Alert archive / New Jersey / Flood Watches in 2019
Flood Watch 2, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flood watch at Jan 23, 2019, 3:58 AM EST for 4 states. It took effect at Jan 24, 2019, 4:00 AM EST. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Jan 23, 2019, 3:58 AM EST (08:58 UTC)
- In effect from
- Jan 24, 2019, 4:00 AM EST
- Expired
- Jan 24, 2019, 3:48 PM EST
- In force
- 12 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Flood severity
- None
All 22 counties
New Castle County, DE, Cecil County, MD, Burlington County, NJ, Camden 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, Bucks County, PA, Chester County, PA, Delaware County, PA, Lehigh County, PA, Montgomery County, PA, Northampton County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 61 km from the middle of the area, began a volume at 08:57 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 00:00Z, 9.0 hours before the alert went out and 197 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
- 2219 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 49 m²/s²
- 0-3 km storm-relative helicity
- 140 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
931 WGUS61 KPHI 230858 FFAPHI URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service Mount Holly NJ 358 AM EST Wed Jan 23 2019 DEZ001-MDZ008-NJZ001-007>010-012>020-026-027-PAZ061-062-070-071- 101>106-232200- /O.NEW.KPHI.FA.A.0002.190124T0900Z-190124T2300Z/ /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-Lehigh-Northampton-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, Allentown, Bethlehem, Easton, Media, Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville, and Doylestown 358 AM EST Wed Jan 23 2019 ...FLOOD WATCH IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY AFTERNOON... The National Weather Service in Mount Holly has issued a * Flood Watch for portions of northern Delaware, northeast Maryland, New Jersey, and 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 Pennsylvania, Delaware, Eastern Chester, Eastern Montgomery, Lehigh, Lower Bucks, Northampton, Philadelphia, Upper Bucks, Western Chester, and Western Montgomery. * From late tonight through Thursday afternoon * Rainfall amounts of 1 to 2 inches are expected across the watch area, with locally higher amounts possible. * Rain is expected to spread across the area tonight, with moderate to heavy rain expected at times late tonight through early Thursday afternoon. In the areas of heaviest rainfall, urban and poor-drainage flooding is expected to occur. Sensitive streams and creeks will also be susceptible to flooding, especially in areas where convection enhances rainfall rates. An isolated instance of flash flooding cannot be ruled out. River flooding is also possible, especially on the Passaic and Millstone Rivers, if the axis of heaviest rainfall intersects the associated basins. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flood Watch means there is a potential for flooding based on current forecasts. You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. && $$ CMS
4 follow-up statements
432 WGUS61 KPHI 231927 FFAPHI Flood Watch National Weather Service Mount Holly NJ 227 PM EST Wed Jan 23 2019 DEZ001-MDZ008-NJZ001-007>010-012>020-026-027-PAZ061-062-070-071- 101>106-240330- /O.CON.KPHI.FA.A.0002.190124T0900Z-190124T2300Z/ /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-Lehigh-Northampton-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, Allentown, Bethlehem, Easton, Media, Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville, and Doylestown 227 PM EST Wed Jan 23 2019 ...FLOOD WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY AFTERNOON... The Flood Watch continues for * Portions of northern Delaware, northeast Maryland, New Jersey, and 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 Pennsylvania, Delaware, Eastern Chester, Eastern Montgomery, Lehigh, Lower Bucks, Northampton, Philadelphia, Upper Bucks, Western Chester, and Western Montgomery. * From late tonight through Thursday afternoon * Rainfall amounts of 1 to 2 inches are expected across the watch area. * Light rain is expected to spread across the area tonight. Moderate to heavy rain is then expected at times early Thursday morning into Thursday afternoon. In the areas of heaviest rainfall, urban and poor-drainage flooding is expected to occur. Sensitive streams and creeks will also be susceptible to flooding, especially in areas where convection enhances rainfall rates. An isolated instance of flash flooding cannot be ruled out. River flooding is also possible, especially on the Passaic, Rockaway, North Branch Rancocas, and Millstone Rivers, if the axis of heaviest rainfall intersects these basins. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flood Watch means there is a potential for flooding based on current forecasts. You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. && $$ Kruzdlo
