Alert archive / Pennsylvania / Flood Watches in 2011
Flood Watch 7, NWS State College, PA
NWS State College, PA issued this flood watch at Sep 5, 2011, 9:07 PM EDT for 33 counties in Pennsylvania. It was in force for 71 hr.
The area
The counties it named.
The facts
- Issued
- Sep 5, 2011, 9:07 PM EDT (01:07 UTC)
- Expired
- Sep 8, 2011, 7:59 PM EDT
- In force
- 71 hr
- Issued by
- NWS State College, PA
- Flood severity
- None
All 33 counties
Adams County, PA, Bedford County, PA, Blair County, PA, Cambria County, PA, Cameron County, PA, Centre County, PA, Clearfield County, PA, Clinton County, PA, Columbia County, PA, Cumberland County, PA, Dauphin County, PA, Elk County, PA, Franklin County, PA, Fulton County, PA, Huntingdon County, PA, Juniata County, PA, Lancaster County, PA, Lebanon County, PA, Lycoming County, PA, McKean County, PA, Mifflin County, PA, Montour County, PA, Northumberland County, PA, Perry County, PA, Potter County, PA, Schuylkill County, PA, Snyder County, PA, Somerset County, PA, Sullivan County, PA, Tioga County, PA, Union County, PA, Warren County, PA, York County, PA
The radar
The State College radar (KCCX), 43 km from the middle of the area, began a volume at 01:08 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, 1.1 hours before the alert went out and 201 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
- 451 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 562 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 104 m²/s²
- 0-3 km storm-relative helicity
- 142 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.6
The text
As transmitted, in the capitals the NWS used until 2016.
284 WGUS61 KCTP 060107 FFACTP URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE STATE COLLEGE PA 907 PM EDT MON SEP 5 2011 .A STALLED FRONTAL SYSTEM IN COMBINATION WITH TROPICAL MOISTURE FROM THE GULF STATES WILL KEEP THE THREAT OF HEAVY RAIN ACROSS THE REGION THROUGH THURSDAY. PAZ019-024>028-033>036-041-042-045-046-049>053-056>059-063>066- 070115- /O.NEW.KCTP.FA.A.0007.110906T0107Z-110909T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ 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- 907 PM EDT MON SEP 5 2011 ...FLOOD WATCH IN EFFECT THROUGH THURSDAY EVENING... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A * FLOOD WATCH FOR A PORTION OF CENTRAL PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...ADAMS...BEDFORD...BLAIR...CAMBRIA... COLUMBIA...CUMBERLAND...DAUPHIN...FRANKLIN...FULTON... HUNTINGDON...JUNIATA...LANCASTER...LEBANON...MIFFLIN... MONTOUR...NORTHERN LYCOMING...NORTHUMBERLAND...PERRY... SCHUYLKILL...SNYDER...SOMERSET...SOUTHERN CENTRE...SOUTHERN CLINTON...SOUTHERN LYCOMING...SULLIVAN...UNION AND YORK. * THROUGH THURSDAY EVENING. * LIGHT TO MODERATE RAIN WILL CONTINUE TO FALL OVER THE AREA TONIGHT INTO TUESDAY MORNING. HEAVIER RAIN ASSOCIATED WITH THE REMNANTS OF TROPICAL STORM LEE WILL OVERSPREAD SOUTHERN PENNSYLVANIA ON TUESDAY...THEN THE REST OF THE STATE TUESDAY NIGHT. A WIDESPREAD 3 TO 6 INCH RAINFALL IS POSSIBLE BETWEEN TUESDAY AND THURSDAY...WITH THE HEAVIEST AMOUNTS MOST LIKELY OVER THE MOUNTAINS OF CENTRAL PENNSYLVANIA. * SHOULD WIDESPREAD HEAVY RAIN OCCUR...WIDESPREAD MODERATE FLOODING COULD OCCUR. RIVER FLOODING WOULD BE POSSIBLE WITH WIDESPREAD HEAVY RAIN. FLOODING ON AREA RIVERS COULD LINGER INTO THE WEEKEND. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING ON SMALL STREAMS...CREEKS...POOR DRAINAGE...URBAN AND LOW-LYING AREAS 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. && $$ PAZ004>006-010>012-017-018-037-070115- /O.NEW.KCTP.FA.A.0007.110907T0000Z-110909T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD- NORTHERN CENTRE-TIOGA- 907 PM EDT MON SEP 5 2011 ...FLOOD WATCH IN EFFECT FROM TUESDAY EVENING THROUGH THURSDAY EVENING... