Alert archive / Indiana / Flash Flood Warnings in 1996

Flash Flood Warning 11, NWS Indianapolis, IN

May 24, 1996Montgomery County, Indiana

NWS Indianapolis, IN issued this flash flood warning at May 24, 1996, 4:08 AM EST for Montgomery County, Indiana. 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 24, 1996, 4:08 AM EST (09:08 UTC)
Expired
May 24, 1996, 8:15 AM EST
In force
4 hr
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Montgomery County, IN

The radar

The Indianapolis radar (KIND), 64 km from the middle of the area, began a volume at 09:11 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

Lincoln, IL (KILX), launched 00:00Z, 9.1 hours before the alert went out and 146 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 1996-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 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 1996-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 80 square meters per square second.193958Sfc1 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
2 J/kg
Mixed-layer CIN
-652 J/kg
Mixed-layer LCL
636 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
80 m²/s²
0-3 km storm-relative helicity
284 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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.

In the hours before

Special weather statement, May 24, 1:25 AM EST, 2 hours 43 minutes before
INZ028>030-035>049-240730-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
125 AM EST FRI MAY 24 1996

...STRONG THUNDERSTORMS MOVING OVER CENTRAL AND WEST CENTRAL
INDIANA...

DOPPLER RADAR WAS SHOWING STRONG THUNDERSTORMS OVER NORTHERN
VERMILLION...FOUNTAIN AND MONTGOMERY COUNTIES AT 123 AM. THESE
STORMS WERE MOVING EAST AT 20 MPH AND SHOULD CONTINUE MOVING EAST.
SHOWERS AND THUNDERSTORMS WERE ALSO OCCURRING FROM NEAR MUNCIE TO
FRANKFORT.

THESE STORMS WILL PRODUCE HEAVY RAIN...WIND GUSTS OF 30 MPH AND
DANGEROUS LIGHTNING AS THEY MOVE THROUGH. SMALL HAIL MAY ALSO BE
POSSIBLE.

REMEMBER...LIGHTNING MAY STRIKE SOME MILES AWAY FROM THE PARENT
CLOUD.  PRECAUTIONS SHOULD BE TAKEN EVEN THOUGH THE THUNDERSTORM IS
NOT DIRECTLY OVERHEAD.

LASHLEY
Special weather statement, May 24, 2:19 AM EST, 1 hour 49 minutes before
INZ028>030-035>040-240845-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
219 AM EST FRI MAY 24 1996

...VERY STRONG THUNDERSTORMS CONTINUE TO MOVE EAST ACROSS CENTRAL
INDIANA...

AT 215 AM EST DOPPLER RADAR SHOWED THAT STRONG THUNDERSTORMS EXTENDED
FROM 25 MILES NORTHWEST OF INDIANAPOLIS TO ABOUT 20 MILES WEST OF
CRAWFORDSVILLE.

THE STONGEST THUNDERSTORMS WERE OCCURRING JUST NORTHEAST OF LEBANON
AND ALSO ABOUT 15 MILES WEST NORHTWEST OF CRAWFORDSVILLE.

THE THUNDERSTORMS SHOULD CONTINUE TO MOVE EAST AT AROUND 25 MPH.

THESE STORMS MAY CONTAIN SMALL HAIL...GUSTY WINDS...DEADLY LIGHTNING
AND VERY HEAVY DOWNPOURS OF RAIN.

JEH

The office that day

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

IssuedProductOfficeCountiesLasted
May 24, 1:08 AM ESTFlash Flood WarningINDMontgomery7 hr
May 24, 3:30 AM ESTSevere Thunderstorm WarningINDMontgomery30 min
May 24, 4:53 AM ESTFlash Flood WarningINDBoone4 hr
May 24, 5:58 PM ESTSevere Thunderstorm WarningINDHendricks32 min
May 24, 6:13 PM ESTSevere Thunderstorm WarningINDDaviess, Martin47 min
May 24, 6:24 PM ESTSevere Thunderstorm WarningINDJohnson, Marion, Morgan51 min
May 24, 6:32 PM ESTSevere Thunderstorm WarningINDBrown, Monroe43 min
May 24, 6:43 PM ESTSevere Thunderstorm WarningINDShelby47 min
May 24, 6:51 PM ESTSevere Thunderstorm WarningINDBartholomew39 min

Nearby

Flash Flood Warnings in Indiana, 1996Every flash flood warning in 1996

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.