Alert archive / New Jersey / Flood Watches in 2017
Flood Watch 3, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flood watch at Apr 2, 2017, 3:24 PM EDT for 8 counties in New Jersey; Carbon County, Monroe County, Northampton County, Pennsylvania. It took effect at Apr 4, 2017, 12:00 AM EDT. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Apr 2, 2017, 3:24 PM EDT (19:24 UTC)
- In effect from
- Apr 4, 2017, 12:00 AM EDT
- Expired
- Apr 4, 2017, 3:17 AM EDT
- In force
- 3 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Flood severity
- None
Counties Hunterdon County, NJ, Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Morris County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ, Carbon County, PA, Monroe County, PA, Northampton County, PA
The radar
The Philadelphia radar (KDIX), 92 km from the middle of the area, began a volume at 19:28 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, 7.4 hours before the alert went out and 168 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
- 623 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 70 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
318 WGUS61 KPHI 021924 FFAPHI URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service Mount Holly NJ 324 PM EDT Sun Apr 2 2017 NJZ001-007>010-012>015-031100- /O.NEW.KPHI.FA.A.0003.170404T0400Z-170405T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Sussex-Warren-Morris-Hunterdon-Somerset-Middlesex- Western Monmouth-Eastern Monmouth-Mercer- Including the cities of Newton, Washington, Morristown, Flemington, Somerville, New Brunswick, Freehold, Sandy Hook, and Trenton 324 PM EDT Sun Apr 2 2017 ...FLOOD WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY EVENING... The National Weather Service in Mount Holly has issued a * Flood Watch that includes the New Jersey counties of Sussex, Warren, Morris, Hunterdon, Somerset, Mercer, Middlesex and Monmouth * From late Monday night through Tuesday evening. * Rain is forecast to overspread northern and central New Jersey on Monday evening. The rain is expected to become moderate to heavy from Monday night into early Tuesday morning. Rainfall rates should decrease gradually during the mid to late morning hours on Tuesday with the rain anticipated to end on Tuesday afternoon. * Rainfall totals of 1 to 2 inches are expected with locally higher amounts possible. The moderate to heavy rain is forecast to fall on areas that received generally 1 to 3 inches of rain on Friday. The ground remains wet and rivers and streams continue to run high. * The heavy rain will likely result in some roadway flooding along with flooding in areas of poor drainage. Some small streams and creeks may leave their banks. Minor flooding is possible in the Passaic and Raritan River basins. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flood Watch means that there is the potential for flooding based on the current forecast. You should monitor the forecast over the coming days and be alert for possible Flood Warnings. If you live in an area that is prone to flooding, be prepared to take action if flooding develops. && $$ Iovino
4 follow-up statements
474 WGUS61 KPHI 030913 FFAPHI Flood Watch National Weather Service Mount Holly NJ 513 AM EDT Mon Apr 3 2017 NJZ001-007>010-012>015-032030- /O.CON.KPHI.FA.A.0003.170404T0400Z-170405T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Sussex-Warren-Morris-Hunterdon-Somerset-Middlesex- Western Monmouth-Eastern Monmouth-Mercer- Including the cities of Newton, Washington, Morristown, Flemington, Somerville, New Brunswick, Freehold, Sandy Hook, and Trenton 513 AM EDT Mon Apr 3 2017 ...FLOOD WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY EVENING... The Flood Watch continues for * The New Jersey counties of Sussex, Warren, Morris, Hunterdon, Somerset, Mercer, Middlesex, and Monmouth. * From late tonight through Tuesday evening. * Rain is forecast to overspread northern and central New Jersey late Monday evening. The rain is expected to become moderate to heavy from Monday night into early Tuesday morning. Rainfall rates should diminish during the mid to late morning hours on Tuesday. However, there is a chance of scattered showers and thunderstorms Tuesday afternoon that could bring additional locally heavy rainfall. All precipitation should end by Tuesday evening. * Rainfall totals of 1 to 2 inches are expected with locally higher amounts possible. The moderate to heavy rain is forecast to fall on areas that received generally 1 to 3 inches of rain on Friday. The ground remains wet, and rivers and streams continue to run high. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flood Watch means that there is the potential for flooding based on the current forecast. You should monitor the forecast over the coming days and be alert for possible Flood Warnings. If you live in an area that is prone to flooding, be prepared to take action if flooding develops. && $$ CMS
919 WGUS61 KPHI 031856 FFAPHI URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service Mount Holly NJ 256 PM EDT Mon Apr 3 2017 PAZ054-055-062-041000- /O.EXA.KPHI.FA.A.0003.170404T0400Z-170405T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Carbon-Monroe-Northampton- Including the cities of Jim Thorpe, Stroudsburg, Bethlehem, and Easton 256 PM EDT Mon Apr 3 2017 ...FLOOD WATCH IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH TUESDAY EVENING... The National Weather Service in Mount Holly has expanded the * Flood Watch to include the Pennsylvania counties of Carbon, Monroe and Northampton * From midnight tonight through Tuesday evening. * Rain is forecast to overspread eastern Pennsylvania this evening. The rain is expected to become moderate to heavy overnight into early Tuesday morning. Rainfall rates should diminish during the mid to late morning hours on Tuesday. However, there is a chance of scattered showers and thunderstorms on Tuesday afternoon that could bring additional locally heavy rain. All precipitation should end by Tuesday evening. * Rainfall totals of 1 to 1.5 inches are expected with locally higher amounts around 2 inches possible. The moderate to heavy rain is forecast to fall on areas that received generally 1 to 2 inches of rain on Friday. The ground remains wet, and rivers and streams continue to run high. * Another heavy rain event is anticipated from late Wednesday night into Thursday. Widespread rainfall amounts of 1 to 2 inches are expected with locally higher amounts. It should not take much rainfall to result in new flooding at that time in light of the wet conditions leading up to the event. