Alert archive / Indiana / Flash Flood Warnings in 1991
Flash Flood Warning 17, NWS Indianapolis, IN
NWS Indianapolis, IN issued this flash flood warning at Jun 22, 1991, 2:31 PM EST for Vigo County, Indiana. It was in force for 119 min.
The area
The counties it named.
The facts
- Issued
- Jun 22, 1991, 2:31 PM EST (19:31 UTC)
- Expired
- Jun 22, 1991, 4:30 PM EST
- In force
- 119 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
County Vigo County, IN
The nearest sounding before it
Dayton/James M C, OH (KDAY), launched 12:00Z, 7.5 hours before the alert went out and 278 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
- 348 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 791 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- -36 m²/s²
- 0-3 km storm-relative helicity
- 4 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KIND 221931 FFWIND INC167-222130- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE INDIANAPOLIS IN 231 PM EST SAT JUN 22 1991 THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 430 PM EST FOR PEOPLE IN THE FOLLOWING LOCATION...... IN WEST CENTRAL INDIANA ...VIGO COUNTY AT 225 PM EST RADAR SHOWED A THUNDERSTORM WHICH WAS PRODUCING VERY HEAVY RAIN OVER TERRE HAUTE. AT 220 PM EST AMATEUR RADIO OPERATOR REPORTED 3.5 INCHES OF RAINFALL IN 1 HOUR IN TERRE HAUTE. THE STORM WHICH WAS CAUSING THE HEAVY RAIN WAS MOVING SLOWLY SOUTHEAST AS 5 MILES AN HOUR. PERSONS IN TERRE HAUTE...AND THE TOWNS OF KELLER AND RILEY SHOULD MOVE TO HIGH GROUND AT THE FIRST SIGNS OF 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. WJG
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, Jun 22, 1:16 PM EST, 1 hour 15 minutes before
INZALL-221915- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 115 PM EST SAT JUN 22 1991 AT 105 PM EST STRONG THUNDERSTORMS WERE DEVELOPING IN CENTRAL INDIANA. SCATTERED SHOWERS AND THUNDERSTORMS EXTENDED FROM TERRE HAUTE INDIANA TO 40 MILES NORTH OF TERRE HAUTE. ANOTHER AREA OF STORMS EXTENDED FROM 20 MILES SOUTHWEST OF KOKOMO TO 5 MILES SOUTHWEST OF MUNCIE. THESE STORMS WERE MOVING SOUTHEAST AT 20 MPH. TOWNS IN THE PATH OF THESE STORMS...INCLUDING TIPTON AND ALEXANDRIA ...CAN EXPECT BRIEF HEAVY RAIN AND GUSTY WINDS. ELSON
Nearby
Flash Flood Warnings in Indiana, 1991Every flash flood warning in 1991
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.