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A * FLOOD WATCH FOR A PORTION OF CENTRAL PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...CAMERON...CLEARFIELD...ELK...MCKEAN... NORTHERN CENTRE...NORTHERN CLINTON...POTTER...TIOGA AND WARREN. * FROM TUESDAY EVENING THROUGH THURSDAY EVENING. * MUCH OF NORTH CENTRAL PENNSYLVANIA DID NOT SEE MUCH RAIN AS CENTRAL AND SOUTH CENTRAL PENNSYLVANIA THE LAST 2 DAYS. HOWEVER...A NEARLY STATIONARY FRONT ACROSS CENTRAL PENNSYLVANIA THIS EVENING IS EXPECTED TO LIFT NORTHWARD LATE TUESDAY INTO WEDNESDAY. THERE IS POTENTIAL FOR 2 TO 6 INCHES OF RAIN ACROSS PORTIONS OF NORTH CENTRAL PENNSYLVANIA BY THURSDAY MORNING. * SHOULD WIDESPREAD HEAVY RAIN OCCUR...WIDESPREAD MODERATE FLOODING WOULD BE POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING ON SMALL STREAMS...CREEKS...POOR DRAINAGE...URBAN AND LOW-LYING AREAS BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && $$ MARTIN/FITZGERALD
7 follow-up statements
642 WGUS61 KCTP 060922 FFACTP FLOOD WATCH NATIONAL WEATHER SERVICE STATE COLLEGE PA 522 AM EDT TUE SEP 6 2011 ...EXCESSIVE RAINFALL AND SIGNIFICANT FLOODING POSSIBLE IN CENTRAL PENNSYLVANIA... .A STALLED FRONTAL SYSTEM OVER THE MID ATLANTIC REGION WILL MERGE WITH THE REMNANTS OF TROPICAL STORM LEE...BRINGING THE THREAT OF FLOODING AS A RESULT OF PERSISTENT HEAVY RAINFALL. PAZ019-024>028-033>036-041-042-045-046-049>053-056>059-063>066- 070930- /O.CON.KCTP.FA.A.0007.000000T0000Z-110909T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ 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- 522 AM EDT TUE SEP 6 2011 ...FLOOD WATCH REMAINS IN EFFECT THROUGH THURSDAY EVENING... THE FLOOD WATCH CONTINUES FOR * A PORTION OF CENTRAL PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...ADAMS...BEDFORD...BLAIR...CAMBRIA...COLUMBIA... CUMBERLAND...DAUPHIN...FRANKLIN...FULTON...HUNTINGDON... JUNIATA...LANCASTER...LEBANON...MIFFLIN...MONTOUR...NORTHERN LYCOMING...NORTHUMBERLAND...PERRY...SCHUYLKILL...SNYDER... SOMERSET...SOUTHERN CENTRE...SOUTHERN CLINTON...SOUTHERN LYCOMING...SULLIVAN...UNION AND YORK. * THROUGH THURSDAY EVENING. * RAINFALL AMOUNTS IN THE WATCH AREA DURING THE NEXT 48 HOURS ARE EXPECTED TO AVERAGE BETWEEN 2 AND 4 INCHES...WITH ISOLATED LOCAL AMOUNTS IN EXCESS OF 5 INCHES POSSIBLE. 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. && $$ PAZ004>006-010>012-017-018-037-070930- /O.CON.KCTP.FA.A.0007.110907T0000Z-110909T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD- NORTHERN CENTRE-TIOGA- 522 AM EDT TUE SEP 6 2011 ...FLOOD WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH THURSDAY EVENING... THE FLOOD WATCH CONTINUES FOR * A PORTION OF CENTRAL PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...CAMERON...CLEARFIELD...ELK...MCKEAN...NORTHERN CENTRE...NORTHERN CLINTON...POTTER...TIOGA AND WARREN. * FROM THIS EVENING THROUGH THURSDAY EVENING. * RAINFALL AMOUNTS IN THE WATCH AREA DURING THE NEXT 48 HOURS ARE EXPECTED TO AVERAGE BETWEEN 1 AND 3 INCHES...WITH ISOLATED LOCAL AMOUNTS IN EXCESS OF 4 INCHES POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && $$ MS/GD
497 WGUS61 KCTP 062217 FFACTP FLOOD WATCH NATIONAL WEATHER SERVICE STATE COLLEGE PA 617 PM EDT TUE SEP 6 2011 ...EXCESSIVE RAINFALL AND SIGNIFICANT FLOODING POSSIBLE IN CENTRAL PENNSYLVANIA... .A STALLED FRONTAL SYSTEM OVER THE MID ATLANTIC REGION WILL MERGE WITH THE REMNANTS OF TROPICAL STORM LEE...BRINGING THE THREAT OF FLOODING AS A RESULT OF PERSISTENT HEAVY RAINFALL. PAZ019-024>028-033>036-041-042-045-046-049>053-056>059-063>066- 072230- /O.CON.KCTP.FA.A.0007.000000T0000Z-110909T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ 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- 617 PM EDT TUE SEP 6 2011 ...FLOOD WATCH REMAINS IN EFFECT THROUGH THURSDAY EVENING... THE FLOOD WATCH CONTINUES FOR * A PORTION OF CENTRAL PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...ADAMS...BEDFORD...BLAIR...CAMBRIA...COLUMBIA... CUMBERLAND...DAUPHIN...FRANKLIN...FULTON...HUNTINGDON... JUNIATA...LANCASTER...LEBANON...MIFFLIN...MONTOUR...NORTHERN LYCOMING...NORTHUMBERLAND...PERRY...SCHUYLKILL...SNYDER... SOMERSET...SOUTHERN CENTRE...SOUTHERN CLINTON...SOUTHERN LYCOMING...SULLIVAN...UNION AND YORK. * THROUGH THURSDAY EVENING. * RAINFALL AMOUNTS IN THE WATCH AREA DURING THE NEXT 48 HOURS ARE EXPECTED TO AVERAGE BETWEEN 2 AND 4 INCHES...WITH ISOLATED LOCAL AMOUNTS IN EXCESS OF 5 INCHES POSSIBLE. 