Alert archive / Indiana / Flash Flood Warnings in 1998

Flash Flood Warning 33, NWS Indianapolis, IN

July 22, 1998Carroll County, Howard County, Indiana

NWS Indianapolis, IN issued this flash flood warning at Jul 22, 1998, 5:07 AM EST for Carroll County, Howard 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
Jul 22, 1998, 5:07 AM EST (10:07 UTC)
Expired
Jul 22, 1998, 8:10 AM EST
In force
3 hr
Issued by
NWS Indianapolis, IN
Area
Whole counties

Counties Carroll County, IN, Howard County, IN

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 10.1 hours before the alert went out and 196 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-pSkew-T log-p diagram, Lincoln, IL at 00:00Z on 1998-07-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3455 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 1998-07-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
3455 J/kg
Mixed-layer CIN
-58 J/kg
Mixed-layer LCL
1569 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
59 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KIND 221007
FFWIND
INC015-067-221310-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
507 AM EST WED JUL 22 1998

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CARROLL COUNTY IN NORTH CENTRAL INDIANA
  HOWARD COUNTY IN CENTRAL INDIANA

* UNTIL 810 AM EST

* AT 500 AM EST... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM WITH VERY HEAVY RAIN FROM MONTICELLO TO KOKOMO...
  MOVING SLOWLY SOUTHEAST .

* NWS DOPPLER RADAR INDICATED 2 TO 4 INCH RAINS HAD FALLEN ACROSS THE
  NORTH HALF OF THESE COUNTIES. ADDITIONAL HEAVY RAIN IS LIKELY
  THROUGH AT LEAST 7 AM EST.

DON'T DRIVE ACROSS FLOODED ROADS! MOST FLASH FLOOD DEATHS OCCUR IN
AUTOMOBILES.

DRT

The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 22, 4:10 PM ESTSevere Thunderstorm WarningINDParke, Putnam35 min

Nearby

Flash Flood Warnings in Indiana, 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.