Alert archive / Pennsylvania / Flash Flood Warnings in 2011
Flash Flood Warning 16, NWS State College, PA
NWS State College, PA issued this flash flood warning at May 3, 2011, 5:08 PM EDT for 9 counties in Pennsylvania. It was in force for 3 hr. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 3, 2011, 5:08 PM EDT (21:08 UTC)
- Expired
- May 3, 2011, 8:00 PM EDT
- In force
- 3 hr
- Issued by
- NWS State College, PA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Centre County, PA, Clinton County, PA, Huntingdon County, PA, Lycoming County, PA, Mifflin County, PA, Snyder County, PA, Sullivan County, PA, Tioga County, PA, Union County, PA
The radar
The State College radar (KCCX), 96 km from the middle of the area, began a volume at 21:10 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 3, 6:36 PM EDT | FLASH FLOOD | 5 N Mcclure, PA | RIDGE ROAD FLOODED |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 9.1 hours before the alert went out and 209 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
- 1037 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 137 m²/s²
- 0-3 km storm-relative helicity
- 192 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
917
WGUS51 KCTP 032108
FFWCTP
PAC027-035-061-081-087-109-113-117-119-040000-
/O.NEW.KCTP.FF.W.0016.110503T2108Z-110504T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE STATE COLLEGE PA
508 PM EDT TUE MAY 3 2011
THE NATIONAL WEATHER SERVICE IN STATE COLLEGE PA HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHEASTERN HUNTINGDON COUNTY...
NORTHEASTERN MIFFLIN COUNTY...
NORTHWESTERN SNYDER COUNTY...
WESTERN SULLIVAN COUNTY...
SOUTHEASTERN TIOGA COUNTY...
UNION COUNTY...
EASTERN CENTRE COUNTY...
LYCOMING COUNTY...
SOUTHEASTERN CLINTON COUNTY...
* UNTIL 800 PM EDT...
* AT 501 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
TORRENTIAL RAIN FROM THUNDERSTORMS OVER EASTERN CENTRE...
LYCOMING... NORTHEASTERN HUNTINGDON...NORTHEASTERN MIFFLIN...
NORTHWESTERN SNYDER...SOUTHEASTERN CLINTON...SOUTHEASTERN
TIOGA..UNION AND WESTERN SULLIVAN COUNTIES. RADAR RAINFALL
ESTIMATES IS THAT UPWARDS OF 1.5 INCHES OF RAIN HAS OCCURRED
OVER THE LAST HOUR ACROSS MUCH OF THE WARNED AREA. ADDITIONAL
TORRENTIAL RAINFALL IS LIKELY INTO THE EARLY EVENING HOURS...AS
ADDITIONAL STORMS MOVE NORTHWARD.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
LEWISBURG...MIFFLINBURG...LOCK HAVEN...JERSEY SHORE...
MONTOURSVILLE...WILLIAMSPORT...BELLEFONTE AND STATE COLLEGE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PLEASE REPORT FLOODING...HAIL OR WIND DAMAGE TO THE NATIONAL WEATHER
SERVICE BY CALLING TOLL FREE...1 8 7 7 6 3 3 6 7 7 2.
FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS...OR LOW WATER CROSSINGS. TURN AROUND...DON'T DROWN! NEVER TRY
TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO ESCAPE
RISING WATER MOVE UP TO HIGHER GROUND.
&&
LAT...LON 4164 7687 4161 7687 4155 7638 4116 7671
4118 7680 4115 7689 4112 7690 4108 7686
4096 7688 4074 7706 4066 7803 4164 7701
$$
FORECASTER: MARTIN1 follow-up statement
215
WGUS71 KCTP 032209
FFSCTP
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
609 PM EDT TUE MAY 3 2011
PAC027-035-061-081-087-109-113-117-119-040000-
/O.CON.KCTP.FF.W.0016.000000T0000Z-110504T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HUNTINGDON PA-MIFFLIN PA-SNYDER PA-SULLIVAN PA-TIOGA PA-UNION PA-
CENTRE PA-LYCOMING PA-CLINTON PA-
609 PM EDT TUE MAY 3 2011
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 800 PM EDT FOR
SOUTHEASTERN CLINTON...LYCOMING...EASTERN CENTRE...UNION...
SOUTHEASTERN TIOGA...WESTERN SULLIVAN...NORTHWESTERN SNYDER...
NORTHEASTERN MIFFLIN AND NORTHEASTERN HUNTINGDON COUNTIES...
AT 601 PM EDT...DOPPLER RADAR ESTIMATES CONTINUE TO INDICATE
BANDS WITH TORRENTIAL RAIN WERE ACROSS MUCH OF THE WARNED AREA.
ADDITIONAL STORMS WITH TORRENTIAL RAIN WILL CONTINUE TO LIFT
NORTHWARD OVER THE WARNED AREA EARLY THIS EVENING. THE STORMS
WITH THE HEAVIEST RAIN AT 6 PM WERE FROM NEAR WILLIAMSPORT...
SOUTHWARD TO NEAR MIFFLINBURG.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOVE TO HIGHER GROUND.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.
PLEASE REPORT FLOODING...HAIL OR WIND DAMAGE BY CALLING YOUR LOCAL
LAW ENFORCEMENT OFFICIALS OR BY CALLING THE NATIONAL WEATHER SERVICE
TOLL FREE AT...1 8 7 7 6 3 3 6 7 7 2.
&&
LAT...LON 4164 7687 4161 7687 4155 7638 4116 7671
4118 7680 4115 7689 4112 7690 4108 7686
4096 7688 4074 7706 4066 7803 4164 7701
$$
FORECASTER: MARTINThe office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 3, 3:54 AM EDT | Flash Flood Watch | CTP | Bedford, Blair, Centre, Clinton, Columbia, Cumberland and 17 more | 22 hr |
| May 3, 10:41 AM EDT | Areal Flood Advisory | CTP | Elk, McKean, Warren | 3 hr |
| May 3, 4:42 PM EDT | Flash Flood Warning | CTP | Bedford, Blair, Fulton, Huntingdon, Mifflin | 3 hr |
| May 3, 5:56 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Franklin, Juniata, Mifflin, Perry, Snyder | 34 min |
| May 3, 6:29 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Cumberland, Dauphin, Juniata, Lycoming, Montour and 4 more | 31 min |
| May 3, 6:57 PM EDT | Special Weather Statement | CTP | Columbia, Montour, Northumberland | 33 min |
| May 3, 7:32 PM EDT | Special Weather Statement | CTP | Columbia, Schuylkill | 28 min |
| May 3, 7:45 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Northumberland, Schuylkill | 60 min |
Nearby
Flash Flood Warnings in Pennsylvania, 2011Every flash flood warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.