-Monroe-Berks-Lehigh-Northampton- Including the cities of Jim Thorpe, Stroudsburg, Reading, Allentown, Bethlehem, and Easton 502 AM EDT Fri Jul 10 2020 ...FLASH FLOOD WATCH IN EFFECT THROUGH THIS EVENING... The National Weather Service in Mount Holly has expanded the * Flash Flood Watch to include portions of east central Pennsylvania and northeast Pennsylvania, including the following areas, in east central Pennsylvania, Berks, Lehigh, and Northampton. In northeast Pennsylvania, Carbon and Monroe. * Through this evening * Heavy rain associated with Tropical Storm Fay is expected to continue to overspread New Jersey and eastern Pennsylvania through the day today. Widespread amounts of 1 to 4 inches are likely with locally higher amounts possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flash Flood Watch means that there is the potential for flash flooding which can be life-threatening. Heavy rain is expected to occur over a short period of time. Rapidly rising flood waters may quickly inundate roadways and areas of poor drainage. Streams and creeks could leave their banks, flooding nearby properties. Please monitor the forecast, especially if you live in a location that is prone to flooding. Be prepared to take action if a flash flood warning is issued for your area. && $$ DEZ002>004-MDZ012-015-019-020-NJZ021>025-102000- /O.CON.KPHI.FF.A.0004.000000T0000Z-200710T2000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Kent-Inland Sussex-Delaware Beaches-Kent MD-Queen Annes-Talbot- Caroline-Cumberland-Atlantic-Cape May-Atlantic Coastal Cape May- Coastal Atlantic- Including the cities of Dover, Georgetown, Rehoboth Beach, Chestertown, Centreville, Easton, Denton, Millville, Hammonton, Cape May Court House, Ocean City, and Atlantic City 502 AM EDT Fri Jul 10 2020 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON... The Flash Flood Watch continues for * Portions of Delaware, northeast Maryland, and southern New Jersey, including the following areas, in Delaware, Delaware Beaches, Inland Sussex, and Kent. In northeast Maryland, Caroline, Kent MD, Queen Annes, and Talbot. In southern New Jersey, Atlantic, Atlantic Coastal Cape May, Cape May, Coastal Atlantic, and Cumberland. * Until 4 PM EDT this afternoon * Heavy rain associated with Tropical Storm Fay is expected to continue through today. Widespread amounts of 1 to 4 inches are likely with locally higher amounts possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flash Flood Watch means that there is the potential for flash flooding which can be life-threatening. Heavy rain is expected to occur over a short period of time. Rapidly rising flood waters may quickly inundate roadways and areas of poor drainage. Streams and creeks could leave their banks, flooding nearby properties. Please monitor the forecast, especially if you live in a location that is prone to flooding. Be prepared to take action if a flash flood warning is issued for your area. && $$ DEZ001-MDZ008-NJZ001-007>010-012>020-026-027-PAZ070-071-101>106- 102200- /O.CON.KPHI.FF.A.0004.000000T0000Z-200711T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ New Castle-Cecil-Sussex-Warren-Morris-Hunterdon-Somerset- Middlesex-Western Monmouth-Eastern Monmouth-Mercer-Salem- Gloucester-Camden-Northwestern Burlington-Ocean-Coastal Ocean- Southeastern Burlington-Delaware-Philadelphia-Western Chester- Eastern Chester-Western Montgomery-Eastern Montgomery-Upper Bucks- Lower Bucks- Including the cities of Wilmington, Elkton, Newton, Washington, Morristown, Flemington, Somerville, New Brunswick, Freehold, Sandy Hook, Trenton, Pennsville, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Jackson, Long Beach Island, Wharton State Forest, Media, Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville, and Doylestown 502 AM EDT Fri Jul 10 2020 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING... The Flash Flood Watch continues for * Portions of northern Delaware, northeast Maryland, New Jersey, and southeast Pennsylvania, including the following areas, in northern Delaware, New Castle. In northeast Maryland, Cecil. In New Jersey, Camden, Coastal Ocean, Eastern Monmouth, Gloucester, Hunterdon, Mercer, Middlesex, Morris, Northwestern Burlington, Ocean, Salem, Somerset, Southeastern Burlington, Sussex, Warren, and Western Monmouth. In southeast Pennsylvania, Delaware, Eastern Chester, Eastern Montgomery, Lower