Alert archive / Pennsylvania / Flash Flood Watches in 2021
Flash Flood Watch 8, NWS State College, PA
NWS State College, PA issued this flash flood watch at Aug 30, 2021, 4:11 AM EDT for 27 counties in Pennsylvania. It took effect at Sep 1, 2021, 5:00 AM EDT. It was in force for 18 hr.
The area
The counties it named.
The facts
- Issued
- Aug 30, 2021, 4:11 AM EDT (08:11 UTC)
- In effect from
- Sep 1, 2021, 5:00 AM EDT
- Expired
- Sep 1, 2021, 10:54 PM EDT
- In force
- 18 hr
- Issued by
- NWS State College, PA
- Flood severity
- None
All 27 counties
Adams County, PA, Bedford County, PA, Blair County, PA, Cambria County, PA, Centre County, PA, Clearfield County, PA, Clinton County, PA, Columbia County, PA, Cumberland County, PA, Dauphin County, PA, Franklin County, PA, Fulton County, PA, Huntingdon County, PA, Juniata County, PA, Lancaster County, PA, Lebanon County, PA, Lycoming County, PA, Mifflin County, PA, Montour County, PA, Northumberland County, PA, Perry County, PA, Schuylkill County, PA, Snyder County, PA, Somerset County, PA, Sullivan County, PA, Union County, PA, York County, PA
The radar
The State College radar (KCCX), 68 km from the middle of the area, began a volume at 08:14 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 00:00Z, 8.2 hours before the alert went out and 178 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
- 529 J/kg
- Mixed-layer CIN
- -80 J/kg
- Mixed-layer LCL
- 881 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 19 m²/s²
- 0-3 km storm-relative helicity
- 54 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
384 WGUS61 KCTP 300811 FFACTP URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service State College PA 411 AM EDT Mon Aug 30 2021 PAZ012-017>019-024>028-033>036-041-042-045-046-049>053-056>059- 063>066-302300- /O.NEW.KCTP.FF.A.0008.210901T1200Z-210902T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Northern Clinton-Clearfield-Northern Centre-Southern Centre-Cambria- Blair-Huntingdon-Mifflin-Juniata-Somerset-Bedford-Fulton-Franklin- Northern Lycoming-Sullivan-Southern Clinton-Southern Lycoming-Union- Snyder-Montour-Northumberland-Columbia-Perry-Dauphin-Schuylkill- Lebanon-Cumberland-Adams-York-Lancaster- Including the cities of Lancaster, State College, DuBois, Lock Haven, Trout Run, Bloomsburg, Danville, Somerset, Selinsgrove, Harrisburg, Shamokin, Gettysburg, Chambersburg, Sunbury, Renovo, Williamsport, York, Lewistown, Berwick, McConnellsburg, Johnstown, Bedford, Laporte, Mifflintown, Newport, Lewisburg, Mount Union, Pottsville, Huntingdon, Lebanon, Hershey, Altoona, Carlisle, Philipsburg, and Clearfield 411 AM EDT Mon Aug 30 2021 ...FLASH FLOOD WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... The National Weather Service in State College has issued a * Flash Flood Watch for a portion of central Pennsylvania, including the following areas, Adams, Bedford, Blair, Cambria, Clearfield, Columbia, Cumberland, Dauphin, Franklin, Fulton, Huntingdon, Juniata, Lancaster, Lebanon, Mifflin, Montour, Northern Centre, Northern Clinton, Northern Lycoming, Northumberland, Perry, Schuylkill, Snyder, Somerset, Southern Centre, Southern Clinton, Southern Lycoming, Sullivan, Union and York. * From Wednesday morning through Thursday morning. * Heavy rainfall associated with Ida will result in an increased risk of flooding. Widespread rainfall totals of 2 to 4 inches are expected with locally higher amounts up to 6 inches possible across south-central Pennsylvania. * Considerable river flooding is also possible. The greatest risk of minor to moderate flood stages will be along small streams and creeks in south-central Pennsylvania. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ Steinbugl/Martin
8 follow-up statements