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. && $$ PAZ004>006-010>012-017-018-037-072230- /O.CON.KCTP.FA.A.0007.110907T0000Z-110909T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD- NORTHERN CENTRE-TIOGA- 617 PM EDT TUE SEP 6 2011 ...FLOOD WATCH REMAINS IN EFFECT THROUGH THURSDAY EVENING... THE FLOOD WATCH CONTINUES FOR * A PORTION OF CENTRAL PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...CAMERON...CLEARFIELD...ELK...MCKEAN...NORTHERN CENTRE...NORTHERN CLINTON...POTTER...TIOGA AND WARREN. * THROUGH THURSDAY EVENING. * RAINFALL AMOUNTS IN THE WATCH AREA DURING THE NEXT 48 HOURS ARE EXPECTED TO AVERAGE BETWEEN 1 AND 3 INCHES...WITH ISOLATED LOCAL AMOUNTS IN EXCESS OF 4 INCHES POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && $$ RXR
957 WGUS61 KCTP 070843 FFACTP FLOOD WATCH NATIONAL WEATHER SERVICE STATE COLLEGE PA 443 AM EDT WED SEP 7 2011 ...EXCESSIVE RAINFALL AND SIGNIFICANT FLOODING POSSIBLE IN CENTRAL PENNSYLVANIA... .DEEP MOISTURE BEING DRAWN NORTHWARD IN ASSOCIATION WITH POST- TROPICAL CYCLONE LEE WILL CONTINUE TO INTERACT WITH A FRONTAL SYSTEM OVER THE MID ATLANTIC REGION...SETTING UP AN AXIS OF VERY HEAVY TO EXCESSIVE RAINFALL IN CENTRAL PENNSYLVANIA. PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046- 049>053-056>059-063>066-080845- /O.CON.KCTP.FA.A.0007.000000T0000Z-110909T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD- NORTHERN CENTRE-SOUTHERN CENTRE-CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN- JUNIATA-SOMERSET-BEDFORD-FULTON-FRANKLIN-TIOGA-NORTHERN LYCOMING- SULLIVAN-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR- NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-SCHUYLKILL-LEBANON- CUMBERLAND-ADAMS-YORK-LANCASTER- 443 AM EDT WED SEP 7 2011 ...FLOOD WATCH REMAINS IN EFFECT THROUGH THURSDAY EVENING... THE FLOOD WATCH CONTINUES FOR * A PORTION OF CENTRAL PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...ADAMS...BEDFORD...BLAIR...CAMBRIA...CAMERON... CLEARFIELD...COLUMBIA...CUMBERLAND...DAUPHIN...ELK... FRANKLIN...FULTON...HUNTINGDON...JUNIATA...LANCASTER... LEBANON...MCKEAN...MIFFLIN...MONTOUR...NORTHERN CENTRE... NORTHERN CLINTON...NORTHERN LYCOMING...NORTHUMBERLAND... PERRY...POTTER...SCHUYLKILL...SNYDER...SOMERSET...SOUTHERN CENTRE...SOUTHERN CLINTON...SOUTHERN LYCOMING...SULLIVAN... TIOGA...UNION...WARREN AND YORK. * THROUGH THURSDAY EVENING. * ADDITIONAL RAINFALL AMOUNTS IN THE WATCH AREA DURING THE NEXT 24 HOURS ARE EXPECTED TO AVERAGE BETWEEN 1 AND 3 INCHES...WITH LOCAL AMOUNTS IN EXCESS OF 5 INCHES POSSIBLE. 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. && $$ MS/DM/JC/MD
027 WGUS61 KCTP 071551 FFACTP FLOOD WATCH NATIONAL WEATHER SERVICE STATE COLLEGE PA 1151 AM EDT WED SEP 7 2011 ...EXCESSIVE RAINFALL AND SIGNIFICANT FLOODING POSSIBLE IN CENTRAL PENNSYLVANIA... .WIDESPREAD RAINFALL OVER THE PAST 2 DAYS HAS ALREADY CAUSED FLOOD ISSUES AND MADE THE REGION MORE VULNERABLE TO FLOODING. INTENSE NORTH-SOUTH ORIENTED BANDS WILL BRING ADDITIONALLY HEAVY RAINFALL TO THE REGION. RAIN-BANDS MOVING OVER THE REGION THIS AFTERNOON AND OVERNIGHT WILL LIKELY PRODUCE MORE FLOODING. RAPID RAINFALL RATES ARE POSSIBLE WHICH COULD PRODUCE RAPID FLOODING IN SOME LOCATIONS. PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046- 049>053-056>059-063>066-081600- /O.CON.KCTP.FA.A.0007.000000T0000Z-110909T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD- NORTHERN CENTRE-SOUTHERN CENTRE-CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN- JUNIATA-SOMERSET-BEDFORD-FULTON-FRANKLIN-TIOGA-NORTHERN