Bucks, Philadelphia, Upper Bucks, Western Chester, and Western Montgomery. * Through this evening * Heavy rain associated with Tropical Storm Fay is expected to continue to overspread New Jersey and eastern Pennsylvania through the day today. Widespread amounts of 1 to 4 inches are likely with locally higher amounts possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flash Flood Watch means that there is the potential for flash flooding which can be life-threatening. Heavy rain is expected to occur over a short period of time. Rapidly rising flood waters may quickly inundate roadways and areas of poor drainage. Streams and creeks could leave their banks, flooding nearby properties. Please monitor the forecast, especially if you live in a location that is prone to flooding. Be prepared to take action if a flash flood warning is issued for your area. && $$ Deal
239 WGUS61 KPHI 101914 FFAPHI URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service Mount Holly NJ 314 PM EDT Fri Jul 10 2020 DEZ002>004-MDZ012-015-019-020-NJZ021>025-102015- /O.CAN.KPHI.FF.A.0004.000000T0000Z-200710T2000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Kent-Inland Sussex-Delaware Beaches-Kent MD-Queen Annes-Talbot- Caroline-Cumberland-Atlantic-Cape May-Atlantic Coastal Cape May- Coastal Atlantic- Including the cities of Dover, Georgetown, Rehoboth Beach, Chestertown, Centreville, Easton, Denton, Millville, Hammonton, Cape May Court House, Ocean City, and Atlantic City 314 PM EDT Fri Jul 10 2020 ...FLASH FLOOD WATCH IS CANCELLED... The potential for flooding rain has ended. As a result, the Flash Flood Watch has been cancelled for parts of eastern Maryland, central and southern Delaware, and far southern New Jersey. $$ NJZ001-007>010-012-015-PAZ054-055-061-062-105-106-110400- /O.EXT.KPHI.FF.A.0004.000000T0000Z-200711T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Sussex-Warren-Morris-Hunterdon-Somerset-Middlesex-Mercer-Carbon- Monroe-Lehigh-Northampton-Upper Bucks-Lower Bucks- Including the cities of Newton, Washington, Morristown, Flemington, Somerville, New Brunswick, Trenton, Jim Thorpe, Stroudsburg, Allentown, Bethlehem, Easton, Chalfont, Perkasie, Morrisville, and Doylestown 314 PM EDT Fri Jul 10 2020 ...FLASH FLOOD WATCH NOW IN EFFECT UNTIL MIDNIGHT EDT TONIGHT... The Flash Flood Watch is now in effect for * The Poconos, the Lehigh Valley and Bucks County in Pennsylvania, and for northern New Jersey * Until midnight * Heavy rain associated with Tropical Storm Fay is expected to continue into this evening. Widespread amounts of 1 to 4 inches are likely with locally higher totals possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flash Flood Watch means that there is the potential for flash flooding which can be life-threatening. Heavy rain is expected to occur over a short period of time. Rapidly rising flood waters may quickly inundate roadways and areas of poor drainage. Streams and creeks could leave their banks, flooding nearby properties. Please monitor the forecast, especially if you live in a location that is prone to flooding. Be prepared to take action if a flash flood warning is issued for your area. && $$ DEZ001-MDZ008-NJZ013-014-016>020-026-027-PAZ060-070-071-101>104- 110000- /O.CON.KPHI.FF.A.0004.000000T0000Z-200711T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ New Castle-Cecil-Western Monmouth-Eastern Monmouth-Salem- Gloucester-Camden-Northwestern Burlington-Ocean-Coastal Ocean- Southeastern Burlington-Berks-Delaware-Philadelphia- Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery- Including the cities of Wilmington, Elkton, Freehold, Sandy Hook, Pennsville, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Jackson, Long Beach Island, Wharton State Forest, Reading, Media, Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, and Lansdale 314 PM EDT Fri Jul 10 2020 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... The Flash Flood Watch continues for * Far northeastern Maryland, northern Delaware, southeastern Pennsylvania, and southwestern and central New Jersey. * Until 8:00 PM this evening * Heavy rain associated with Tropical Storm Fay is expected to continue into early this evening. Widespread amounts of 1 to 4 inches are likely with locally higher totals possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flash Flood Watch means that there is the potential for flash flooding which can be life-threatening. Heavy rain is expected to occur over a short period of time. Rapidly rising flood waters may quickly inundate roadways and areas of poor drainage. Streams and creeks could leave their banks, flooding nearby properties. Please monitor the forecast, especially if you live in a location that is prone to flooding. Be prepared to take action if a flash flood warning is issued for your area. && $$ Iovino