532 WGUS61 KCTP 301952 FFACTP Flood Watch National Weather Service State College PA 352 PM EDT Mon Aug 30 2021 PAZ012-017>019-024>028-033>036-041-042-045-046-049>053-056>059- 063>066-311200- /O.CON.KCTP.FF.A.0008.210901T1200Z-210902T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Northern Clinton-Clearfield-Northern Centre-Southern Centre-Cambria- Blair-Huntingdon-Mifflin-Juniata-Somerset-Bedford-Fulton-Franklin- Northern Lycoming-Sullivan-Southern Clinton-Southern Lycoming-Union- Snyder-Montour-Northumberland-Columbia-Perry-Dauphin-Schuylkill- Lebanon-Cumberland-Adams-York-Lancaster- Including the cities of Lancaster, State College, DuBois, Lock Haven, Trout Run, Bloomsburg, Danville, Somerset, Selinsgrove, Harrisburg, Shamokin, Gettysburg, Chambersburg, Sunbury, Renovo, Williamsport, York, Lewistown, Berwick, McConnellsburg, Johnstown, Bedford, Laporte, Mifflintown, Newport, Lewisburg, Mount Union, Pottsville, Huntingdon, Lebanon, Hershey, Altoona, Carlisle, Philipsburg, and Clearfield 352 PM EDT Mon Aug 30 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... The Flash Flood Watch continues for * A portion of central Pennsylvania, including the following areas, Adams, Bedford, Blair, Cambria, Clearfield, Columbia, Cumberland, Dauphin, Franklin, Fulton, Huntingdon, Juniata, Lancaster, Lebanon, Mifflin, Montour, Northern Centre, Northern Clinton, Northern Lycoming, Northumberland, Perry, Schuylkill, Snyder, Somerset, Southern Centre, Southern Clinton, Southern Lycoming, Sullivan, Union and York. * From Wednesday morning through Thursday morning. * Heavy rainfall associated with Ida will result in an increased risk of flooding. Widespread rainfall totals of 3 to 5 inches are expected with locally higher amounts up to 7 inches possible across south-central Pennsylvania. * Considerable river flooding is also possible. The greatest risk of minor to moderate flood stages will be along small streams and creeks in south-central Pennsylvania. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ CR
641 WGUS61 KCTP 310850 FFACTP Flood Watch National Weather Service State College PA 450 AM EDT Tue Aug 31 2021 PAZ012-017>019-024>028-033>036-041-042-045-046-049>053-056>059- 063>066-010030- /O.CON.KCTP.FF.A.0008.210901T1200Z-210902T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Northern Clinton-Clearfield-Northern Centre-Southern Centre-Cambria- Blair-Huntingdon-Mifflin-Juniata-Somerset-Bedford-Fulton-Franklin- Northern Lycoming-Sullivan-Southern Clinton-Southern Lycoming-Union- Snyder-Montour-Northumberland-Columbia-Perry-Dauphin-Schuylkill- Lebanon-Cumberland-Adams-York-Lancaster- Including the cities of Lancaster, State College, DuBois, Lock Haven, Trout Run, Bloomsburg, Danville, Somerset, Selinsgrove, Harrisburg, Shamokin, Gettysburg, Chambersburg, Sunbury, Renovo, Williamsport, York, Lewistown, Berwick, McConnellsburg, Johnstown, Bedford, Laporte, Mifflintown, Newport, Lewisburg, Mount Union, Pottsville, Huntingdon, Lebanon, Hershey, Altoona, Carlisle, Philipsburg, and Clearfield 450 AM EDT Tue Aug 31 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... The Flash Flood Watch continues for * A portion of central Pennsylvania, including the following areas, Adams, Bedford, Blair, Cambria, Clearfield, Columbia, Cumberland, Dauphin, Franklin, Fulton, Huntingdon, Juniata, Lancaster, Lebanon, Mifflin, Montour, Northern Centre, Northern Clinton, Northern Lycoming, Northumberland, Perry, Schuylkill, Snyder, Somerset, Southern Centre, Southern Clinton, Southern Lycoming, Sullivan, Union and York. * From Wednesday morning through Thursday morning. * Excessive rainfall associated with Ida combined with pre-saturated conditions will result in an increasing likelihood of significant flash and urban flooding impacts in parts of the watch area. Rainfall totals of 3 to 5 inches are forecast across south-central Pennsylvania with locally higher amounts up to 7 inches possible. * Considerable river flooding is becoming more probable with several small streams and creeks expected to reach minor to moderate flood levels in the Juniata and Lower Main Stem Susquehanna River basins. A few points could crest above major flood stage with significant inundation flooding possible in adjacent areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ Steinbugl/Martin