342 WGUS61 KPHI 240205 FFAPHI Flood Watch National Weather Service Mount Holly NJ 905 PM EST Wed Jan 23 2019 DEZ001-MDZ008-NJZ001-007>010-012>020-026-027-PAZ061-062-070-071- 101>106-241200- /O.CON.KPHI.FA.A.0002.190124T0900Z-190124T2300Z/ /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-Lehigh-Northampton-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, Allentown, Bethlehem, Easton, Media, Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville, and Doylestown 905 PM EST Wed Jan 23 2019 ...FLOOD WATCH REMAINS IN EFFECT FROM 4 AM EST THURSDAY THROUGH THURSDAY AFTERNOON... The Flood Watch continues for * The Lehigh Valley, southeastern Pennsylvania, northern, central and southwestern New Jersey, northern Delaware and extreme northeastern Maryland. * From 4:00 AM Thursday through Thursday afternoon. * Rainfall amounts of 1 to 2 inches are expected across the watch area. * Light rain is expected to spread across the area overnight. Moderate to heavy rain is then expected at times early Thursday morning into Thursday afternoon. In the areas of heaviest rainfall, urban and poor-drainage flooding is expected to occur. Sensitive streams and creeks will also be susceptible to flooding, especially in areas with enhanced rainfall rates. An isolated instance of flash flooding cannot be ruled out. River flooding is also possible, especially on the Passaic, Rockaway, North Branch Rancocas, and Millstone Rivers, if the axis of heaviest rainfall intersects these basins. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flood Watch means there is a potential for flooding based on current forecasts. You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. && $$
675 WGUS61 KPHI 240831 FFAPHI Flood Watch National Weather Service Mount Holly NJ 331 AM EST Thu Jan 24 2019 DEZ001-MDZ008-NJZ001-007>010-012>020-026-027-PAZ061-062-070-071- 101>106-242300- /O.CON.KPHI.FA.A.0002.190124T0900Z-190124T2300Z/ /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-Lehigh-Northampton-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, Allentown, Bethlehem, Easton, Media, Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville, and Doylestown 331 AM EST Thu Jan 24 2019 ...FLOOD WATCH REMAINS IN EFFECT THROUGH THIS AFTERNOON... The Flood Watch continues for * Portions of northern Delaware, northeast Maryland, New Jersey, and 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 Pennsylvania, Delaware, Eastern Chester, Eastern Montgomery, Lehigh, Lower Bucks, Northampton, Philadelphia, Upper Bucks, Western Chester, and Western Montgomery. * Through this afternoon * Rainfall amounts of 1 to 2 inches are expected across the watch area, with locally higher amounts possible. * Light to moderate rain is moving into the area early this morning. Rain will become heavier later this morning through early this afternoon before moving offshore late in the day. In the areas of heaviest rainfall, urban and poor-drainage flooding is expected to occur. Sensitive streams and creeks will also be susceptible to flooding, especially in areas with enhanced rainfall rates. An isolated instance of flash flooding cannot be ruled out. River flooding is also possible, especially on the Passaic, Rockaway, North Branch Rancocas, and Millstone Rivers, if the axis of heaviest rainfall intersects these basins. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flood Watch means there is a potential for flooding based on current forecasts. You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. && $$ CMS
434 WGUS61 KPHI 242048 FFAPHI Flood Watch National Weather Service Mount Holly NJ 348 PM EST Thu Jan 24 2019 DEZ001-MDZ008-NJZ001-007>010-012>020-026-027-PAZ061-062-070-071- 101>106-242200- /O.CAN.KPHI.FA.A.0002.000000T0000Z-190124T2300Z/ /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-Lehigh-Northampton-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, Allentown, Bethlehem, Easton, Media, Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville, and Doylestown 348 PM EST Thu Jan 24 2019 ...FLOOD WATCH IS CANCELLED... The Flood Watch for portions of northern Delaware, northeast Maryland, New Jersey, and Pennsylvania has been cancelled. Rain is leaving the region now, and no additional heavy rain is expected. However, in some areas water will be slow to recede. Please continue to heed any flood warnings and road closures that are in effect. $$
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 23, 3:07 PM EST | Wind Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 21 hr |
| Jan 23, 3:32 PM EST | Gale Warning | PHI | 27 hr |
Nearby
Flood Watches in New Jersey, 2019Flood Watches in Pennsylvania, 2019Flood Watches in Maryland, 2019Every flood watch in 2019
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.