Alert archive / Indiana / Severe Thunderstorm Warnings in 1988

Severe Thunderstorm Warning 13, NWS Northern Indiana

June 20, 1988Allen County, Indiana

NWS Northern Indiana issued this severe thunderstorm warning at Jun 20, 1988, 9:00 PM EST for Allen County, Indiana. It was in force for 30 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
Jun 20, 1988, 9:00 PM EST (02:00 UTC)
Expired
Jun 20, 1988, 9:30 PM EST
In force
30 min
Issued by
NWS Northern Indiana
Area
Whole counties

County Allen 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

TimeReportWhereRemark
Jun 20, 9:12 PM ESTThunderstorm Wind 61Allen, 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, 2.0 hours before the alert went out and 151 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-pSkew-T log-p diagram, Dayton/James M C, OH at 00:00Z on 1988-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 561 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Dayton/James M C, OH at 00:00Z on 1988-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 115 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
561 J/kg
Mixed-layer CIN
-196 J/kg
Mixed-layer LCL
1453 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
115 m²/s²
0-3 km storm-relative helicity
229 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 KFWA 210200
SVRFWA
INC003-210230-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE FORT WAYNE IN
900 PM EST MON JUN 20 1988

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 930 PM EST FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE NORTHEAST PART OF INDIANA
      SOUTHERN ALLEN

AT 858 PM EST....A SEVERE THUNDERSTORM WAS LOCATED 5 MILES SOUTH
OF FORT WAYNE MOVING SOUTHEAST AT 15 MPH.  ONE AND ONE HALF INCH
HAIL WAS REPORTED WITH THIS THUNDERSTORM.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 58 MPH...
LARGE HAIL...DEADLY LIGHTNING AND VERY HEAVY RAIN. FOR YOUR
PROTECTION MOVE TO AN INTERIOR ROOM OF YOUR HOME OR BUSINESS.

REMEMBER...SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES WITH LITTLE OR NO ADVANCE WARNING. BE ON THE LOOKOUT.
PERSONS NEAR  POE...HOAGLAND AND MONROEVILLE   SHOULD GO TO A
SAFE PLACE IMMEDIATELY.

ZIMMERMAN

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, Jun 20, 5:45 PM EST, 3 hours 15 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SOUTH BEND IN
545 PM EST MON JUN 20 1988

AT 540 PM EST RADAR AT SOUTH BEND SHOWED A LARGE THUNDERSTORM LOCATED
BETWEEN CHESTERTON AND MICHIGAN CITY INDI0ANA MOVING SOUTHEAST AT 20
MILES AN HOUR. THIS THUNDERSTORM MAY CONTAIN HAIL AND GUSTY WIND. IT
ALSO CONTAINS VERY HEAVY RAIN AND LIGHTNING.
THE PATH OF THIS THUNDERSTORM WILL PUT IT CLOSE TO LAPORTE INDIANA AFTER
6PM EST.
JH
Special weather statement, Jun 20, 6:18 PM EST, 2 hours 42 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SOUTH BEND IN
615 PM EST MON JUN 20 1988

AT 610 PM EST RADAR AT SOUTH BEND SHOWED A STRONG THUNDERSTORM LOCATED
25 MILES WEST SOUTHWEST OF SOUTH BEND INDIANA ...ABOUT 8 MILES SOUTHWEST
OF LAPORTE INDIANA. THE THUNDERSTORM CAN CAUSE HAIL...STRONG GUSTY WIND
...HEAVY RAIN AND LIGHTNING.
THE THUNDERSTORM WAS MOVING SOUTHEAST AT 25 MILES AN HOUR AND SHOULD
PASS TO THE SOUTHWEST OF LAPORTE INDIANA.
JHR
Special weather statement, Jun 20, 8:05 PM EST, 55 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WAYNE IN
805 PM EST MON JUN 20 1988

...AN ISOLATED THUNDERSTORM MOVES INTO NORTHEAST INDIANA...

AT 800 PM EST AN ISOLATED THUNDETSTORM WAS LOCATED 20 MILES NORTHWEST OF
FORT WAYNE INDIANA OR 5 MILES NORTH OF COLUMBIA CITY. THIS THUNDERSTORM
CONTAINED BRIEF HEAVY RAIN AS WELL AS DANGEROUS LIGHTNING AND GUSTY
WINDS.

THIS THUNDERSTORM WAS MOVING SOUTH SOUTHEAST AT 15 MPH AND BY 9PM EST
WILL BE LOCATED 10 MILES WEST OF FORT WAYNE.

THIS THUNDERSTORM WAS PART OF A LARGER AREA OF SCATTERED THUNDERSTOMS
THAT EXTENDED NORTHWEST TO THE CHICAGO ILLINOIS AREA.

ZIMMERMAN
Special weather statement, Jun 20, 8:39 PM EST, 21 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WAYNE IN
840 PM EST MON JUN 20 1988

...THUNDERSTORMS DEVELOP IN NORTHEAST INDIANA...

AT 837 PM EST AN STRONG THUNDETSTORMS WERE LOCATED 10 MILES NORTHWEST OF
FORT WAYNE INDIANA AND 25 MILES SOUTHEAST OF FORT WAYNE. THESE
THUNDERSTORMS CONTAINED BRIEF HEAVY RAIN AS WELL AS DANGEROUS LIGHTNING
AND GUSTY WINDS.

THE THUNDERSTORMS WERE MOVING SOUTHEAST AT 15 MPH AND BY 930PM EST
WILL BE LOCATED 5 MILES SOUTHEAST OF FORT WAYNE AND 40 MILES SOUTHEAST
FORT WAYNE.

ZIMMERMAN

Nearby

Severe Thunderstorm Warnings in Indiana, 1988Every severe thunderstorm warning in 1988

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.