Alert archive / Pennsylvania / Flash Flood Warnings in 2016
Flash Flood Warning 6, NWS State College, PA
NWS State College, PA issued this flash flood warning at Jul 28, 2016, 3:57 PM EDT for Lancaster County, York County, Pennsylvania. It was in force for 2 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
- Jul 28, 2016, 3:57 PM EDT (19:57 UTC)
- Expired
- Jul 28, 2016, 6:00 PM EDT
- In force
- 2 hr
- Issued by
- NWS State College, PA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Lancaster County, PA, York County, PA
The radar
The Sterling radar (KLWX), 138 km from the middle of the area, began a volume at 19:59 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 |
|---|---|---|---|
| Jul 28, 3:59 PM EDT | FLASH FLOOD | 2 W Emigsville, PA | CAR TRAPPED IN WATER IN MANCHESTER TWP |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 8.0 hours before the alert went out and 137 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
- 552 J/kg
- Mixed-layer CIN
- -98 J/kg
- Mixed-layer LCL
- 1083 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- 87 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
The text
As transmitted.
580
WGUS51 KCTP 281957
FFWCTP
PAC071-133-282200-
/O.NEW.KCTP.FF.W.0006.160728T1957Z-160728T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE STATE COLLEGE PA
357 PM EDT THU JUL 28 2016
THE NATIONAL WEATHER SERVICE IN STATE COLLEGE PA HAS ISSUED A
* FLASH FLOOD WARNING FOR...
CENTRAL YORK COUNTY IN SOUTH CENTRAL PENNSYLVANIA...
WEST CENTRAL LANCASTER COUNTY IN SOUTH CENTRAL PENNSYLVANIA...
* UNTIL 600 PM EDT.
* AT 355 PM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. OVER THREE INCHES OF RAIN HAVE
ALREADY FALLEN NEAR COUSLER PARK IN YORK COUNTY. FLASH FLOODING IS
EXPECTED TO BEGIN SHORTLY.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
WEIGELSTOWN...YORK...COLUMBIA...MOUNT JOY...MAYTOWN...YORKLYN...
EAST YORK...DOVER...SHILOH...HALLAM...MOUNT WOLF...BAINBRIDGE...
STONYBROOK-WILSHIRE...YORKANA...EMIGSVILLE...WRIGHTSVILLE...
NORTH YORK...MARIETTA...MANCHESTER AND WEST YORK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
&&
LAT...LON 3998 7690 4014 7679 4013 7674 4012 7672
4013 7672 4009 7648 3995 7652
$$
CR1 follow-up statement
706
WGUS71 KCTP 282151
FFSCTP
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
551 PM EDT THU JUL 28 2016
PAC071-133-282201-
/O.EXP.KCTP.FF.W.0006.000000T0000Z-160728T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
YORK PA-LANCASTER PA-
551 PM EDT THU JUL 28 2016
...THE FLASH FLOOD WARNING FOR CENTRAL YORK AND WEST CENTRAL
LANCASTER COUNTIES WILL EXPIRE AT 600 PM EDT...
THE HEAVY RAIN HAS ENDED. FLOODING IS NO LONGER EXPECTED TO POSE A
THREAT. PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES.
LAT...LON 3998 7690 4014 7679 4013 7674 4012 7672
4013 7672 4009 7648 3995 7652
$$
JUNGThe office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 28, 1:27 PM EDT | Flood Watch | CTP | Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 2 more | 8 hr |
| Jul 28, 2:04 PM EDT | Special Weather Statement | CTP | Lancaster | 56 min |
| Jul 28, 3:00 PM EDT | Special Weather Statement | CTP | York | 30 min |
| Jul 28, 3:21 PM EDT | Areal Flood Advisory | CTP | Lancaster, York | 114 min |
| Jul 28, 4:49 PM EDT | Areal Flood Advisory | CTP | Schuylkill | 3 hr |
Nearby
Flash Flood Warnings in Pennsylvania, 2016Every flash flood warning in 2016
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.