LYCOMING- SULLIVAN-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR- NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-SCHUYLKILL-LEBANON- CUMBERLAND-ADAMS-YORK-LANCASTER- 1151 AM EDT WED SEP 7 2011 ...FLOOD WATCH REMAINS IN EFFECT THROUGH THURSDAY EVENING... THE FLOOD WATCH CONTINUES FOR * A PORTION OF CENTRAL PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...ADAMS...BEDFORD...BLAIR...CAMBRIA...CAMERON... CLEARFIELD...COLUMBIA...CUMBERLAND...DAUPHIN...ELK... FRANKLIN...FULTON...HUNTINGDON...JUNIATA...LANCASTER... LEBANON...MCKEAN...MIFFLIN...MONTOUR...NORTHERN CENTRE... NORTHERN CLINTON...NORTHERN LYCOMING...NORTHUMBERLAND... PERRY...POTTER...SCHUYLKILL...SNYDER...SOMERSET...SOUTHERN CENTRE...SOUTHERN CLINTON...SOUTHERN LYCOMING...SULLIVAN... TIOGA...UNION...WARREN AND YORK. * THROUGH THURSDAY EVENING. * ADDITIONAL RAINFALL AMOUNTS IN THE WATCH AREA DURING THE NEXT 24 HOURS ARE EXPECTED TO AVERAGE BETWEEN 1 AND 4 INCHES...WITH LOCAL AMOUNTS IN EXCESS OF 6 INCHES POSSIBLE. * FLOODING WILL IMPACT SMALL STREAMS AND CREEKS WHICH MAY CROSS ROADS. FIELDS WILL LIKELY FLOOD AND DURING PERIODS OF HEAVIER RAINFALL LOW LYING AREAS...ROADS...AND UNDER PASSES WILL SEE FLOODING. 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. && $$
609 WGUS61 KCTP 080128 FFACTP FLOOD WATCH NATIONAL WEATHER SERVICE STATE COLLEGE PA 928 PM EDT WED SEP 7 2011 ...EXCESSIVE RAINFALL AND SIGNIFICANT FLOODING IS POSSIBLE IN CENTRAL PENNSYLVANIA...ESPECIALLY ACROSS COUNTIES THROUGHOUT THE SUSQUEHANNA VALLEY... .WIDESPREAD RAINFALL OVER THE PAST SEVERAL DAYS HAS ALREADY CAUSED WIDESPREAD STREAM FLOODING...AND THE FLOOD WATERS WILL FEED INTO THE SUSQUEHANNA RIVERS NORTH AND WEST BRANCHES EARLY THURSDAY PUSHES MANY POINTS TO MODERATE OR MAJOR FLOOD STAGES. SEVERAL TRIBUTARIES OF THE SUSQUEHANNA WILL EXCEED ALL TIME RECORD FLOOD LEVELS. INTENSE NORTH-SOUTH ORIENTED BANDS OF SHOWERS AND THUNDERSTORMS WILL CONTINUE TO STREAM NORTH ACROSS THE EASTERN HALF OF THE STATE OVERNIGHT INTO EARLY THURSDAY...AND BRING ADDITIONALLY HEAVY RAINFALL TO THE REGION NEAR AND TO THE EAST OF THE SUSQUEHANNA VALLEY. ADDITIONAL RAINFALL OF 1 TO 3 INCHES IS LIKELY ACROSS THE SUSQUEHANNA VALLEY AND ADJACENT NORTH CENTRAL MOUNTAINS...LOCALIZED AMOUNTS OVER 4 INCHES ARE POSSIBLE IN NARROW BANDS. RAINFALL WILL BE MUCH LIGHTER ACROSS THE WESTERN HALF OF THE STATE - BANDS MOVING OVER THE REGION THIS AFTERNOON AND OVERNIGHT WILL LIKELY PRODUCE MORE FLOODING. RAPID RAINFALL RATES ARE POSSIBLE WHICH COULD PRODUCE RAPID FLOODING IN SOME LOCATIONS. PAZ004-005-010-011-017-024-025-033>035-080230- /O.CAN.KCTP.FA.A.0007.000000T0000Z-110909T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ WARREN-MCKEAN-ELK-CAMERON-CLEARFIELD-CAMBRIA-BLAIR-SOMERSET- BEDFORD-FULTON- 928 PM EDT WED SEP 7 2011 ...FLOOD WATCH IS CANCELLED... THE FLOOD WATCH FOR A PORTION OF CENTRAL PENNSYLVANIA HAS BEEN CANCELLED. OCCASIONAL...MAINLY LIGHT RAIN SHOWERS WILL FALL OVERNIGHT INTO THURSDAY. ADDITIONAL RAINFALL IS EXPECTED TO BE GENERALLY LESS THAN ONE HALF OF AN INCH THROUGH NOON THURSDAY. $$ PAZ006-012-018-019-026>028-036-037-041-042-045-046-049>053- 056>059-063>066-090000- /O.CON.KCTP.FA.A.0007.000000T0000Z-110909T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ POTTER-NORTHERN CLINTON-NORTHERN CENTRE-SOUTHERN CENTRE- HUNTINGDON-MIFFLIN-JUNIATA-FRANKLIN-TIOGA-NORTHERN LYCOMING- SULLIVAN-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR- NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-SCHUYLKILL-LEBANON- CUMBERLAND-ADAMS-YORK-LANCASTER- 928 PM EDT WED SEP 7 2011 ...FLOOD WATCH REMAINS IN EFFECT THROUGH THURSDAY EVENING... THE FLOOD WATCH CONTINUES FOR * A PORTION OF CENTRAL PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...ADAMS...COLUMBIA...CUMBERLAND...DAUPHIN...FRANKLIN... HUNTINGDON...JUNIATA...LANCASTER...LEBANON...MIFFLIN... MONTOUR...NORTHERN CENTRE...NORTHERN CLINTON...NORTHERN