Alert archive / Pennsylvania / Flash Flood Warnings in 2000
Flash Flood Warning 38, NWS State College, PA
NWS State College, PA issued this flash flood warning at Aug 27, 2000, 7:48 PM EDT for Cumberland County, Pennsylvania. It was in force for 117 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 27, 2000, 7:48 PM EDT (23:48 UTC)
- Expired
- Aug 27, 2000, 9:45 PM EDT
- In force
- 117 min
- Issued by
- NWS State College, PA
- Area
- Whole counties
County Cumberland County, PA
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 11.8 hours before the alert went out and 135 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
- 440 J/kg
- Mixed-layer CIN
- -128 J/kg
- Mixed-layer LCL
- 957 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 39 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS51 KCTP 272352 FFWCTP PAC041-280145- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE STATE COLLEGE PA 748 PM EDT SUN AUG 27 2000 THE NATIONAL WEATHER SERVICE IN STATE COLLEGE PA HAS ISSUED A * FLASH FLOOD WARNING FOR... CUMBERLAND COUNTY. * UNTIL 945 PM EDT. * AT 745 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM WITH VERY HEAVY RAINFALL WAS NEARLY STATIONARY OVER PINEY MOUNTAIN IN SOUTHERN CUMBERLAND COUNTY. SLOW MOVING THUNDERSTORMS ARE PRODUCING TORRENTIAL RAINFALL IN THE WARNED AREA. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING...ESPECIALLY ACROSS SOUTHERN CUMBERLAND COUNTY...NEAR THE ADAMS COUNTY LINE. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED. MOVE TO HIGHER GROUND. $$ LAT...LON 4026 7706 4014 7708 4006 7740 4025 7749 MARTIN
What forecasters said that day
The local office's own words before this flash flood warning 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 flash flood warning went out at Aug 27, 3:00 PM EDT, 4 hours 48 minutes earlier.
Area forecast discussion, Aug 27, 3:00 PM EDT, 4 hours 48 minutes before
CENTRAL PENNSYLVANIA FORECAST DISCUSSION NATIONAL WEATHER SERVICE STATE COLLEGE PA 300 PM EDT SUN AUG 27 2000 POTENT SHRTWV/UPR CENTER OVER OH IS MAKING SLOW PROGRESS SEWD THIS AFTN. NARROW BAND OF SHOWERS AND SOME EMBEDDED THUNDERSTORMS MAKING ITS WAY ACROSS WRN PART OF OUR CWA ATTM. THE BAND IS MVNG INTO PLUME OF HIGHER SFC DEWPOINTS OVER SCENTRAL PA...HELPING TSTMS TO CONTINUE FOR THE TIME BEING. MOVEMENT AND COVERAGE OF THE SHWRS/TSTMS INTO THIS EVENING WILL CONTINUE TO BE THE MAIN FCST PROBLEM. THUS WILL DELAY ZONE ISSUANCE UNTIL JUST BEFORE 4PM. GRADUAL CLEARING OF CLOUD COVER FROM NW TO SE EXPECTED TONIGHT WITH WIDESPREAD FOG DEVELOPMENT ALSO EXPECTED WITH THE CLEARING LATE TONIGHT WITH FOG HANGING AROUND THROUGH MON AM. AS UPR LOW PROCEEDS TO VA AND LOW PRESSURE DEVELOPS ALONG THE EASTER SEABOARD...EASTERLY FLOW WILL KEEP SOME CLOUDS OVER ERN CWA MON MORN. EXTENDED... WARMING TREND SHAPIYNG UP IN THE EXTENDED AS UPR RIDGE BUILDS EAST INTO THE MIDATLC. CHNC OF SHWR/TSTM WED INTO EARLY THUR FOR THE WEST AS NEXT SYSTEM APPROACHES FROM THE NW. .CTP...NONE. GARTNER
The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 27, 1:43 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 62 min |
| Aug 27, 2:18 PM EDT | Severe Thunderstorm Warning | CTP | Cambria | 57 min |
| Aug 27, 5:28 PM EDT | Severe Thunderstorm Warning | CTP | Adams | 92 min |
| Aug 27, 6:27 PM EDT | Flash Flood Warning | CTP | Adams | 3 hr |
Nearby
Flash Flood Warnings in Pennsylvania, 2000Every flash flood warning in 2000
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.