435 WGUS61 KCTP 311914 FFACTP Flood Watch National Weather Service State College PA 314 PM EDT Tue Aug 31 2021 PAZ012-017>019-024>028-033>036-041-042-045-046-049>053-056>059- 063>066-010315- /O.CON.KCTP.FF.A.0008.210901T1200Z-210902T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Northern Clinton-Clearfield-Northern Centre-Southern Centre-Cambria- Blair-Huntingdon-Mifflin-Juniata-Somerset-Bedford-Fulton-Franklin- Northern Lycoming-Sullivan-Southern Clinton-Southern Lycoming-Union- Snyder-Montour-Northumberland-Columbia-Perry-Dauphin-Schuylkill- Lebanon-Cumberland-Adams-York-Lancaster- Including the cities of Lancaster, State College, DuBois, Lock Haven, Trout Run, Bloomsburg, Danville, Somerset, Selinsgrove, Harrisburg, Shamokin, Gettysburg, Chambersburg, Sunbury, Renovo, Williamsport, York, Lewistown, Berwick, McConnellsburg, Johnstown, Bedford, Laporte, Mifflintown, Newport, Lewisburg, Mount Union, Pottsville, Huntingdon, Lebanon, Hershey, Altoona, Carlisle, Philipsburg, and Clearfield 314 PM EDT Tue Aug 31 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... The Flash Flood Watch continues for * A portion of central Pennsylvania, including the following areas, Adams, Bedford, Blair, Cambria, Clearfield, Columbia, Cumberland, Dauphin, Franklin, Fulton, Huntingdon, Juniata, Lancaster, Lebanon, Mifflin, Montour, Northern Centre, Northern Clinton, Northern Lycoming, Northumberland, Perry, Schuylkill, Snyder, Somerset, Southern Centre, Southern Clinton, Southern Lycoming, Sullivan, Union and York. * From Wednesday morning through Thursday morning. * Torrential rainfall associated with the remnants of Ida combined already-wet soils will increase the likelihood of significant flash and urban flooding for much of the watch area. Rainfall totals of 4 to 6 inches are forecast across south-central Pennsylvania with locally higher amounts or 7 or 8 inches possible. The rainfall amounts will taper off from south to north, with much lower amounts expected north of State College and Williamsport. * Roads and bridges may become impassable and homes may be flooded. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood and Flood Warnings be issued. && $$ Dangelo
188 WGUS61 KCTP 010041 FFACTP Flood Watch National Weather Service State College PA 841 PM EDT Tue Aug 31 2021 PAZ012-017>019-024>028-033>036-041-042-045-046-049>053-056>059- 063>066-011245- /O.CON.KCTP.FF.A.0008.210901T1200Z-210902T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Northern Clinton-Clearfield-Northern Centre-Southern Centre-Cambria- Blair-Huntingdon-Mifflin-Juniata-Somerset-Bedford-Fulton-Franklin- Northern Lycoming-Sullivan-Southern Clinton-Southern Lycoming-Union- Snyder-Montour-Northumberland-Columbia-Perry-Dauphin-Schuylkill- Lebanon-Cumberland-Adams-York-Lancaster- Including the cities of Lancaster, State College, DuBois, Lock Haven, Trout Run, Bloomsburg, Danville, Somerset, Selinsgrove, Harrisburg, Shamokin, Gettysburg, Chambersburg, Sunbury, Renovo, Williamsport, York, Lewistown, Berwick, McConnellsburg, Johnstown, Bedford, Laporte, Mifflintown, Newport, Lewisburg, Mount Union, Pottsville, Huntingdon, Lebanon, Hershey, Altoona, Carlisle, Philipsburg, and Clearfield 841 PM EDT Tue Aug 31 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM 8 AM EDT WEDNESDAY THROUGH THURSDAY MORNING... The Flash Flood Watch continues for * A portion of central Pennsylvania, including the following areas, Adams, Bedford, Blair, Cambria, Clearfield, Columbia, Cumberland, Dauphin, Franklin, Fulton, Huntingdon, Juniata, Lancaster, Lebanon, Mifflin, Montour, Northern Centre, Northern Clinton, Northern Lycoming, Northumberland, Perry, Schuylkill, Snyder, Somerset, Southern Centre, Southern Clinton, Southern Lycoming, Sullivan, Union and York. * From 8 AM EDT Wednesday through Thursday morning. * Heavy rain associated with the remnants of Ida will overspread the region Wednesday, bringing the potential of flash and urban flooding to the watch area. The area of greatest risk is across the Laurel Highlands northeast into the Pocono Mountains. Rainfall totals of 4 to 7 inches are forecast in this area, resulting in significant flooding. Rainfall totals are likely to be slightly less near I-80 and for areas southeast of Harrisburg. The rain should taper off from west to east across central Pennsylvania Wednesday evening. * Some roads and bridges may become impassable and homes may be flooded. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ KF
