Alert archive / Pennsylvania / Red Flag Warnings in 2012
Red Flag Warning 1, NWS State College, PA
NWS State College, PA issued this red flag warning at Apr 6, 2012, 4:19 AM EDT for 13 counties in Pennsylvania. It took effect at Apr 6, 2012, 11:00 AM EDT. It was in force for 9 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 6, 2012, 4:19 AM EDT (08:19 UTC)
- In effect from
- Apr 6, 2012, 11:00 AM EDT
- Expired
- Apr 6, 2012, 8:00 PM EDT
- In force
- 9 hr
- Issued by
- NWS State College, PA
Counties Columbia County, PA, Dauphin County, PA, Lancaster County, PA, Lebanon County, PA, Lycoming County, PA, Montour County, PA, Northumberland County, PA, Schuylkill County, PA, Snyder County, PA, Sullivan County, PA, Tioga County, PA, Union County, PA, York County, PA
The radar
The State College radar (KCCX), 110 km from the middle of the area, began a volume at 08:22 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, 8.3 hours before the alert went out and 216 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
- 0 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- -20 m²/s²
- 0-3 km storm-relative helicity
- 40 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
242 WWUS81 KCTP 060819 RFWCTP URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE STATE COLLEGE PA 419 AM EDT FRI APR 6 2012 PAZ037-041-042-046-049>053-057>059-065-066-061630- /O.UPG.KCTP.FW.A.0001.120406T1500Z-120407T0000Z/ /O.NEW.KCTP.FW.W.0001.120406T1500Z-120407T0000Z/ TIOGA-NORTHERN LYCOMING-SULLIVAN-SOUTHERN LYCOMING-UNION-SNYDER- MONTOUR-NORTHUMBERLAND-COLUMBIA-DAUPHIN-SCHUYLKILL-LEBANON-YORK- LANCASTER- 419 AM EDT FRI APR 6 2012 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT THIS EVENING FOR MUCH OF THE SUSQUEHANNA VALLEY FOR ELEVATED WILD FIRE DANGER... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A RED FLAG WARNING FOR ELEVATED WILD FIRE DANGER...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...MUCH OF THE SUSQUEHANNA VALLEY. * WINDS...NORTHWEST 10 TO 20 MPH WITH GUSTS UP TO 25 MPH. * TIMING...LATE MORNING THROUGH THE AFTERNOON HOURS. * RELATIVE HUMIDITY...AS LOW AS 20 PERCENT. * TEMPERATURES...IN THE UPPER 40S. * IMPACTS...THE FIRE DANGER WILL BE ELEVATED DUE TO THE GUSTY WINDS...RECENT LACK OF PRECIPITATION...LOW RELATIVE HUMIDITIES AND DRY FUELS. BECAUSE OF THESE FORECAST CONDITIONS...THE POTENTIAL EXISTS FOR RAPID SPREAD IF UNCONTROLLED FIRES DEVELOP. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ LA CORTE
1 follow-up statement
714 WWUS81 KCTP 061501 RFWCTP URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE STATE COLLEGE PA 1101 AM EDT FRI APR 6 2012 PAZ037-041-042-046-049>053-057>059-065-066-062315- /O.NEW.KCTP.FW.W.0002.120407T1500Z-120408T0000Z/ /O.CON.KCTP.FW.W.0001.000000T0000Z-120407T0000Z/ TIOGA-NORTHERN LYCOMING-SULLIVAN-SOUTHERN LYCOMING-UNION-SNYDER- MONTOUR-NORTHUMBERLAND-COLUMBIA-DAUPHIN-SCHUYLKILL-LEBANON-YORK- LANCASTER- 1101 AM EDT FRI APR 6 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR EASTERN PENNSYLVANIA... ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM EDT SATURDAY FOR ALL OF CENTRAL PENNSYLVANIA... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM TO 8 PM EDT SATURDAY. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING. * AFFECTED AREA...TODAY...MUCH OF THE SUSQUEHANNA VALLEY AND NORTHEASTERN MOUNTAINS. SATURDAY...ALL OF CENTRAL PENNSYLVANIA WILL BE AFFECTED. * WINDS...NORTHWEST 10 TO 20 MPH WITH GUSTS UP TO 25 MPH. * TIMING...LATE MORNING THROUGH EARLY EVENING EACH DAY. * RELATIVE HUMIDITY...AS LOW AS 20 PERCENT. * TEMPERATURES...IN THE LOWER 40S. * IMPACTS...THE POTENTIAL EXISTS FOR RAPID SPREAD IF UNCONTROLLED FIRES DEVELOP...OR EVEN FOR PRESCRIBED BURNS TO GET OUT OF CONTROL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ PAZ004>006-010>012-017>019-024>028-033>036-045-056-063-064-062315- /O.NEW.KCTP.FW.W.0002.120407T1500Z-120408T0000Z/ WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD- NORTHERN CENTRE-SOUTHERN CENTRE-CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN- JUNIATA-SOMERSET-BEDFORD-FULTON-FRANKLIN-SOUTHERN CLINTON-PERRY- CUMBERLAND-ADAMS- 1101 AM EDT FRI APR 6 2012 ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM EDT SATURDAY FOR ALL OF CENTRAL PENNSYLVANIA... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM TO 8 PM EDT SATURDAY. * AFFECTED AREA...ALL OF CENTRAL PENNSYLVANIA. * WINDS...NORTHWEST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * TIMING...FROM MID MORNING TO EARLY EVENING ON SATURDAY. * RELATIVE HUMIDITY...AS LOW AS 22 PERCENT. * TEMPERATURES...IN THE LOWER 50S. * IMPACTS...THE POTENTIAL EXISTS FOR RAPID SPREAD IF UNCONTROLLED FIRES DEVELOP...OR EVEN FOR PRESCRIBED BURNS TO GET OUT OF CONTROL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ DANGELO
The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 6, 11:01 AM EDT | Red Flag Warning | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more | 33 hr |
| Apr 6, 11:05 AM EDT | Freeze Warning | CTP | Adams, Bedford, Blair, Cambria, Centre, Clearfield and 20 more | 21 hr |
Nearby
Red Flag Warnings in Pennsylvania, 2012Every red flag warning in 2012
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.