Alert archive / Indiana / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 107, NWS Indianapolis, IN

August 19, 1990Delaware County, Henry County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Aug 19, 1990, 8:02 PM EST for Delaware County, Henry County, Indiana. It was in force for 28 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Aug 19, 1990, 8:02 PM EST (01:02 UTC)
Expired: Aug 19, 1990, 8:30 PM EST
In force: 28 min
Issued by: NWS Indianapolis, IN
Area: Whole counties

Counties Delaware County, IN, Henry County, IN

The radar

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

What was reported inside it

Time	Report	Where	Remark
Aug 19, 8:11 PM EST	Thunderstorm Wind 0	Henry, IN

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 00:00Z, 1.0 hours before the alert went out and 104 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: 1625 J/kg
Mixed-layer CIN: -39 J/kg
Mixed-layer LCL: 974 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 10 m²/s²
0-3 km storm-relative helicity: 65 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 KIND 200106
SVRIND
INC035-065-200130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
802 PM EST SUN AUG 19 1990
 
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  830 PM EST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN EAST CENTRAL INDIANA
          ...SOUTHERN DELAWARE...NORTHERN HENRY
 
NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM JUST
EAST OF ANDERSON...ABOUT 15 MILES SOUTHWEST OF MUNCIE. THE
THUNDERSTORM WAS MOVING EAST SOUTHEAST AT 25 MILES PER HOUR FROM THE
AREAS NEAR DALEVILLE AND MIDDLETOWN TO MOORELAND AND MOUNT SUMMIT.
PEOPLE IN THIS AREA SHOULD TAKE SHELTER IMMEDIATELY.
 
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.
 
MPD

What forecasters said that day

The local office's own words before this severe thunderstorm 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, Aug 19, 3:52 PM EST, 4 hours 10 minutes before

INZ004-007-008-192200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
348 PM EST SUN AUG 19 1990

AT 340 PM EST...VERY INTENSE THUNDERSTORMS WERE RAPIDLY DEVELOPING OVER
PARTS OF NORTHWEST INDIANA AND NEAR THE INDIANA...ILLINOIS STATE
LINE OVER EXTREME EAST CENTRAL ILLINOIS.

THE STRONGEST THUNDERSTORMS WERE LOCATED OVER CENTRAL NEWTON COUNTY
ABOUT 15 MILES NORTHWEST OF RENNSELAER AND 10 MILES NORTHWEST OF
TERRE HAUTE. THE THUNDERSTORM OVER NEWTON COUNTY WAS MOVING EAST AT
15 MILES AN HOUR AND SHOULD REACH WHEATFIELD INDIANA BETWEEN 400 AND
415 PM EST. THE INTENSE THUNDERSTORM 10 MILES NORTHWEST OF TERRE HAUTE
SHOWED LITTLE MOVEMENT BUT HAS INTENSIFIED AND WILL BE MONITORED
CLOSELY.

GUSTY SURFACE WINDS...SOME HAIL...DANGEROUS LIGHTNING AND BLINDING
RAIN WILL ACCOMPANY THESE STORMS. MOTORISTS DRIVING THROUGH BLINDING
RAIN SHOULD SLOW DOWN AND ANTICPATE PONDING OF WATER ON ROADWAYS.
PRZYBYLINSKI

Special weather statement, Aug 19, 4:54 PM EST, 3 hours 8 minutes before

INZ004-005-007-008-010-192300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
450 PM EST SUN AUG 19 1990

AT 445 PM EST...VERY STRONG THUNDERSTORMS EXTENDED FROM ABOUT 15
MILES NORTHEAST OF LAFAYATTE TO ABOUT 30 MILE NORTHWEST OF LAFAYATTE.

STATE POLICE REPORTED AT 435 PM EST THAT THE THUNDERSTORMS 30 MILES
NORTHWEST OF LAFAYATTE HAD PRODUCED MARBLE SIZE HAIL AND VERY HEAVY
RAINS.