097 WGUS61 KCTP 010333 FFACTP URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service State College PA 1133 PM EDT Tue Aug 31 2021 PAZ012-017>019-024>028-033>036-041-042-045-046-049>053-056>059- 063>066-011145- /O.EXT.KCTP.FF.A.0008.210901T0900Z-210902T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Northern Clinton-Clearfield-Northern Centre-Southern Centre-Cambria- Blair-Huntingdon-Mifflin-Juniata-Somerset-Bedford-Fulton-Franklin- Northern Lycoming-Sullivan-Southern Clinton-Southern Lycoming-Union- Snyder-Montour-Northumberland-Columbia-Perry-Dauphin-Schuylkill- Lebanon-Cumberland-Adams-York-Lancaster- Including the cities of Lancaster, State College, DuBois, Lock Haven, Trout Run, Bloomsburg, Danville, Somerset, Selinsgrove, Harrisburg, Shamokin, Gettysburg, Chambersburg, Sunbury, Renovo, Williamsport, York, Lewistown, Berwick, McConnellsburg, Johnstown, Bedford, Laporte, Mifflintown, Newport, Lewisburg, Mount Union, Pottsville, Huntingdon, Lebanon, Hershey, Altoona, Carlisle, Philipsburg, and Clearfield 1133 PM EDT Tue Aug 31 2021 ...FLASH FLOOD WATCH NOW IN EFFECT FROM 5 AM EDT WEDNESDAY THROUGH THURSDAY MORNING... The Flash Flood Watch is now in effect for * A portion of central Pennsylvania, including the following areas, Adams, Bedford, Blair, Cambria, Clearfield, Columbia, Cumberland, Dauphin, Franklin, Fulton, Huntingdon, Juniata, Lancaster, Lebanon, Mifflin, Montour, Northern Centre, Northern Clinton, Northern Lycoming, Northumberland, Perry, Schuylkill, Snyder, Somerset, Southern Centre, Southern Clinton, Southern Lycoming, Sullivan, Union and York. * From 5 AM EDT Wednesday through Thursday morning. * Heavy rain associated with the remnants of Ida will overspread the region Wednesday, bringing the potential of flash and urban flooding to the watch area. The area of greatest risk is across the Laurel Highlands northeast into the Pocono Mountains. Rainfall totals of 4 to 7 inches are forecast in this area, resulting in significant flooding. Rainfall totals are likely to be slightly less near I-80 and for areas southeast of Harrisburg. The rain should taper off from west to east across central Pennsylvania Wednesday evening. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ KF
497 WGUS61 KCTP 010842 FFACTP Flood Watch National Weather Service State College PA 442 AM EDT Wed Sep 1 2021 PAZ012-017>019-024>028-033>036-041-042-045-046-049>053-056>059- 063>066-020000- /O.CON.KCTP.FF.A.0008.210901T0900Z-210902T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Northern Clinton-Clearfield-Northern Centre-Southern Centre-Cambria- Blair-Huntingdon-Mifflin-Juniata-Somerset-Bedford-Fulton-Franklin- Northern Lycoming-Sullivan-Southern Clinton-Southern Lycoming-Union- Snyder-Montour-Northumberland-Columbia-Perry-Dauphin-Schuylkill- Lebanon-Cumberland-Adams-York-Lancaster- Including the cities of Lancaster, State College, DuBois, Lock Haven, Trout Run, Bloomsburg, Danville, Somerset, Selinsgrove, Harrisburg, Shamokin, Gettysburg, Chambersburg, Sunbury, Renovo, Williamsport, York, Lewistown, Berwick, McConnellsburg, Johnstown, Bedford, Laporte, Mifflintown, Newport, Lewisburg, Mount Union, Pottsville, Huntingdon, Lebanon, Hershey, Altoona, Carlisle, Philipsburg, and Clearfield 442 AM EDT Wed Sep 1 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THURSDAY MORNING... The Flash Flood Watch continues for * A portion of central Pennsylvania, including the following areas, Adams, Bedford, Blair, Cambria, Clearfield, Columbia, Cumberland, Dauphin, Franklin, Fulton, Huntingdon, Juniata, Lancaster, Lebanon, Mifflin, Montour, Northern Centre, Northern Clinton, Northern Lycoming, Northumberland, Perry, Schuylkill, Snyder, Somerset, Southern Centre, Southern Clinton, Southern Lycoming, Sullivan, Union and York. * Through Thursday morning. * Heavy to extreme rainfall associated with the remnants of Ida will likely result in significant rapid-onset and inundation flooding. The heaviest rainfall of 4 to 8 inches is expected in the southern portion of the watch area. * Considerable river flooding is forecast with several small streams, creeks, and tributaries in the Juniata and Lower Main Stem Susquehanna River basins expected to crest above minor to moderate flood levels early Thursday. A few points could crest above major flood stage. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ Steinbugl