LYCOMING...NORTHUMBERLAND...PERRY...POTTER...SCHUYLKILL... SNYDER...SOUTHERN CENTRE...SOUTHERN CLINTON...SOUTHERN LYCOMING...SULLIVAN...TIOGA...UNION AND YORK. * THROUGH THURSDAY EVENING. * ADDITIONAL RAINFALL AMOUNTS IN THE WATCH AREA DURING THE NEXT 24 HOURS ARE EXPECTED TO AVERAGE BETWEEN 1 AND 3 INCHES...WITH LOCAL AMOUNTS IN EXCESS OF 4 INCHES POSSIBLE. * FLOODING WILL IMPACT SMALL STREAMS AND CREEKS WHICH MAY CROSS ROADS. FIELDS WILL LIKELY FLOOD AND DURING PERIODS OF HEAVIER RAINFALL LOW LYING AREAS...ROADS...AND UNDER PASSES WILL SEE FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && $$ LAMBERT
586 WGUS61 KCTP 081249 FFACTP FLOOD WATCH NATIONAL WEATHER SERVICE STATE COLLEGE PA 849 AM EDT THU SEP 8 2011 ...HEAVY TO EXCESSIVE RAINFALL AND SIGNIFICANT FLOODING CONTINUES OVER MUCH OF THE SUSQUEHANNA RIVER BASIN AND POCONOS... .WIDESPREAD RAINFALL OVER THE PAST SEVERAL DAYS HAS ALREADY CAUSED WIDESPREAD AND CATASTROPHIC FLOODING. SMALLER CREEKS AND STREAMS MAY HAVE RECEDED A BIT...BUT MAY RISE ONCE AGAIN TODAY AS THE RAINFALL WILL CONTINUES IN THE EAST AND IS EXPECTED TO SHIFT SLIGHTLY TO THE WEST INTO THE CENTRAL MOUNTAINS. PAZ006-012-018-019-026>028-036-037-041-042-045-046-049>053- 056>059-063>066-090000- /O.CON.KCTP.FA.A.0007.000000T0000Z-110909T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ POTTER-NORTHERN CLINTON-NORTHERN CENTRE-SOUTHERN CENTRE- HUNTINGDON-MIFFLIN-JUNIATA-FRANKLIN-TIOGA-NORTHERN LYCOMING- SULLIVAN-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR- NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-SCHUYLKILL-LEBANON- CUMBERLAND-ADAMS-YORK-LANCASTER- 849 AM EDT THU SEP 8 2011 ...FLOOD WATCH REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... THE FLOOD WATCH CONTINUES FOR * A PORTION OF CENTRAL PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...ADAMS...COLUMBIA...CUMBERLAND...DAUPHIN...FRANKLIN... HUNTINGDON...JUNIATA...LANCASTER...LEBANON...MIFFLIN... MONTOUR...NORTHERN CENTRE...NORTHERN CLINTON...NORTHERN LYCOMING...NORTHUMBERLAND...PERRY...POTTER...SCHUYLKILL... SNYDER...SOUTHERN CENTRE...SOUTHERN CLINTON...SOUTHERN LYCOMING...SULLIVAN...TIOGA...UNION AND YORK. * UNTIL 8 PM EDT THIS EVENING. * ADDITIONAL RAINFALL AMOUNTS IN THE WATCH AREA THROUGH THE EVENING ARE EXPECTED TO AVERAGE BETWEEN 1 AND 3 INCHES...WITH LOCAL AMOUNTS IN EXCESS OF 4 INCHES POSSIBLE. THOSE HIGHER AMOUNTS WILL BE MOST POSSIBLE IN PLACES TO THE EAST OF HARRISBURG AND WILLIAMSPORT. * FLOODING WILL CONTINUE TO IMPACT SMALL STREAMS AND CREEKS WHICH MAY CROSS ROADS AND POTENTIALLY WASH THEM OUT. FIELDS WILL LIKELY FLOOD AND DURING PERIODS OF HEAVIER RAINFALL LOW LYING AREAS...ROADS...AND UNDER PASSES WILL SEE FLOODING. RIVER FLOODING ON AN HISTORICAL SCALE WILL ALSO CONTINUE ALONG MUCH OF THE SUSQUEHANNA RIVER MAIN STEM AND LOWER PORTION OF THE WEST BRANCH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THERE IS ONGOING FLOODING OR THE POTENTIAL FOR FLOODING BASED ON CURRENT RAINFALL FORECASTS AND GROUND CONDITIONS. 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. && $$ DANGELO
450 WGUS61 KCTP 082359 FFACTP URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE STATE COLLEGE PA 759 PM EDT THU SEP 8 2011 ...LOCALLY HEAVY RAIN POSSIBLE OVERNIGHT... .BANDS OF SLOW MOVING AND TRAINING HEAVY SHOWERS WILL BECOME CONCENTRATED OVER SOUTH CENTRAL PENNSYLVANIA OVERNIGHT. THE SHOWERS SHOULD BECOME MORE SCATTERED AFTER DAYBREAK FRIDAY. PAZ026>028-036-056-063>065-091200- /O.CAN.KCTP.FA.A.0007.000000T0000Z-110909T0000Z/ /O.NEW.KCTP.FF.A.0012.110909T0000Z-110909T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ HUNTINGDON-MIFFLIN-JUNIATA-FRANKLIN-PERRY-CUMBERLAND-ADAMS-YORK- 759 PM EDT THU SEP 8 2011 ...FLASH FLOOD WATCH IN EFFECT THROUGH 8 AM FRIDAY MORNING... ...FLOOD WATCH IS CANCELLED... