Alert archive / Indiana / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 57, NWS Indianapolis, IN

June 6, 19904 counties in Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 6, 1990, 1:31 PM EST for 4 counties in Indiana. It was in force for 44 min.

The area

The counties it named.

The facts

Issued: Jun 6, 1990, 1:31 PM EST (18:31 UTC)
Expired: Jun 6, 1990, 2:15 PM EST
In force: 44 min
Issued by: NWS Indianapolis, IN
Area: Whole counties

Counties Daviess County, IN, Gibson County, IN, Knox County, IN, Pike 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, 6.5 hours before the alert went out and 202 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: 154 J/kg
Mixed-layer CIN: -506 J/kg
Mixed-layer LCL: 1005 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 81 m²/s²
0-3 km storm-relative helicity: 60 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 KEVV 061831
SVREVV
INC027-051-083-125-061915-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EVANSVILLE IN
131 PM CDT (131 PM EST) WED JUN 6 1990
 
THE NATIONAL WEATHER SERVICE IN EVANSVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  215 PM CDT (215 PM EST)
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN SOUTHWEST INDIANA
          ...DAVIESS...GIBSON...KNOX...PIKE
 
AT 125 PM CDT...THE GIBSON COUNTY SHERIFF DEPARTMENT REPORTED TREES
UPROOTED IN THE CITY OF PRINCETON. THIS THUNDERSTORM WILL MOVE EAST AT
35 MILES AN HOUR AND AFFECT THE TOWNS OF VINCENNES...WASHINGTON...AND
PETERSBURG
 
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 58
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS TiHE ROAD.
 
SUMMY

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 6, 1:35 PM EST	Severe Thunderstorm Warning	IND	Posey, Vanderburgh	55 min
Jun 6, 1:55 PM EST	Tornado Warning	IND	Vanderburgh, Warrick	35 min
Jun 6, 2:29 PM EST	Tornado Warning	IND	Perry, Spencer	46 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1990 Every severe thunderstorm 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.