Alert archive / Ohio / Flash Flood Warnings in 1998
Flash Flood Warning 5, NWS Wilmington, OH
NWS Wilmington, OH issued this flash flood warning at Jan 7, 1998, 8:50 PM EST for Pike County, Ohio. It was in force for 100 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
- Jan 7, 1998, 8:50 PM EST (01:50 UTC)
- Expired
- Jan 7, 1998, 10:30 PM EST
- In force
- 100 min
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
County Pike County, OH
The radar
The Cincinnati radar (KILN), 75 km from the middle of the area, began a volume at 01:51 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
Cncnati-Daytn, OH (KILN), launched 00:00Z, 1.8 hours before the alert went out and 74 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
- 35 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 526 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 142 m²/s²
- 0-3 km storm-relative helicity
- 126 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 KCVG 080152 FFWILN OHC131-080330- BULLETIN FLOOD WARNING NATIONAL WEATHER SERVICE WILMINGTON OH 850 PM EST WED JAN 7 1998 THE NATIONAL WEATHER SERVICE IN WILMINGTON OH HAS ISSUED A FLOOD WARNING FOR SMALL STREAMS EFFECTIVE UNTIL 1030 PM EST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL OHIO ...PIKE COUNTY AS OF 830 PM...CLOSE TO TWO INCHES OF RAIN HAD FALLEN ACROSS PARTS OF PIKE COUNTY. LOCAL LAW ENFORCEMENT OFFICIALS CONTINUE TO REPORT STREAMS AND CREEKS NEAR BANKFULL AND SOME ROADWAYS COVERED WITH WATER IN LOW LYING AREAS. THE STEADY RAIN IS EXPECTED TO DECREASE IN INTENSITY THROUGH THE REST OF THE EVENING BUT ANY ADDITIONAL RAIN WILL CAUSE FLOODING OF LOW LYING AREAS AND STREAMS. THUS...THE FLOOD WARNING FOR SMALL STREAMS HAS BEEN EXTENDED UNTIL 1030 PM EST. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE 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. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLASH FLOODING. LOTT
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 Wilmington, OH wrote its last area forecast discussion before this flash flood warning went out at Jan 7, 8:25 PM EST, 25 minutes earlier.
Area forecast discussion, Jan 7, 8:25 PM EST, 25 minutes before
FORECAST COORDINATION MESSAGE NATIONAL WEATHER SERVICE WILMINGTON OH 825 PM EST WED JAN 7 1998 AREA RADARS SHWG PCPN STARTING TO TAPER OFF SOME ACRS WRN PORTIONS FA AS MINOR DRY SLOT TRIES TO WORK IN FM THE SW. STILL SCT SHWRS ACRS WRN FA THO AND PCPN APPEARS TO BE REDVLPG BACK TO THE SW. MDT TO OCNLY HVY RA CONTG ACRS ERN FA WITH IR SAT PIX INDICTG COOLING CLOUD TOPS PAST CPL HRS. NOT A WHOLE LOT OF FLOODING PBLMS SO FAR WITH MAINLY JUST SOME LOW- LYING AND MINOR STREET FLOODING. HOWEVER...WITH ANOTHER CPL OF HRS OF GOOD RAIN...WL HAV TO WATCH FOR ADDITIONAL FLOODING PROBLEMS ACRS ERN FA. WITH MID LVLS DRYING OUT SOME...SHUD SEE THREAT FOR WDSPRD HVY RAIN END THRU THIS EVNG BUT WITH PDS OF RAIN XPCTD TO CONT WL NOT TAKE MUCH FOR ADDITIONAL FLOODING. FLOOD WATCH MARGINAL ACRS WRN PORTIONS OF FA...ESPCLY LIMA AREA...BUT FOR NOW PRBLY BEST TO LEAVE UP. TMPS RANGING FM NEAR 40 LIMA AREA TO NEAR 60 PMH. SFC BNDRY CRNTLY XTNDG FM LOW OVR N CNTRL TN TO JUST S OF CVG AND THEN UP TO ARND CMH. BNDRY HAS BEEN SAGGING SLOWLY S WITH WNDS PICKING UP BEHIND IT. WITH BNDRY SAGGING S...TMPS LIKELY TO DRP OFF SOME MORE AND LOWS IN MID 40S MAY WORK BETTER FOR CVG/CMH AREA AND LOW 40S DAY. LOTT
The office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 7, 8:20 PM EST | Flash Flood Warning | ILN | Hocking | 2 hr |
| Jan 7, 10:35 PM EST | Flash Flood Warning | ILN | Hocking | 115 min |
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.