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A * FLASH FLOOD WATCH FOR A PORTION OF CENTRAL PENNSYLVANIA... INCLUDING THE FOLLOWING AREAS...ADAMS...CUMBERLAND... FRANKLIN...HUNTINGDON...JUNIATA...MIFFLIN...PERRY AND YORK. * THROUGH 8 AM FRIDAY MORNING. * SLOW MOVING AND TRAINING MODERATE TO HEAVY RAIN SHOWERS WILL DRIFT NORTHWEST ACROSS THE REGION THROUGH THE OVERNIGHT HOURS. THE BULK OF THE RAIN WILL LIKELY COME BETWEEN 10 PM AND 5 AM. RAINFALL RATES OF UP TO ONE INCH IN JUST 60 TO 90 MINUTES COULD CAUSE FLASH FLOODING OF SMALL STREAMS AND CREEKS ACROSS THE PORTION OF SOUTH CENTRAL PENNSYLVANIA NOT ALREADY COVERED BY FLOOD WARNINGS. * FLOODING WILL CONTINUE TO IMPACT AREA SMALL STREAMS AND CREEKS NEAR...AND JUST TO THE WEST OF THE SUSQUEHANNA RIVER'S MAINSTEM. RIVER FLOODING ON AN HISTORICAL SCALE WILL ALSO CONTINUE ALONG MUCH OF THE SUSQUEHANNA RIVER MAIN STEM. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ PAZ006-012-018-019-037-041-042-045-046-049>053-057>059-066-090100- /O.CAN.KCTP.FA.A.0007.000000T0000Z-110909T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ POTTER-NORTHERN CLINTON-NORTHERN CENTRE-SOUTHERN CENTRE-TIOGA- NORTHERN LYCOMING-SULLIVAN-SOUTHERN CLINTON-SOUTHERN LYCOMING- UNION-SNYDER-MONTOUR-NORTHUMBERLAND-COLUMBIA-DAUPHIN-SCHUYLKILL- LEBANON-LANCASTER- 759 PM EDT THU SEP 8 2011 ...FLOOD WATCH IS CANCELLED... THE FLOOD WATCH FOR A PORTION OF CENTRAL PENNSYLVANIA HAS BEEN CANCELLED. SCATTERED LIGHT TO MODERATE RAIN SHOWERS WILL DRIFT NORTH ACROSS THE REGION OVERNIGHT AND EARLY FRIDAY. ADDITIONAL RAINFALL AMOUNTS OF LESS THAN ONE HALF OF AN INCH WILL NOT BE HEAVY ENOUGH TO CAUSE ANY FLOODING OVER THE CENTRAL AND NORTHWEST MOUNTAINS...OR EXACERBATE THE WIDESPREAD FLOODING ALREADY OCCURRING ACROSS THE SUSQUEHANNA VALLEY. $$ PAZ025-034-035-091200- /O.NEW.KCTP.FF.A.0012.110909T0000Z-110909T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BLAIR-BEDFORD-FULTON- 759 PM EDT THU SEP 8 2011 ...FLASH FLOOD WATCH IN EFFECT THROUGH 8 AM FRIDAY MORNING... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A * FLASH FLOOD WATCH FOR A PORTION OF CENTRAL PENNSYLVANIA... INCLUDING THE FOLLOWING AREAS...BEDFORD...BLAIR AND FULTON. * THROUGH 8 AM FRIDAY MORNING. * SLOW MOVING AND TRAINING HEAVY RAIN SHOWERS WILL DRIFT NORTHWEST ACROSS THE REGION THROUGH THE OVERNIGHT HOURS. THE BULK OF THE RAIN WILL LIKELY COME BETWEEN 10 PM AND 5 AM. RAINFALL RATES OF UP TO ONE INCH IN JUST 60 TO 90 MINUTES COULD CAUSE FLASH FLOODING OF SMALL STREAMS AND CREEKS ACROSS THE REGION. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ LAMBERT/FITZGERALD
What forecasters said that day
The local office's own words before this flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS State College, PA wrote its last area forecast discussion before this flood watch went out at Sep 5, 8:44 PM EDT, 23 minutes earlier.
Area forecast discussion, Sep 5, 8:44 PM EDT, 23 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE STATE COLLEGE PA 844 PM EDT MON SEP 5 2011 .SYNOPSIS... A SLOW MOVING FRONTAL ZONE CROSSING THE REGION WILL BRING WIDESPREAD RAINFALL TO CENTRAL PENNSYLVANIA INTO THE EVENING. THE REMAINS OF LEE WILL MERGE WITH THE TRAILING FRONTAL ZONE AND CONTINUE THE WET WEATHER PATTERN INTO THE MIDDLE OF THE WEEK. && .NEAR TERM /THROUGH TUESDAY/... LATEST MESO ANAL SHOWS THE SLOW MOVING COLD FRONT PRETTY MUCH BISECTING THE FCST AREA FROM NE-SW. RADAR SHOWS A GENERAL AREA OF DISORGANIZED RAIN ALONG AND BEHIND THE FRONT WITH SHOWERS FURTHER EAST IN THE WARMER AIR. PWATS ARE NEAR 2" OVER SERN PA AND MORE THAN 1.5" FOR THE BULK OF THE AREA...AND FLOW CONTINUES TO FEED THE DEEP MOISTURE RIGHT INTO THE REGION. 