Alert archive / Pennsylvania / Flash Flood Warnings in 1997
Flash Flood Warning 6, NWS State College, PA
NWS State College, PA issued this flash flood warning at May 25, 1997, 2:28 PM EDT for 4 counties in Pennsylvania. It was in force for 7 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
- May 25, 1997, 2:28 PM EDT (18:28 UTC)
- Expired
- May 25, 1997, 9:30 PM EDT
- In force
- 7 hr
- Issued by
- NWS State College, PA
- Area
- Whole counties
Counties Bedford County, PA, Blair County, PA, Cambria County, PA, Somerset County, PA
The radar
The State College radar (KCCX), 93 km from the middle of the area, began a volume at 18:27 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.
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 6.5 hours before the alert went out and 125 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
- 114 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 502 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 112 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 251831 FFWCTP PAC009-013-021-111-260130- BULLETIN - EAS ACTIVATION REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE STATE COLLEGE PA 228 PM EDT SUN MAY 25 1997 THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A FLOOD WARNING EFFECTIVE UNTIL 930 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS...S... IN PENNSYLVANIA ...NORTHERN BEDFORD COUNTY...SOUTHERN BLAIR COUNTY ...CAMBRIA COUNTY...SOMERSET COUNTY RAINFALL IN MANY AREAS HAS EXCEEDED 2 INCHES. POOR DRAINAGE AND BASEMENT FLOODING IS LIKELY. IN ADDITION...AREA SMALL STREAMS ARE NEAR BANKFULL IN SOME SPOTS. ADDITIONAL SPOTTY HEAVY SHOWERS WILL CONTINUE INTO MID EVENING ...THUS SMALL STREAM FLOODING IS LIKELY TO RESULT AS WELL. 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. 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 May 25, 12:10 PM EDT, 2 hours 18 minutes earlier.
Area forecast discussion, May 25, 12:10 PM EDT, 2 hours 18 minutes before
CENTRAL PENNSYLVANIA FORECAST DISCUSSION NATIONAL WEATHER SERVICE STATE COLLEGE PA 1205 PM EDT SUN MAY 25 1997 WARM FRONT SLOW TO MOVE N...CLDS ARE THINNING NOW AND THEN OUTSIDE...AND HEAVIER PCPN OVER AREA MORE SPOTTY NOW...AS BEST INFLOW SLOWLY SHIFTS E. OUR CWA IN FAIRLY GOOD SHAPE. ONLY TOUCHY AREA IS HIGHLANDS...WHICH HAVE HAD SEVERAL IFLOWS REPORTS OVER 2 INCHES NOW. WILL CONTINUE TO MONITOR SAT/RADAR/IFLOWS ETC. EXPECT BY LATER THIS E7VENING THAT MOST OF THE SHOWERS WILL BE E AND S OF AREA. SOME MAY LINGER ALONG MD/PA BORDER OVERNIGHT. MAY NOT CLEAR REAL GOOD S PA ON MONDAY...BUT THINK IT WILL BE DRY...SO AT LEAST ONE CAN BE OUTSIDE. COOLER TEMPS TO FOLLOW. MARTIN
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; radar from the NEXRAD Level II archive.