Alert archive / Ohio / Flash Flood Warnings in 1997

Flash Flood Warning 98, NWS Wilmington, OH

July 8, 1997Putnam County, Ohio

NWS Wilmington, OH issued this flash flood warning at Jul 8, 1997, 10:46 PM EDT for Putnam County, Ohio. It was in force for 119 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: Jul 8, 1997, 10:46 PM EDT (02:46 UTC)
Expired: Jul 9, 1997, 12:45 AM EDT
In force: 119 min
Issued by: NWS Wilmington, OH
Area: Whole counties

County Putnam County, OH

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 2.8 hours before the alert went out and 179 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 702 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 1294 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 39 m²/s²
0-3 km storm-relative helicity: 92 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KILN 090246
FFWILN
OHC137-090445-

BULLETIN
FLOOD WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
1046 PM EDT TUE JUL 8 1997

THE NATIONAL WEATHER SERVICE IN WILMINGTON OH HAS ISSUED A
FLOOD WARNING FOR SMALL STREAMS EFFECTIVE UNTIL 1245 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTHWESTERN OHIO

   ...PUTNAM COUNTY
 
STRONG THUNDERSTORMS CONTINUE TO MOVE ACROSS THE AREA.  RAINFALL
RATES OF 1 TO 2 INCHES PER HOUR WERE OCCURRING WHICH WILL LIKELY
LEAD TlO STREET FLOODING AND SMALL STREAMS RISING OVER THEIR BANKS.

KEEP ALERT TO SIGNS OF FLOODING IF YOU LIVE NEAR OR ARE TRAVELLING
NEAR STREAMS AND CREEKS.  NEVER DRIVE ACROSS WATER OF UNKNOWN DEPTH.
 

SANDLER

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 Jul 8, 9:37 PM EDT, 1 hour 9 minutes earlier.

Area forecast discussion, Jul 8, 9:37 PM EDT, 1 hour 9 minutes before

FORECAST COORDINATION MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
935 PM EDT TUE JUL 8 1997

00Z SFC ANLYS SHWG LOW PRES OVR SE MI WITH CDFNT TRAILING BACK ACRS
NRN IND. BEST UPR LVL DYNAMICS ACRS NRN FA THIS EVNG IN RRQ OF 2H JET
WITH ADAP CHARTS AND RUM DATA INDCTDG BEST CONV ACRS NRN IND. SFC DWPTS
FAIRLY HIGH ACRS AREA WITH READINGS IN THE MID TO UPR 60S AND ILN 00Z
RAOB MARGINALLY TO MODERATELY UNSTBL WITH LI OF -4 AND CAPE OF ARND
1300. LLVL CONV PROGD TO WKN THRU TNGT AS FNT DRPS S ACRS FA. IN
ADDITION...BEST UPR LVL DIVG SHUD SHIFT E OF FA WITH UPR LVL JET.
THUS WUD XPCT TSTMS TO WKN AS THEY DROP SE THRU THIS EVNG AND DURG OVRNGT
HRS. BEST CHC FOR SVR WL LIKELY BE ACRS LIMA AREA IN AREA CLOSEST TO
CRNT ACTVTY. LIKELY POPS STILL LUK GOOD FOR NRN HALF OF FA TNGT WITH
CHC POPS ACRS SRN HALF FA BUT TSTMS WL BE SLOW TO MOV S. CRNT TIMING
WUD NOT BRING PCPN INTO DAY AND CMH AREAS TIL 2 OR 3 AM AND INTO CINCI
AREA LATE TNGT...SOMETIME AFTER 4 AM. DWPTS SHUD RMN UP FOR MOST OF
NGT SO CRNT LOW TMP FCST OF MID TO UPR 60S RSNBL ACRS FA.

LOTT

In the hours before

Special weather statement, Jul 8, 9:20 PM EDT, 1 hour 26 minutes before

OHZ015-016-024>026-034-035-042>046-051>056-060>062-INZ050-058>
059-090700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
920 PM EDT TUE JUL 8 1997

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 3 AM EDT (2 AM EST)...

...THE TORNADO WATCH THAT WAS IN EFFECT FOR WEST CENTRAL OHIO EXPIRED AT
   9 PM EDT...

A COLD FRONT WILL MOVE SOUTH ACROSS NORTHERN INDIANA AND OHIO OVERNIGHT
TONIGHT. STRONG THUNDERSTORMS THAT DEVELOPED ALONG THE COLD FRONT LATE
TUESDAY AFTERNOON ARE EXPECTED TO PUSH SOUTH INTO WEST CENTRAL OHIO
THROUGH THIS EVENING. THE THUDERSTORMS WILL THEN MOVE INTO EAST CENTRAL
INDIANA...THE MIAMI VALLEY AND CENTRAL OHIO LATER TONIGHT.

WIND GUSTS OVER 60 MPH AND GREATER THAN 3/4 INCH DIAMETER HAIL ARE THE
MAIN THREATS FROM THESE STORMS.

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES.

LOTT

Special weather statement, Jul 8, 9:22 PM EDT, 1 hour 24 minutes before

OHZ015-016-024>026-034-035-042>046-051>056-060>062-INZ050-058>
059-090700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
920 PM EDT TUE JUL 8 1997

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 3 AM EDT (2 AM EST)...

...THE TORNADO WATCH THAT WAS IN EFFECT FOR WEST CENTRAL OHIO EXPIRED AT
   9 PM EDT...

A COLD FRONT WILL MOVE SOUTH ACROSS NORTHERN INDIANA AND OHIO OVERNIGHT
TONIGHT. STRONG THUNDERSTORMS THAT DEVELOPED ALONG THE COLD FRONT LATE
TUESDAY AFTERNOON ARE EXPECTED TO PUSH SOUTH INTO WEST CENTRAL OHIO
THROUGH THIS EVENING. THE THUDERSTORMS WILL THEN MOVE INTO EAST CENTRAL
INDIANA...THE MIAMI VALLEY AND CENTRAL OHIO LATER TONIGHT.

WIND GUSTS OVER 60 MPH bAND GREATER THAN 3/4 INCH DIAMETER HAIL ARE THE
MAIN THREATS FROM THESE STORMS.

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES.

LOTT

Local storm report, Jul 8, 10:17 PM EDT, 29 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
1017 PM EDT TUE JUL 08 1997

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1010 PM    LEIPSIC                   OH   60 MPH TSTM GUST
07/08/97   PUTNAM

Local storm report, Jul 8, 10:19 PM EDT, 27 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
1017 PM EDT TUE JUL 08 1997

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1010 PM    LEIPSIC                   OH   60 MPH TSTM GUST
07/08/97   PUTNAM

The office that day

Everything else NWS Wilmington, OH issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 8, 9:31 PM EDT	Severe Thunderstorm Warning	ILN	Paulding	59 min
Jul 8, 9:57 PM EDT	Severe Thunderstorm Warning	ILN	Putnam	58 min
Jul 8, 11:06 PM EDT	Flash Flood Warning	ILN	Paulding	119 min
Jul 9, 12:02 AM EDT	Severe Thunderstorm Warning	ILN	Putnam	58 min
Jul 9, 12:15 AM EDT	Severe Thunderstorm Warning	ILN	Allen	45 min
Jul 9, 12:40 AM EDT	Severe Thunderstorm Warning	ILN	Hardin	45 min
Jul 9, 1:59 AM EDT	Severe Thunderstorm Warning	ILN	Logan	36 min

Nearby

Flash Flood Warnings in Ohio, 1997 Every 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.