Alert archive / Indiana / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 1, NWS Northern Indiana

April 14, 1987Wabash County, Indiana

NWS Northern Indiana issued this severe thunderstorm warning at Apr 14, 1987, 3:31 PM EST for Wabash County, Indiana. It was in force for 29 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
Apr 14, 1987, 3:31 PM EST (20:31 UTC)
Expired
Apr 14, 1987, 4:00 PM EST
In force
29 min
Issued by
NWS Northern Indiana
Area
Whole counties

County Wabash 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
Apr 14, 3:45 PM ESTHail 0.75Wabash, 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 12:00Z, 8.5 hours before the alert went out and 171 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 12:00Z on 1987-04-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 1987-04-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 215 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
909 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
215 m²/s²
0-3 km storm-relative helicity
156 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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.

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, Apr 14, 2:51 PM EST, 40 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WAYNE IN
250 PM EST TUE APR 14 1987

...THUNDERSTORMS MOVING TOWARD NORTHEAST INDIANA...

AT 245 PM EST THUNDERSTORMS WITH HEAVY RAIN WERE LOCATED FROM 30 MILES
SOUTHWEST OF MARION IN GRANT COUNTY OF NORTHEAST INDIANA TO 10 MILES
NORTHWEST OF KOKOMO IN HOWARD COUNTY OF NORTH CENTRAL INDIANA. THESE
THUNDERSTORMS WERE MOVING NORTH NORTHEAST AT 30 MPH. BY 345PM EST THESE
THUNDERSTORMS WILL BE LOCATED FROM MARION TO 45 MILES WEST OF FORT WAYNE
OR NEAR AKRON IN FULTON COUNTY INDIANA.

THESE THUNDERSTORMS WILL PRODUCE HEAVY RAIN, SMALL HAIL AND STRONG GUSTY
WINDS AS THEY MOVE INTO NORTHEAST INDIANA.
HAYES
Special weather statement, Apr 14, 3:02 PM EST, 29 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SOUTH BEND IN
300 PM EST TUE APR 14 1987

...THUNDERSTORMS OVER NORTHWEST INDIANA AND SHOWERS IN SOUTHWEST
LOWER MICHIGAN...

AT 3PM EST...SHOWERS AND THUNDERSTORMS WERE OCCURRING OVER NORTHWEST
INDIANA...SOUTHERN LAKE MICHIGAN...NORTHEST ILLINOIS...AND SOUTHWEST
LOWER MICHIGAN.

THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL AND POSSIBLY SOME STRONG
GUSTY WINDS WERE LOCATED FROM GARY INDIANA TO VALPARAISO INDIANA
AND NEAR WINAMAC AND LOGANSPORT INDIANA.

OTHER SHOWERS WERE OVER SOUTHWEST LOWER MICHIGAN FROM STURGIS TO
DECATUR AND IN THE BARRIEN SPRINGS AREA.

THE SHOWERS AND THUNDERSTORMS WERE MOVING NORTH AROUND 40 MPH.
MOWERY

The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 14, 4:00 PM ESTSevere Thunderstorm WarningIWXHuntington, Whitley30 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1987Every severe thunderstorm warning in 1987

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.