Alert archive / Pennsylvania / Flash Flood Warnings in 1997
Flash Flood Warning 55, NWS State College, PA
NWS State College, PA issued this flash flood warning at Nov 8, 1997, 10:50 AM EST for 4 counties in Pennsylvania. It was in force for 3 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
- Nov 8, 1997, 10:50 AM EST (15:50 UTC)
- Expired
- Nov 8, 1997, 2:00 PM EST
- In force
- 3 hr
- Issued by
- NWS State College, PA
- Area
- Whole counties
Counties Bedford County, PA, Blair County, PA, Cambria County, PA, Clearfield County, PA
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 3.8 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 503 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- 131 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCTP 081553 FFWCTP PAC009-013-021-033-057-061-081900- BULLETIN - EAS ACTIVATION REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE STATE COLLEGE PA 1050 AM EST SAT NOV 8 1997 THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS CONTINUED THE FLOOD WARNINGS UNTIL 2 PM EST FOR PEOPLE IN THE FOLLOWING LOCATIONS: IN PENNSYLVANIA ...BEDFORD COUNTY...BLAIR COUNTY...CAMBRIA COUNTY ...SOUTHERN CLEARFIELD COUNTY...FULTON COUNTY...HUNTINGDON COUNTY ALTHOUGH THE HEAVY RAIN HAS ENDED ACROSS THE AREA MANY STREAMS AND CREEKS CONTINUE TO RISE. RUNOFF FROM THE RECENT HEAVY RAINS WILL CONTINUE TO CAUSE STREAMS AND CREEKS TO RISE INTO THE EARLY AFTERNOON AND THIS WILL RESULT IN FLOODING OF LOW LYING AREAS AND AGGREVATE STREET FLOODING IN POOR DRAINAGE AREAS. EMERGENCY MANAGEMENT OFFICIALS ARE STILL REPORTING THAT MANY ROADS ARE CLOSED DUE TO FLOODING. HARDEST HIT AREAS HAVE BEEN HUNTINGDON AND BLAIR COUNTIES. A STORM TOTAL OF 6.8 INCHES WAS REPORTED AT ORBISONIIN HUNTINGDON COUNTY. 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. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. & WINTHER
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 Nov 8, 9:50 AM EST, 1 hour earlier.
Area forecast discussion, Nov 8, 9:50 AM EST, 1 hour before
CENTRAL PENNSYLVANIA FORECAST DISCUSSION NATIONAL WEATHER SERVICE STATE COLLEGE PA 940 AM EST SAT NOV 8 1997 CORD WITH BOTH PHL/PIT. FLOOD WATCH/WARNINGS DISCONTINUED FOR LOWER SUS. FLOOD WATCH CONTINUED FOR SOUTH-CENTRAL MTNS AND LAUREL HIGHLANDS TIL 4 PM THIS AFTN. WARNINGS WILL BE UPDATED FOR THIS AREA AT 11 AM. SPOTTER REPORT OF 6.8 INCHES IN HUNTINGDON COUNTY (ORBISONIA)...THE GREATEST AMOUNT SO FAR. RADAR SHOWS RAIN RAPIDLY DIMINISHING ACROSS FCST/A AS 8H JET COLLAPSES OVER AREA. ACTIVITY EXPECTED TO REGENERATE ALONG THE COAST THIS AFTN. GOT A LOOK AT 12Z GRIDS AND THIS APPEARS TO SUPPORT THIS THINKING. EXPECT LITTLE ADDITIONAL QPF FOR THOSE AREAS IN FLOOD WATCH..BUT WILL DTAKE SEVERAL HOURS FOR WATERS TO RECEDE AS MANY ROADS FLOODED. RIVER FLOODING... MOST POINTS ALONG THE JUNIATA WILL EXCEED FLOOD STAGE THIS AFTN. WINTHER
The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 7, 9:37 PM EST | Flash Flood Warning | CTP | Cameron, Clearfield | 6 hr |
| Nov 7, 9:37 PM EST | Flash Flood Warning | CTP | Bedford, Fulton | 6 hr |
| Nov 7, 9:37 PM EST | Flash Flood Warning | CTP | Franklin | 6 hr |
| Nov 7, 9:37 PM EST | Flash Flood Warning | CTP | Cambria, Somerset | 6 hr |
| Nov 7, 9:37 PM EST | Flash Flood Warning | CTP | Blair, Huntingdon | 6 hr |
| Nov 7, 9:37 PM EST | Flash Flood Warning | CTP | Adams, Cumberland | 6 hr |
| Nov 8, 12:48 AM EST | Flash Flood Warning | CTP | Perry | 3 hr |
| Nov 8, 3:40 AM EST | Flash Flood Warning | CTP | Bedford, Blair, Cambria, Clearfield, Huntingdon | 5 hr |
| Nov 8, 3:40 AM EST | Flash Flood Warning | CTP | Adams, Cumberland, Franklin, Fulton, Perry | 5 hr |
| Nov 8, 3:40 AM EST | Flash Flood Warning | CTP | Somerset | 5 hr |
| Nov 8, 5:22 AM EST | Flash Flood Warning | CTP | Lancaster | 4 hr |
| Nov 8, 8:55 AM EST | Flash Flood Warning | CTP | Franklin, Fulton, Huntingdon | 2 hr |
| Nov 8, 8:55 AM EST | Flash Flood Warning | CTP | Blair, Cambria, Clearfield | 2 hr |
| Nov 8, 8:55 AM EST | Flash Flood Warning | CTP | Bedford, Somerset | 2 hr |
| Nov 8, 10:50 AM EST | Flash Flood Warning | CTP | Fulton, Huntingdon | 3 hr |
Nearby
Flash Flood Warnings in Pennsylvania, 1997Every flash flood warning in 1997
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.