Alert archive / Indiana / Flash Flood Warnings in 1992
Flash Flood Warning 40, NWS Indianapolis, IN
NWS Indianapolis, IN issued this flash flood warning at Sep 21, 1992, 8:36 AM EST for Cass County, Howard County, Miami County, Indiana. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Sep 21, 1992, 8:36 AM EST (13:36 UTC)
- Expired
- Sep 21, 1992, 12:45 PM EST
- In force
- 4 hr
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
Counties Cass County, IN, Howard County, IN, Miami County, IN
The nearest sounding before it
Dayton/James M C, OH (KDAY), launched 12:00Z, 1.6 hours before the alert went out and 188 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
- 1158 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 595 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 161 m²/s²
- 0-3 km storm-relative helicity
- 158 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 4.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KIND 211340 FFWIND INC017-023-067-015-103-157-211745- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE INDIANAPOLIS IN 836 AM EST MON SEP 21 1992 THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 1245 PM EST FOR PEOPLE IN THE FOLLOWING LOCATION...S... IN CENTRAL INDIANA ...CLINTON COUNTY...HOWARD COUNTY IN NORTH CENTRAL INDIANA ...CARROLL COUNTY...CASS COUNTY...MIAMI COUNTY IN WEST CENTRAL INDIANA ...TIPPECANOE COUNTY RAINFALL OF TWO TO FIVE INCHES FELL OVER PARTS OF CENTRAL INDIANA EARLY THIS MORNING. FLOODING OF SOME FLOOD PRONE AREAS HAS ALREADY OCCURRED. AT 832 AM EST...RADAR SHOWED THUNDERSTORMS WITH HEAVY RAINFALL OVER PART OF WEST CENTRAL AND NORTH CENTRAL INDIANA FROM TERRE HAUTE NORTHEAST TO PERU. THE STORMS WERE MOVING NORTHEAST AND WILL BE MOVING OVER THE WARNING AREA DURING THE MORNING. PEOPLE IN AREAS THAT RECEIVED HEAVY RAINFALL THIS MORNING SHOULD BE ESPECIALLY ALERT FOR ADDITIONAL HEAVY RAINFALL AND FLOODING. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND. DS
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, Sep 21, 6:12 AM EST, 2 hours 24 minutes before
INZ005-009-211200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 610 AM EST MON SEP 21 1992 A LINE OF THUNDERSTORMS THAT MOVED THROUGH HENDRICKS AND BOONE COUNTIES OF CENTRAL INDIANA DUMPED COPIOUS AMOUNTS OF RAIN THIS MORNING. 2.00 TO 2.50 INCHES OF RAIN FELL IN NORTHERN HENDRICKS TO SECTIONS OF BOONE COUNTY. BOONE COUNTY SHERIFF REPORTED A LOT OF PONDING WATER ON STATE ROAD 421 IN BOONE COUNTY. NUMEROUS COUNTY ROADS IN BOONE COUNTY WERE FLOODING AS WATER FROM DITCHES AND OPEN FIELDS BEGAN TO FLOOD UNTO THE COUNTY ROADS. A SMALL CREEK THAT RUNS THROUGH JAMESTOWN...WHICH IS ON THE BORDER OF HENDRICKS AND BOONE COUNTY IN CENTRAL INDIANA...WAS BEGINNING TO FLOOD AND CAUSED MINOR FLOODING OF STREETS IN JAMESTOWN. DO NOT DRIVE THROUGH FLOODED ROADWAYS OR UNDERPASSES OF BOONE COUNTY THIS MORNING. REPORTS SEVERE FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE. STRONG THUNDERSTORMS HAVE MOVED OUT OF HENDRICKS AND BOONE COUNTIES OF CENTRAL INDIANA THIS MORNING. SCATTERED LIGHT RAINFALL WILL ALSO END BEFORE DAYBREAK KOLDITZ
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 21, 8:36 AM EST | Flash Flood Warning | IND | Carroll, Clinton, Tippecanoe | 4 hr |
| Sep 21, 9:55 AM EST | Flash Flood Warning | IND | Boone, Hendricks | 3 hr |
| Sep 21, 10:24 AM EST | Flash Flood Warning | IND | Hamilton, Madison, Tipton | 3 hr |
Nearby
Flash Flood Warnings in Indiana, 1992Every flash flood warning in 1992
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.