Alert archive / Indiana / Severe Thunderstorm Warnings in 1988

Severe Thunderstorm Warning 73, NWS Indianapolis, IN

September 19, 1988Putnam County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Sep 19, 1988, 7:59 PM EST for Putnam County, Indiana. It was in force for 31 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
Sep 19, 1988, 7:59 PM EST (00:59 UTC)
Expired
Sep 19, 1988, 8:30 PM EST
In force
31 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Putnam 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
Sep 19, 8:05 PM ESTThunderstorm Wind 0Putnam, 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 228 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 1988-09-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 109 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 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 1988-09-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 271 square meters per square second.193958Sfc1 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
109 J/kg
Mixed-layer CIN
-23 J/kg
Mixed-layer LCL
786 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
271 m²/s²
0-3 km storm-relative helicity
370 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.7

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 19, 7:32 PM ESTSevere Thunderstorm WarningINDElkhart, Saint Joseph28 min
Sep 19, 7:39 PM ESTSevere Thunderstorm WarningINDKosciusko36 min
Sep 19, 7:47 PM ESTSevere Thunderstorm WarningINDMarshall28 min
Sep 19, 8:02 PM ESTSevere Thunderstorm WarningINDElkhart28 min
Sep 19, 8:18 PM ESTSevere Thunderstorm WarningINDHendricks, Morgan32 min
Sep 19, 8:23 PM ESTSevere Thunderstorm WarningINDGreene32 min

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.