15Z HRRR SHOWS THE CONTINUATION OF THE COOL AIR RAINS AND NOW IS BACKING OFF THE CONVECTIVE DEVELOPMENTS FURTHER EAST. THIS SEEMS TO MAKE MORE SENSE GIVEN THE HEAVY CLOUD COVER AND LACK OF INSTABILITY. REGARDLESS OF IF WE CAN DEVELOP ORGANIZED HEAVY CONVECTION...IT WILL REMAIN UNSETTLED RIGHT INTO THE OVERNIGHT AS A LOOK UPSTREAM SHOWS RAIN FUNNELING ALL THE WAY FROM THE GULF STATES. AS THE GR LAKES TROF CONTINUES TO DIG AND SLIDE EAST...SEEMS LIKELY IT WILL CONTINUE TO DRAG UP MOISTURE ORIGINATING WITH THE OLD TS LEE INTO THE FCST AREA. WILL LET THE FLASH FLOOD WATCH IN EFFECT OVER EASTERN AREAS CONTINUE AS THERE ARE HINTS OF SMALL STORMS DEVELOPING AND FFG IS PRETTY LOW THERE. && .SHORT TERM /TUESDAY NIGHT THROUGH 6 PM TUESDAY/... THINGS START TO GET INTERESTING TUESDAY AS THE SHORT RANGE MODELS START HINTING AT THE BEGINNINGS OF AN EXCESSIVE RAIN EVENT. THE DEEP GR LAKES TROF DRAGS THE REMNANTS OF LEE NORTHEASTWARD AND FUNNELS THINGS RIGHT INTO PA OVER THE ENSUING COUPLE OF DAYS. OPERATIONAL NAM/GFS GIVE CUMULATIVE QPF AMOUNTS OF 6-13 INCHES OVER A WIDE AREA BETWEEN TUES AND THURS. COORD WITH HPC SHOWS 6+ INCH QPF BETWEEN TUES AM AND WED EVE. GEFS SHOWS A SURGE OF ANOMALOUS PWAT...+1-3 STD DEV BEGINNING TO MOVE IN LATER IN THE DAY TUES. BIGGEST HEAVY RAIN THREAT SEEMS TO BE LINING UP FOR LATER TUESDAY AND POSSIBLY LASTING INTO THURS. GEFS SHOWS A GREATER THAN 60 PERCENT CHANCE OF 48 HR RAINFALLS OF AT LEAST 4 INCHES FOR MUCH OF THE AREA THRU WED NIGHT AS A DEEP ANOMALOUS EASTERLY FLOW GETS REPLACED BY AN ANOMALOUS SSE FLOW. RAINFALL AMOUNTS LIKE WHAT ARE BEING OUTPUT IN THE GUIDANCE WOULD LEAD TO SOME PRETTY SERIOUS FLOODING OVER MUCH OF THE AREA. MAX TEMPS TUESDAY WILL BE 15F OR SO BELOW NORMAL AS THE MUCH COOLER CANADIAN AIRMASS...BATTLES WITH THE EXTENSIVE PLUME OF TROPICAL MOISTURE JUST TO OUR SOUTH. && .LONG TERM /TUESDAY NIGHT THROUGH MONDAY/... 00Z NAM/GFS AND EC ALL INDICATE A VERY RAINY PERIOD ON TAP FOR WEDNESDAY THROUGH THURSDAY MORNING...WITH SOME MINOR VARIATIONS IN PLACEMENT OF THE AXIS OF HEAVIEST RAINFALL. AT THE BEGINNING OF THIS PERIOD...THE SREF CONTAINS U-WIND ANOMALIES OF ABOUT -3 ST DEVIATIONS WHILE THE V-WIND ANOMALY IS A HEFTY PLUS 3-4 AIMED RIGHT INTO CENTRAL PENN. RAINFALL DURING THE 24-36 HOURS THROUGH 16Z THURSDAY COULD TOP 4 OR 5 INCHES ACROSS CENTRAL AND EASTERN PENN AS ELEVATED INSTABILITY AND 2-3 STANDARD DEVIATION PWAT AIR /OF APPROX 45-50MM/ IS TRANSPORTED NNWD FROM THE MID ATLANTIC COASTAL PLAIN VIA THE PERSISTENT ANOMALOUS LLVL FLOW. DEEP UVVEL BENEATH THE RIGHT ENTRANCE REGION OF A 90 KT JET TO OUR NORTH WILL COMBINE WITH THESE AFOREMENTIONED FACTORS TO CREATE A VERY EFFICIENT RAIN- MAKING MACHINE. WILL BE WAITING AT LEAST FEW MORE MODEL CYCLES TO EXAMINE TRENDS OF THE HEAVIEST PRECIP AXIS BEFORE HOISTING ANY ADDITIONAL FLAGS FOR FLOODING/FLASH FLOODING. TEMPS WEDNESDAY WILL REBOUND BY 6-7F FROM TUESDAY'S CHILLY DAYTIME READINGS. ANOTHER CFRONT PUSHES THRU BY THE END OF THE WORK WEEK TO BRING SOME DRYING HEADING INTO NEXT WEEKEND. THE REMNANTS OF TS LEE WILL FILL IN/LIFT TO THE SE LATER THURSDAY AND FRIDAY...WITH A WEAK RIDGE OF HIGH PRESSURE NOSING INTO THE REGION FROM SOUTHERN ONTARIO. && .AVIATION /00Z TUESDAY THROUGH SATURDAY/... A SLOW MOVING FRONTAL ZONE WILL CONTINUE TO INTERACT WITH DEEP TROPICAL MOISTURE BEING DRAWN NEWD AHEAD OF SHARPENING UPPER TROUGH. THIS PATTERN WILL RESULT IN WIDESPREAD RAIN AND A PROLONGED PERIOD OF MVFR/IFR. CIGS THIS EVENING MOSTLY IN THE MVFR RANGE. HOWEVER...AS WINDS VEER FROM NORTH TO NE OVERNIGHT...THE RESULTING OROGRAPHIC LIFT WILL LIKELY DROP CIGS TO IFR. THE REMNANTS OF T.S. LEE WILL APPROACH THE REGION ON TUESDAY...CAUSING THE RAINFALL TO INCREASE IN INTENSITY ACROSS SOUTHERN PA. WIDESPREAD IFR CONDS WILL LIKELY PERSIST ACROSS THE SOUTHERN HALF OF PA ON TUESDAY...WHILE SOMEWHAT BETTER CONDS ARE LIKELY OVER THE NORTH. OUTLOOK... WED-THU...PROLONGED IFR CONDS POSSIBLE. FRI-SAT...NO SIG WX EXPECTED. && .CTP WATCHES/WARNINGS/ADVISORIES... FLOOD WATCH THROUGH THURSDAY EVENING FOR PAZ019-024>028- 033>036-041-042-045-046-049>053-056>059-063>066. FLOOD WATCH FROM TUESDAY EVENING THROUGH THURSDAY EVENING FOR PAZ004>006-010>012-017-018-037. && SYNOPSIS...LA CORTE NEAR TERM...LA CORTE SHORT TERM...LA CORTE LONG TERM...LAMBERT AVIATION...FITZGERALD