473 WGUS61 KCTP 012252 FFACTP URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service State College PA 652 PM EDT Wed Sep 1 2021 PAZ012-017>019-024>026-033>036-041-042-045-046-020000- /O.CAN.KCTP.FF.A.0008.000000T0000Z-210902T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Northern Clinton-Clearfield-Northern Centre-Southern Centre-Cambria- Blair-Huntingdon-Somerset-Bedford-Fulton-Franklin-Northern Lycoming- Sullivan-Southern Clinton-Southern Lycoming- Including the cities of Mount Union, Bedford, State College, DuBois, Chambersburg, Lock Haven, Trout Run, Renovo, Altoona, Williamsport, Somerset, Huntingdon, Clearfield, Laporte, Philipsburg, McConnellsburg, and Johnstown 652 PM EDT Wed Sep 1 2021 ...FLASH FLOOD WATCH IS CANCELLED... The Flash Flood Watch for a portion of central Pennsylvania, including the following areas, Bedford, Blair, Cambria, Clearfield, Franklin, Fulton, Huntingdon, Northern Centre, Northern Clinton, Northern Lycoming, Somerset, Southern Centre, Southern Clinton, Southern Lycoming and Sullivan has been cancelled. The Flood Watch is cancelled. The heavy rain is over. Area creeks and streams will rise only slightly more before falling tonight, and no additional flash flooding is expected. Continue to heed any road closures. $$ PAZ027-028-049>053-056>059-063>066-020500- /O.EXT.KCTP.FF.A.0008.000000T0000Z-210902T0500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Mifflin-Juniata-Union-Snyder-Montour-Northumberland-Columbia-Perry- Dauphin-Schuylkill-Lebanon-Cumberland-Adams-York-Lancaster- Including the cities of Newport, Pottsville, Selinsgrove, Lancaster, Shamokin, Gettysburg, Lebanon, Sunbury, Hershey, Mifflintown, Harrisburg, Bloomsburg, York, Danville, Lewistown, Berwick, Lewisburg, and Carlisle 652 PM EDT Wed Sep 1 2021 ...FLASH FLOOD WATCH NOW IN EFFECT UNTIL 1 AM EDT THURSDAY... The Flash Flood Watch is now in effect for * A portion of central Pennsylvania, including the following areas, Adams, Columbia, Cumberland, Dauphin, Juniata, Lancaster, Lebanon, Mifflin, Montour, Northumberland, Perry, Schuylkill, Snyder, Union and York. * Until 1 AM EDT Thursday. * Heavy rainfall will be tapering off early this evening. Some heavy rainfall is still possible before midnight, which could still produce new areas of flash flooding. Many area streams and rivers are already running high or have gone out of their banks. While some additional rises are possible overnight, most of the smaller streams and creeks will be falling through the night. Only the large creeks and rivers will remain in flood status by morning. * Flash flooding can inundate roadways and flood homes in less than a few hours. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ Dangelo
880 WGUS61 KCTP 020254 FFACTP Flood Watch National Weather Service State College PA 1054 PM EDT Wed Sep 1 2021 PAZ027-028-049>053-056>059-063>066-020400- /O.CAN.KCTP.FF.A.0008.000000T0000Z-210902T0500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Mifflin-Juniata-Union-Snyder-Montour-Northumberland-Columbia-Perry- Dauphin-Schuylkill-Lebanon-Cumberland-Adams-York-Lancaster- Including the cities of Newport, Pottsville, Selinsgrove, Lancaster, Shamokin, Gettysburg, Lebanon, Sunbury, Hershey, Mifflintown, Harrisburg, Bloomsburg, York, Danville, Lewistown, Berwick, Lewisburg, and Carlisle 1054 PM EDT Wed Sep 1 2021 ...FLASH FLOOD WATCH IS CANCELLED... The Flash Flood Watch for a portion of central Pennsylvania has been cancelled. The Flash Flood Watch is cancelled. The rain has ended and no additional flash flooding is expected. The larger rivers will continue to rise for a short while, and any additional flooding will be confined to locations along the larger creeks and rivers. Please continue to heed any road closures. $$ Dangelo
Nearby
Flash Flood Watches in Pennsylvania, 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.