Alert archive / Ohio / Flash Flood Warnings in 1998
Flash Flood Warning 46, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this flash flood warning at May 2, 1998, 4:57 AM EDT for Guernsey County, Noble County, Ohio. 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
- May 2, 1998, 4:57 AM EDT (08:57 UTC)
- Expired
- May 2, 1998, 9:00 AM EDT
- In force
- 4 hr
- Issued by
- NWS Pittsburgh, PA
- Area
- Whole counties
Counties Guernsey County, OH, Noble County, OH
The radar
The Pittsburgh radar (KPBZ), 127 km from the middle of the area, began a volume at 08:59 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.
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 00:00Z, 9.0 hours before the alert went out and 129 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
- 661 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- 16 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 KPIT 020859 FFWPIT OHC059-121-021300- BULLETIN - EAS ACTIVATION REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE PITTSBURGH PA 457 AM EDT SAT MAY 2 1998 THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A * FLOOD WARNING FOR... GUERNSEY COUNTY IN EAST CENTRAL OHIO NOBLE COUNTY IN EAST CENTRAL OHIO * UNTIL 900 AM EDT * THROUGHOUT EARLY SATURDAY MORNING...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN AREA OF VERY HEAVY RAIN OVER A LARGE PORTION OF GUERNSEY AND NOBLE COUNTIES...MOVING WEST NORTHWEST AT 10 MPH. IN ADDITION COUNTY SHERIFFS OFFICES REPORTED FLOODING IN LOW LYING AREAS AND OVER LOCAL ROADWAYS. * MODERATE TO SOMETIMES HEAVY RAIN HAS FALLEN OVER GUERNSEY COUNTY FOR MOST OF THIS EARLY SATURDAY MORNING. THE MOVEMENT OF THE RAIN IS VERY SLOW AND ADDITIONAL MODERATE TO HEAVY RAINFALL IS EXPECTED. IN THE CITY OF CAMBRIDGE THE SHERIFFS OFFICE REPORTED FLOODING IN LOW AREAS. IN NOBLE COUNTY DUCK CREEK WAS REPORTED OVER ITS BANKS ON STATE ROUTES 821 AND 339 SOUTH OF DEXTER CITY. THE FLOOD WATCH CONTINUE IN EFFECT UNTIL 11AM...MEANING THERE IS THE POTENTIAL FOR ADDITIONAL FLOODING. DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD! END
The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 2, 5:30 AM EDT | Flash Flood Warning | PBZ | Coshocton | 4 hr |
| May 2, 5:30 AM EDT | Flash Flood Warning | PBZ | Monroe | 4 hr |
| May 2, 8:05 AM EDT | Flash Flood Warning | PBZ | Muskingum | 4 hr |
| May 2, 9:03 AM EDT | Flash Flood Warning | PBZ | Monroe, Noble | 3 hr |
| May 2, 9:03 AM EDT | Flash Flood Warning | PBZ | Coshocton, Guernsey | 3 hr |
| May 2, 12:00 PM EDT | Flash Flood Warning | PBZ | Guernsey, Monroe, Muskingum, Noble | 4 hr |
| May 2, 3:45 PM EDT | Flash Flood Warning | PBZ | Coshocton, Guernsey, Muskingum, Noble | 6 hr |
| May 2, 3:45 PM EDT | Flash Flood Warning | PBZ | Tuscarawas | 6 hr |
| May 2, 3:45 PM EDT | Flash Flood Warning | PBZ | Monroe | 6 hr |
Nearby
Flash Flood Warnings in Ohio, 1998Every flash flood warning in 1998
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.