OTHER VERY STRONG THUNDERSTORMS WERE ALSO OCCURRING OVER EAST CENTRAL
INDIANA FROM JUST EAST OF MUNCIE TO ABOUT RICHMOND AND ALSO NEAR THE
INDIANA ILLINOIS BORDER ABOUT 15 MILES NORTHWEST OF TERRE HAUTE.

THE THUNDERSTORMS WERE MOVING SOUTHEAST AT 20 MPH.

PERSONS IN THE KOKOMO AREA MAY RECEIVE VERY HEAVY RAINS FROM THE
THUNDERSTORMS NORTH OF LAFAYATTE BY 600 PM EST.
HENDRICKSON

Special weather statement, Aug 19, 5:55 PM EST, 2 hours 7 minutes before

INZ004-005-009-010-192345-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
555 PM EST SUN AUG 19 1990

AT 545 PM EST...AN AMATEUR RADIO COORDINATOR IN NORTHERN INDIANA
REPORTED MARBLE SIZED HAIL AND 40 MILE PER HOUR WIND GUSTS NEAR
REYNOLDS...ABOUT FIVE MILES WEST OF MONTICELLO IN NORTHWEST INDIANA.
THE THUNDERSTORMS THAT CAUSED THAT WEATHER WILL BEGIN TO MOVE INTO
THE VICINITY OF PERU IN NORTH CENTRAL INDIANA BY 6 PM.

MORE THUNDERSTORMS WERE ABOUT TO MOVE INTO NORTHWEST INDIANA WEST OF
RENSSELAER. THOSE THUNDERSTORMS...WHICH WILL CROSS INTO INDIANA FROM
ILLINOIS BY 610 PM...COULD ALSO PRODUCE SMALL HAIL AND GUSTY WINDS.

ALL THUNDERSTORMS CONTAIN VERY HEAVY DOWNPO;URS AND DANGEROUS LIGHTNING.
THEY WILL CONTINUE TO MOVE FROM WEST OF RENSSELAER TO NEAR PERU TO
NEAR MUNCIE IN EAST CENTRAL INDIANA FOR THE REMAINDER OF THE DAYLIGHT
HOURS.
.
MPD

Special weather statement, Aug 19, 7:31 PM EST, 31 minutes before

INZ004-005-009-010-192345-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
735 PM EST SUN AUG 19 1990

AT 725 PM EST...THE PUBLIC REPORTED A NUMBER OF VERY LARGE TREE
LIMBS BLOWN DOWN ALONG WITH PEA SIZED HAIL IN ELWOOD INDIANA...WHICH
IS 15 MILES NORTHWEST OF ANDERSON.

THIS STORM IS MOVING SOUITHEAST AND WILL PASS BETWEEN ANDERSON AND
MUNCIE TO NEAR MODOC BY 9 PM EST.  PERSONS SHOULD BE ALERT FOR VERY
HEAVY RAIN...SMALL HAIL AND GUSTY WINDS.

CURRAN

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 19, 8:29 PM EST	Severe Thunderstorm Warning	IND	Henry	31 min
Aug 19, 8:50 PM EST	Flash Flood Warning	IND	Hancock	3 hr
Aug 19, 9:16 PM EST	Severe Thunderstorm Warning	IND	Fayette	44 min
Aug 20, 1:59 PM EST	Severe Thunderstorm Warning	IND	Hancock, Shelby	31 min
Aug 20, 2:26 PM EST	Severe Thunderstorm Warning	IND	Madison, Tipton	34 min
Aug 20, 2:36 PM EST	Severe Thunderstorm Warning	IND	Henry, Rush	39 min
Aug 20, 3:38 PM EST	Flash Flood Warning	IND	Madison	82 min
Aug 20, 3:46 PM EST	Flash Flood Warning	IND	Howard	3 hr
Aug 20, 5:31 PM EST	Tornado Warning	IND	Warrick	29 min
Aug 20, 6:56 PM EST	Severe Thunderstorm Warning	IND	Randolph	64 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.