Alert archive / Indiana / Flash Flood Warnings in 1990

Flash Flood Warning 23, NWS Indianapolis, IN

May 16, 1990Dubois County, Indiana

NWS Indianapolis, IN issued this flash flood warning at May 16, 1990, 6:05 PM EST for Dubois County, Indiana. It was in force for 115 min.

The area

The counties it named.

The facts

Issued: May 16, 1990, 6:05 PM EST (23:05 UTC)
Expired: May 16, 1990, 8:00 PM EST
In force: 115 min
Issued by: NWS Indianapolis, IN
Area: Whole counties

County Dubois County, IN

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 12:00Z, 11.1 hours before the alert went out and 215 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: NaN m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 291 m²/s²
0-3 km storm-relative helicity: 279 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KEVV 162305
FFWEVV
INC037-170300-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE EVANSVILLE IN
605 PM CDT (605 PM EST) WED MAY 16 1990
 
THE NATIONAL WEATHER SERVICE IN EVANSVILLE HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1000 PM CDT (1000 PM EST)
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN SOUTHWEST INDIANA
          ...DUBOIS
 
THE CIVIL DEFENSE DIRECTOR OF DUBOIS COUNTY REPORTED SEVERAL ROADS IN
THE PATOKA LAKE AREA ARE UNDER WATER AND INACCESSABLE. AT 600 PM CDT
RADAR INDICATED NUMEROUS THUNDERSTORMS SOME POSSIBLY SEVERE ACROSS
SOUTHERN ILLINOIS...SOUTHERN INDIANA THAT WERE MOVING EAST AT 45 MILES
AN HOUR AND WILL MOVE ACROSS DUBOIS COUNTY DURING THE EVENING HOURS. THEWORST FLOODING APPEARS TO BE IN THE NORTHEAST PART OF THE COUNTY...45 MINORTHEAST OF EVANSVILE NEAR CUZCO INDIANA.
 
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY.  MOVE UP TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
 
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YJOUR CAR TO
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY.  MOVE TO HIGHER GROUND.
SPODEN

The office that day

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

Issued	Product	Office	Counties	Lasted
May 15, 8:26 PM EST	Flash Flood Warning	IND	Hendricks	3 hr
May 15, 8:46 PM EST	Flash Flood Warning	IND	Hancock, Marion	3 hr
May 15, 8:46 PM EST	Flash Flood Warning	IND	Putnam	3 hr
May 15, 9:45 PM EST	Severe Thunderstorm Warning	IND	Pike	30 min
May 15, 10:47 PM EST	Severe Thunderstorm Warning	IND	Delaware	43 min
May 16, 3:21 AM EST	Severe Thunderstorm Warning	IND	Vigo	39 min
May 16, 4:12 AM EST	Severe Thunderstorm Warning	IND	Greene, Owen	33 min
May 16, 5:29 AM EST	Flash Flood Warning	IND	Marion	71 min
May 16, 12:26 PM EST	Flash Flood Warning	IND	Gibson, Vanderburgh, Warrick	2 hr
May 16, 12:26 PM EST	Flash Flood Warning	IND	Posey	2 hr
May 16, 1:50 PM EST	Flash Flood Warning	IND	Dubois	4 hr
May 16, 2:47 PM EST	Flash Flood Warning	IND	Posey, Vanderburgh	4 hr

Nearby

Flash Flood Warnings in Indiana, 1990 Every flash flood warning in 1990

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.