413 WGUS61 KPHI 110006 FFAPHI Flood Watch National Weather Service Mount Holly NJ 806 PM EDT Fri Jul 10 2020 DEZ001-MDZ008-NJZ013-014-016>020-026-027-PAZ060-070-071-101>104- 110115- /O.EXP.KPHI.FF.A.0004.000000T0000Z-200711T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ New Castle-Cecil-Western Monmouth-Eastern Monmouth-Salem- Gloucester-Camden-Northwestern Burlington-Ocean-Coastal Ocean- Southeastern Burlington-Berks-Delaware-Philadelphia- Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery- Including the cities of Wilmington, Elkton, Freehold, Sandy Hook, Pennsville, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Jackson, Long Beach Island, Wharton State Forest, Reading, Media, Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, and Lansdale 806 PM EDT Fri Jul 10 2020 ...FLASH FLOOD WATCH HAS EXPIRED... The Flash Flood Watch for portions of northern Delaware, northeast Maryland, New Jersey, and Pennsylvania has expired. The heavy rain threat has moved north, but it may take some time for the runoff to recede. $$ NJZ001-007>010-012-015-PAZ054-055-061-062-105-106-110400- /O.CON.KPHI.FF.A.0004.000000T0000Z-200711T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Sussex-Warren-Morris-Hunterdon-Somerset-Middlesex-Mercer-Carbon- Monroe-Lehigh-Northampton-Upper Bucks-Lower Bucks- Including the cities of Newton, Washington, Morristown, Flemington, Somerville, New Brunswick, Trenton, Jim Thorpe, Stroudsburg, Allentown, Bethlehem, Easton, Chalfont, Perkasie, Morrisville, and Doylestown 806 PM EDT Fri Jul 10 2020 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT... The Flash Flood Watch continues for * Portions of New Jersey and Pennsylvania, including the following areas, in New Jersey, Hunterdon, Mercer, Middlesex, Morris, Somerset, Sussex, and Warren. In Pennsylvania, Carbon, Lehigh, Lower Bucks, Monroe, Northampton, and Upper Bucks. * Until midnight EDT tonight * Heavy rain associated with Tropical Storm Fay is expected to continue into this evening. Widespread amounts of 1 to 4 inches are likely with locally higher totals possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flash Flood Watch means that there is the potential for flash flooding which can be life-threatening. Heavy rain is expected to occur over a short period of time. Rapidly rising flood waters may quickly inundate roadways and areas of poor drainage. Streams and creeks could leave their banks, flooding nearby properties. Please monitor the forecast, especially if you live in a location that is prone to flooding. Be prepared to take action if a flash flood warning is issued for your area. && $$
173 WGUS61 KPHI 110049 FFAPHI Flood Watch National Weather Service Mount Holly NJ 849 PM EDT Fri Jul 10 2020 NJZ001-007>010-012-015-PAZ054-055-061-062-105-106-110200- /O.CAN.KPHI.FF.A.0004.000000T0000Z-200711T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Sussex-Warren-Morris-Hunterdon-Somerset-Middlesex-Mercer-Carbon- Monroe-Lehigh-Northampton-Upper Bucks-Lower Bucks- Including the cities of Newton, Washington, Morristown, Flemington, Somerville, New Brunswick, Trenton, Jim Thorpe, Stroudsburg, Allentown, Bethlehem, Easton, Chalfont, Perkasie, Morrisville, and Doylestown 849 PM EDT Fri Jul 10 2020 ...FLASH FLOOD WATCH IS CANCELLED... The Flash Flood Watch for portions of New Jersey and Pennsylvania has been cancelled. Heavy rain has ended across the region, although lingering light rain showers will still be possible, and it may take time for runoff to recede. $$ Johnson
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 4:27 AM EDT | Rip Current Statement | PHI | Atlantic, Cape May, Monmouth, Ocean | 42 hr |
| Jul 9, 5:06 PM EDT | Tropical Storm Warning | PHI | Atlantic, Burlington, Cape May, Middlesex, Monmouth, Ocean | 30 hr |
Nearby
Flash Flood Watches in New Jersey, 2020Flash Flood Watches in Pennsylvania, 2020Flash Flood Watches in Maryland, 2020Every flash flood watch in 2020
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.