Alert archive / Pennsylvania / Flash Flood Warnings in 1996
Flash Flood Warning 163, NWS State College, PA
NWS State College, PA issued this flash flood warning at Sep 7, 1996, 3:45 AM EDT for Cumberland County, Pennsylvania. It was in force for 4 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
- Sep 7, 1996, 3:45 AM EDT (07:45 UTC)
- Expired
- Sep 7, 1996, 8:00 AM EDT
- In force
- 4 hr
- Issued by
- NWS State College, PA
- Area
- Whole counties
County Cumberland County, PA
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 00:00Z, 7.8 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
- 2 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 1036 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 156 m²/s²
- 0-3 km storm-relative helicity
- 144 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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 Sep 7, 2:48 AM EDT, 57 minutes earlier.
Area forecast discussion, Sep 7, 2:48 AM EDT, 57 minutes before
CENTRAL PENNSYLVANIA FORECAST DISCUSSION NATIONAL WEATHER SERVICE STATE COLLEGE PA 230 AM EDT SAT SEP 7 1996 AT 06Z THE SFC LOW (REMNANT OF FRAN) WAS JUST S OF PITTSBURGH ...WITH SEVERAL TROUGHS EXTENDING OUT OF THE LOW CENTER...ONE SIGNIFICANT TROUGH EXTENDED NWED ACROSS CNTRL PA...THE HEAVIEST RAIN BANDS ON THE KCCX RADAR ARE N AND E OF THIS BROAD TROF. BASED ON OUR HOURLY ANALYSIS THE LOW SHOULD BE CLOSE TO ERIE AT 8 AM. THIS SHOULD CUT OFF THE HEAVY RAIN ACROSS SRN AND SERN SECTIONS OF THE STATE. GOES-8 WV LOOP SHOWS STRONG DRY SLOT MVG INTO PA FROM THE SOUTH...THIS SHOULD SIGNIFICANTLY DIMINISH THE RAINFALL OVER THE REGION THIS MORNING. GOES-8 IR LOOP SHOWS A BROAD AREA OF LOW CLOUDS OVER VA AND MD IMPLYING PA WILL REMAIN CLOUDY. THE MODELS APPEAR TO BE SLOW AND TOO FAR EAST WITH THE SFC LOW COMPARED TO OUR ANALYSES. PUTTING THE LOW IN NWRN MOST PA BY 8 AM SUGGESTS THAT THE BEST POPS AFT 8 AM WILL BE OVER THE NRN TIER COUNTIES AND NWD INTO NY. ELSEWHERE LL S/SERLY FLOW REMAINS IN PLACE MOST OF THE DAY SAT...IMPLYING SCT -SHRA ACTIVITY AND LOW CLOUDS. SOUTHWESTERLY WINDS ARE FCST TO MOVE INTO SRN MTS LATE IN AFTN...SKIES MAY GO BKN LATE IN DAY. THE WEAK S/W OVER THE SERN US WILL BRING SOME MORE MID LEVEL MOISTURE AND A POTENTIAL SRC OF LIFT FOR SCT AFTN SHWRS INTO ERN SECTIONS SAT AFTN. CLOUDS WILL SLOWLY BREAK UP OVERNIGHT SAT INTO SUNDAY FROM W TO E. HOWEVER...WE WILL REMAIN IN THE SEMI-TROPICAL AIRMASS SUNDAY. THE WESTERLY WINDS AND LACK OF ANY SIGNIFICANT BOUNDARIES SHOULD KEEP THE CHC OF SHOWERS LOW...IF ANY SHWR ACTIVITY IS MENTIONED IT WOULD BE IN THE AFTN. A COLD FRONT SHOULD SWEEP THROUGH THE REGION ON MONDAY. GRUMM
In the hours before
Special weather statement, Sep 7, 12:45 AM EDT, 3 hours before
PAZ049-050-056-063-071000- SPECIAL WEATHER STATEMENT- HIGH WIND WARNING CANCELLATION NATIONAL WEATHER SERVICE STATE COLLEGE PA 1240 AM EDT SAT SEP 7 1996 ...HIGH WIND WARNING HAS BEEN CANCELLED... THE HIGH WIND WARNING HAS BEEN CANCELLED FOR UNION... SNYDER ... CUMBERLAND AND PERRY COUNTIES. THE THREAT OF HIGH WINDS IN THESE COUNTIES IS OVER. WINDS WILL AVERAGE AROUND 15 TO 20 MPH WITH HIGHER GUSTS THROUGH THE OVERNIGHT HOURS IN THESE COUNTIES. NICOSIA
The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 6, 8:45 PM EDT | Flash Flood Warning | CTP | Cambria, Clearfield | 4 hr |
| Sep 6, 8:45 PM EDT | Flash Flood Warning | CTP | Centre | 4 hr |
| Sep 6, 9:36 PM EDT | Flash Flood Warning | CTP | Cumberland, Dauphin, Juniata, Perry, Snyder | 6 hr |
| Sep 6, 9:36 PM EDT | Flash Flood Warning | CTP | Adams, York | 6 hr |
| Sep 6, 9:36 PM EDT | Flash Flood Warning | CTP | Huntingdon, Mifflin | 6 hr |
| Sep 6, 10:02 PM EDT | Flash Flood Warning | CTP | Bedford, Franklin, Fulton | 4 hr |
| Sep 6, 10:02 PM EDT | Flash Flood Warning | CTP | Somerset | 4 hr |
| Sep 6, 10:02 PM EDT | Flash Flood Warning | CTP | Blair | 4 hr |
| Sep 6, 11:31 PM EDT | Flash Flood Warning | CTP | Clinton, Union | 4 hr |
| Sep 7, 12:31 AM EDT | Flash Flood Warning | CTP | Centre | 5 hr |
| Sep 7, 1:45 AM EDT | Flash Flood Warning | CTP | Bedford, Blair, Franklin, Fulton, Huntingdon | 6 hr |
| Sep 7, 1:45 AM EDT | Flash Flood Warning | CTP | Somerset | 6 hr |
| Sep 7, 3:45 AM EDT | Flash Flood Warning | CTP | Juniata, Mifflin, Perry | 4 hr |
Nearby
Flash Flood Warnings in Pennsylvania, 1996Every flash flood warning in 1996
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.