Hazardous weather outlook, Sep 5, 4:35 AM EDT, 16 hours 32 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE STATE COLLEGE PA 435 AM EDT MON SEP 5 2011 PAZ004>006-010>012-017>019-024>027-033>035-045-060845- WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD- NORTHERN CENTRE-SOUTHERN CENTRE-CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN- SOMERSET-BEDFORD-FULTON-SOUTHERN CLINTON- 435 AM EDT MON SEP 5 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...TODAY AND TONIGHT. THE PROBABILITY OF WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. THE REMNANTS OF TROPICAL STORM LEE COULD PRODUCE HEAVY RAINFALL OVER PARTS OF THE AREA TUESDAY NIGHT INTO THURSDAY MORNING. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE REQUESTED TO REPORT HEAVY RAIN AND FLOODING TO THE NATIONAL WEATHER SERVICE IN STATE COLLEGE VIA STANDARD PROCEDURES. PAZ028-036-042-046-049>053-056>059-063>066-060845- JUNIATA-FRANKLIN-SULLIVAN-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR- NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-SCHUYLKILL-LEBANON-CUMBERLAND- ADAMS-YORK-LANCASTER- 435 AM EDT MON SEP 5 2011 ...FLASH FLOOD WATCH IN EFFECT THROUGH THIS EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...TODAY AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV/STATECOLLEGE ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. FLASH FLOOD WATCH. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. THE REMNANTS OF TROPICAL STORM LEE COULD PRODUCE ADDITIONAL HEAVY RAINFALL OVER PARTS OF THE AREA TUESDAY NIGHT INTO THURSDAY MORNING. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE REQUESTED TO REPORT HEAVY RAIN AND FLOODING TO THE NATIONAL WEATHER SERVICE IN STATE COLLEGE VIA STANDARD PROCEDURES. PAZ037-041-060845- TIOGA-NORTHERN LYCOMING- 435 AM EDT MON SEP 5 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...TODAY AND TONIGHT. THE PROBABILITY OF WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. THE REMNANTS OF TROPICAL STORM LEE COULD PRODUCE ADDITIONAL HEAVY RAINFALL OVER PARTS OF THE AREA TUESDAY NIGHT INTO THURSDAY MORNING. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE REQUESTED TO REPORT HEAVY RAIN AND FLOODING TO THE NATIONAL WEATHER SERVICE IN STATE COLLEGE VIA STANDARD PROCEDURES.
In the hours before
Special weather statement, Sep 5, 6:16 PM EDT, 2 hours 51 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
616 PM EDT MON SEP 5 2011
PAZ066-052245-
LANCASTER PA-
616 PM EDT MON SEP 5 2011
...A SHOWER WITH POSSIBLE STRONG WIND GUSTS WILL AFFECT NORTH CENTRAL
LANCASTER COUNTY...
AT 612 PM EDT...A HEAVY RAIN SHOWER WITH POSSIBLE WIND GUSTS TO
AROUND 40 MPH WAS NEAR LITITZ...MOVING NORTHEAST AT 20 MPH.
THIS SHOWER WILL AFFECT BRICKERVILLE AND DENVER.
LAT...LON 4013 7625 4022 7636 4026 7631 4032 7615
4023 7601
FORECASTER:The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 5, 11:42 PM EDT | Areal Flood Advisory | CTP | Adams, Dauphin, Lancaster, Lebanon, York | 3 hr |
| Sep 6, 12:00 PM EDT | River Flood Warning | CTP | Blair, Huntingdon | 42 hr |
| Sep 6, 12:00 PM EDT | River Flood Warning | CTP | Blair, Huntingdon | 32 hr |
| Sep 6, 12:00 PM EDT | River Flood Warning | CTP | Huntingdon | 44 hr |
| Sep 6, 12:00 PM EDT | River Flood Warning | CTP | Centre, Snyder, Union | 45 hr |
| Sep 6, 12:00 PM EDT | River Flood Warning | CTP | Cumberland, York | 67 hr |
| Sep 6, 12:00 PM EDT | River Flood Warning | CTP | Perry | 45 hr |
| Sep 6, 12:00 PM EDT | River Flood Warning | CTP | Dauphin, Lebanon, Schuylkill | 4 days |
| Sep 6, 12:00 PM EDT | River Flood Warning | CTP | Dauphin, Lebanon | 4 days |
| Sep 6, 12:00 PM EDT | River Flood Warning | CTP | Dauphin | 6 days |
| Sep 6, 12:06 PM EDT | Areal Flood Warning | CTP | Bedford, Blair, Cambria, Somerset | 34 hr |
| Sep 6, 5:16 PM EDT | River Flood Warning | CTP | Cumberland | 62 hr |
Nearby
Flood Watches in Pennsylvania, 2011Every flood watch in 2011
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.