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flood Watch means that there is the potential for flooding based on the current forecast. You should monitor the forecast and be alert for possible Flood Warnings. If you live in an area that is prone to flooding, be prepared to take action if flooding develops. && $$ NJZ001-007>010-012>015-041000- /O.CON.KPHI.FA.A.0003.170404T0400Z-170405T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Sussex-Warren-Morris-Hunterdon-Somerset-Middlesex- Western Monmouth-Eastern Monmouth-Mercer- Including the cities of Newton, Washington, Morristown, Flemington, Somerville, New Brunswick, Freehold, Sandy Hook, and Trenton 256 PM EDT Mon Apr 3 2017 ...FLOOD WATCH REMAINS IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH TUESDAY EVENING... The Flood Watch continues for * The New Jersey counties of Sussex, Warren, Morris, Hunterdon, Somerset, Mercer, Middlesex and Monmouth * From midnight tonight through Tuesday evening. * Rain is forecast to overspread northern and central New Jersey this evening. The rain is expected to become moderate to heavy overnight into early Tuesday morning. Rainfall rates should diminish during the mid to late morning hours on Tuesday. However, there is a chance of scattered showers and thunderstorms on Tuesday afternoon that could bring additional locally heavy rain. All precipitation should end by Tuesday evening. * Rainfall totals of 1 to 1.5 inches are expected with locally higher amounts around 2 inches possible. The moderate to heavy rain is forecast to fall on areas that received generally 1 to 3 inches of rain on Friday. The ground remains wet, and rivers and streams continue to run high. * Another heavy rain event is anticipated from late Wednesday night into Thursday. Widespread rainfall amounts of 1 to 2 inches are expected with locally higher amounts. It should not take much rainfall to result in new flooding at that time in light of the wet conditions leading up to the event. Minor flooding may even occur on the main stem rivers in the Passaic and Raritan River Basins. The flooding on the Passaic River could linger into the weekend. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flood Watch means that there is the potential for flooding based on the current forecast. You should monitor the forecast and be alert for possible Flood Warnings. If you live in an area that is prone to flooding, be prepared to take action if flooding develops. && $$ Iovino
991 WGUS61 KPHI 040055 FFAPHI Flood Watch National Weather Service Mount Holly NJ 855 PM EDT Mon Apr 3 2017 NJZ001-007>010-012>015-PAZ054-055-062-041100- /O.CON.KPHI.FA.A.0003.170404T0400Z-170405T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Sussex-Warren-Morris-Hunterdon-Somerset-Middlesex- Western Monmouth-Eastern Monmouth-Mercer-Carbon-Monroe- Northampton- Including the cities of Newton, Washington, Morristown, Flemington, Somerville, New Brunswick, Freehold, Sandy Hook, Trenton, Jim Thorpe, Stroudsburg, Bethlehem, and Easton 855 PM EDT Mon Apr 3 2017 ...FLOOD WATCH REMAINS IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH TUESDAY EVENING... The Flood Watch continues for * The New Jersey counties of Sussex, Warren, Morris, Hunterdon, Somerset, Mercer, Middlesex and Monmouth, and for the Pennsylvania counties of Carbon, Monroe and Northampton * From midnight tonight through Tuesday evening. * Rain is forecast to overspread eastern Pennsylvania and New Jersey this evening. The rain is expected to become moderate to heavy overnight into early Tuesday morning. Rainfall rates should diminish during the morning hours on Tuesday. However, there is a chance of scattered showers and thunderstorms from late Tuesday morning into Tuesday afternoon that could bring additional locally heavy rain. All precipitation should end by Tuesday evening. * Rainfall totals of 1 to 1.5 inches are expected with locally higher amounts around 2 inches possible. The moderate to heavy rain is forecast to fall on areas that received generally 1 to 3 inches of rain on Friday. The ground remains wet, and rivers and streams continue to run high. * Another heavy rain event is anticipated from late Wednesday night into Thursday. Widespread rainfall amounts of 1 to 2 inches are expected with locally higher amounts. It should not take much rainfall to result in new flooding at that time in light of the wet conditions leading up to the event. Minor flooding may even occur on the main stem rivers in the Passaic and Raritan River basins. Any flooding on the Passaic River could linger into the weekend. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flood Watch means that there is the potential for flooding based on the current forecast. You should monitor the forecast and be alert for possible Flood Warnings. If you live in an area that is prone to flooding, be prepared to take action if flooding develops. && $$ Iovino
607 WGUS61 KPHI 040717 FFAPHI Flood Watch National Weather Service Mount Holly NJ 317 AM EDT Tue Apr 4 2017 NJZ001-007>010-012>015-PAZ054-055-062-040830- /O.CAN.KPHI.FA.A.0003.000000T0000Z-170405T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Sussex-Warren-Morris-Hunterdon-Somerset-Middlesex- Western Monmouth-Eastern Monmouth-Mercer-Carbon-Monroe- Northampton- Including the cities of Newton, Washington, Morristown, Flemington, Somerville, New Brunswick, Freehold, Sandy Hook, Trenton, Jim Thorpe, Stroudsburg, Bethlehem, and Easton 317 AM EDT Tue Apr 4 2017 ...FLOOD WATCH IS CANCELLED... The Flood Watch for portions of New Jersey and Pennsylvania has been cancelled. Steadier rainfall will be moving out of the region early this morning. The threat for flooding has diminished. Therefore, the flood watch has been cancelled. $$ CMS
Nearby
Flood Watches in New Jersey, 2017Flood Watches in Pennsylvania, 2017Every flood watch in 2017
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.