Alert archive / Indiana / Flash Flood Warnings in 1998

Flash Flood Warning 78, NWS Wilmington, OH

June 15, 1998Wayne County, Indiana

NWS Wilmington, OH issued this flash flood warning at Jun 15, 1998, 3:25 PM EST for Wayne County, Indiana. 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: Jun 15, 1998, 3:25 PM EST (20:25 UTC)
Expired: Jun 15, 1998, 6:20 PM EST
In force: 3 hr
Issued by: NWS Wilmington, OH
Area: Whole counties

County Wayne County, IN

The radar

The Indianapolis radar (KIND), 110 km from the middle of the area, began a volume at 20:28 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 12:00Z, 8.4 hours before the alert went out and 114 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: 672 J/kg
Mixed-layer CIN: -48 J/kg
Mixed-layer LCL: 653 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 88 m²/s²
0-3 km storm-relative helicity: 81 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 1.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KILN 152026
FFWILN
INC177-152320-

BULLETIN
FLOOD WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
425 PM EDT (325 PM EST) MON JUN 15 1998

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* FLOOD WARNING FOR URBAN AREAS AND SMALL STREAMS FOR...
  WAYNE COUNTY IN EAST CENTRAL INDIANA.

* EFFECTIVE UNTIL 620 PM EST (720 PM EDT).

* AT 315 PM EST (415 PM EDT)...WAYNE COUNTY AUTHORITIES THAT
REPORTED SEVERAL ROADS IN THE COUNTY REMAINED CLOSED DUE TO HIGH
WATER.

* BY 315 PM EST (415 PM EDT)...HEAVY DOWNPOURS HAD PUSHED EAST OF
WAYNE COUNTY...AND LIGHT TO MODERATE RAIN LINGERED OVER AREAS ALONG
AND NORTH OF INTERSTATE 70. THIS PERSISTENT RAINFALL WILL PREVENT
WATER FROM RECEDING FROM FLOODED ROADS...AND AREA CREEKS WILL
REMAIN AT OR ABOVE BANKFULL

* ALSO...ADDITIONAL SHOWERS AND THUNDERSTORMS WITH HEAVY DOWNPOURS
WERE DEVELOPING WEST OF WAYNE COUNTY. THESE HEAVY DOWNPOURS WILL
SPREAD INTO WAYNE COUNTY AND WILL PRODUCE ADDITIONAL FLOODING OF
CREEKS...STREAMS AND ROADS.

AS A RESULT...A FLOOD WARNING FOR URBAN AREAS AND SMALL STREAMS
IN WAYNE COUNTY HAS BEEN EXTENDED THROUGH 620 PM EST (720 PM EDT).

DURING HEAVY RAINS...KEEP CHILDREN AWAY FROM STORM DRAINS AND
CREEKS. SHALLOW...GENTLY FLOWING WATER CAN BECOME A RAGING TORRENT
IN A MATTER OF MINUTES.

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 Jun 15, 8:40 AM EST, 6 hours 45 minutes earlier.

Area forecast discussion, Jun 15, 8:40 AM EST, 6 hours 45 minutes before

FORECAST COORDINATION MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
940 AM EDT MON JUN 15 1998

AWIPS ARRIVING...SO PRETTY CHAOTIC HERE THIS AM.

S/W MVNG THRU BASE OF TROF NOW IN ERN IL/WRN IN. 12Z SFC ANLYS SHWG TWO
BNDRYS ACRS CWA...ONE JUST S OF IND TO S OF CMD...OTHER FARTHER N TWD
LIMA AND CAK AREA. S/W ENERGY SEEMS TO BE ENHANCING PCPN ACRS CNTL OH.
DWPTS IN MID 60S ADVECTING INTO MORE SRN BNDRY...BNDRY FCST TO MV
SLOWLY NORTH IN RESPONSE TO SFC LO LIFTING NE. THIS BNDRY SHUD BE THE
FOCUS FOR RW/TRW TDY. 12Z SOUNDING SHOWED KI OF 39 AND PW OF 1.55... SO
VERY JUICY AIR IN PLACE OVR REGION. YSTDY RAINFALL TOTALS...WERE OVER
AN INCH FROM WAYNE TO FRANKLIN CTY IN INDIANA...OVER TO CLINTON AND
FAYETTE COUNTIES IN OHIO. ANOTHER AREA OF OVER AN INCH ACRS OH RVR IN
SRN CWA. FOCUS FOR PCPN SHUD BE FROM EAST CNTL INDIANA OVER TO CMH AREA.
DEFINITELY THINK FFA NEEDED FOR EAST CENTRAL INDIANA AS IS IN FCST NOW.
CNTL OHIO WORKED OVER ALREADY THIS AM...SO MAY NEED FLASH FLOOD WATCH
FOR AN AREA FROM JUST N OF DAY OVER TO CMH ALSO W/ S/W PROGGED TO CROSS
AREA AND MORE ENHANCEMENT IN STORE.

AREA HAS SEEN LAST OF SUNSHINE FOR TDY W/ CLDS TO WEST...SO MOSTLY
CLOUDY. TEMPS LOOK OK BUT CMH CUD REACH MID 70S W/ LTL HELP.

FARINA

In the hours before

Local storm report, Jun 15, 9:58 AM EST, 5 hours 27 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
1058 AM EDT MON JUN 15 1998

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

0227 PM    HAGERSTOWN                IN   FLOODING
06/15/98   WAYNE                          ROADS FLOODED...SR 38
                                          CLOSED

Local storm report, Jun 15, 1:59 PM EST, 1 hour 26 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
1058 AM EDT MON JUN 15 1998

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

0227 PM    HAGERSTOWN                IN   FLOODING
06/15/98   WAYNE                          ROADS FLOODED...SR 38
                                          CLOSED

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 14, 9:13 PM EST	Flash Flood Warning	ILN	Wayne	2 hr
Jun 15, 1:27 PM EST	Flash Flood Warning	ILN	Wayne	118 min

Nearby

Flash Flood Warnings in Indiana, 1998 Every 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.