Alert archive / Indiana / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 1, NWS Indianapolis, IN

January 7, 1989Miami County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jan 7, 1989, 6:08 PM EST for Miami County, Indiana. It was in force for 37 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
Jan 7, 1989, 6:08 PM EST (23:08 UTC)
Expired
Jan 7, 1989, 6:45 PM EST
In force
37 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Miami 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
Jan 7, 6:15 PM ESTHail 1Miami, 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, 11.1 hours before the alert went out and 184 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 1989-01-07Temperature 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 1989-01-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 156 square meters per square second.1939587897Sfc1 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
562 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
156 m²/s²
0-3 km storm-relative helicity
173 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, Jan 7, 12:23 PM EST, 5 hours 45 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
1220 PM EST SAT JAN 7 1989

THE DENSE FOG ADVISORY FOR NORTHEAST INDIANA HAS EXPIRED.

AREAS OF DENSE FOG HOWEVER CONTINUED OVER PARTS OF NORTHEAST INDIANA AT
NOON.

MOTORISTS ARE STILL URGED TO REDUCE SPEEDS EARLY THIS AFTERNOON IF DENSE
FOG IS ENCOUNTERED.
STEIGERWALDT
Special weather statement, Jan 7, 4:39 PM EST, 1 hour 29 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
435 PM EST SAT JAN 7 1989

...A TORNADO WATCH IS IN EFFECT FOR PARTS OF WESTERN INDIANA UNTIL
   900 PM EST...

AT 430 PM EST...WEATHER SERVICE RADAR SHOWED SEVERAL STRONG THUNDER-
STORMS OVER PARTS OF EXTREME WEST CENTRAL INDIANA AND EAST CENTRAL
ILLINOIS.

THE AREA OF SHOWERS AND THUNDERSTORMS EXTENDED FROM NEAR DANVILLE
ILLINOIS...ABOUT 40 MILES SOUTHWEST OF LAFAYETTE...TO 30 MILES
NORTHWEST OF TERRE HAUTE THEN WEST TO 25 MILES SOUTH OF CHAMPAIGN.

THE STRONGEST THUNDERSTORMS WERE LOCATED 30 MILES NORTHWEST
TERRE HAUTE AND 25 MILES SOUTH OF CHAMPAIGN.

GUSTY SURFACE WINDS...HEAVY RAINFALL AND DANGEROUS LqIGHTNING
WILL ACCOMPANY SOME OF THE STRONGER THUNDERSTORMS.
.
THE THUNDERSTORMS WERE MOVING NORTHEAST AT 35 TO 40 MILES AN HOUR.
PRZYBYLINSKI
Special weather statement, Jan 7, 5:16 PM EST, 52 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
514 PM EST SAT JAN 7 1989

...A TORNADO WATCH IS IN EFFECT FOR PARTS OF WESTERN INDIANA UNTIL
   900 PM EST...

AT 510 PM EST...NUMEROUS THUNDERSTORMS...SOME VERY STRONG...WERE IN A
15 TO 25 MILE WIDE AREA THAT EXTENDED FROM 25 MILES NORTH OF LAFAYETTE
TO 40 MILES NORTH OF TERRE HAUTE.

THE STRONGEST THUNDERSTORMS WERE 40 MILES NORTH OF TERRE HAUTE JUST
TO THE NORTH OF WAYNETOWN AND VEEDERSBURG. THESE STORMS LIKELY CONTAIN
HAIL...GUSTY WINDS...HEAVY DOWNPOURS AND DANGEROUS LIGHTNING.

MOVEMENT WAS NORTHEAST AT 35 TO 40 MILES AN HOUR.

AT 440 PM EST...THE VERMILLION COUNTY SHERIFF REPORTED THAT PEA SIZE
HAIL COVERED THE GROUND AT NEWPORT.
STEIGERWALDT
Special weather statement, Jan 7, 5:42 PM EST, 26 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
543 PM EST SAT JAN 7 1989

...A TORNADO WATCH IS IN EFFECT FOR PARTS OF WESTERN INDIANA UNTIL
   900 PM EST...

AT 540 PM EST...NUMEROUS THUNDERSTORMS WERE OVER NORTH CENTRAL INDIANA.
THE STORMS WERE WITHIN AN AREA FROM 20 MILES WEST AND 25 MILES OF
LAFAYETTE TO 35 MILES NORTH OF LOGANSPORT.

THE LARGEST THUNDERSTORMS WERE FROM LAFAYETTE TO 20 MILES EAST OF
LAFAYETT-E. OTHER STRONG STORMS WERE 10 MILES WEST OF LOGANSPORT.

MOVEMENT WAS NORTHEAST AT 35 TO 40 MILES AN HOUR.

AT 530 PM EST...THE CLINTON COUNTY SHERIFF REPORTED MARBLE SIZE HAIL
6 MILES WEST OF FRANKFORT.
STEIGERWALDT
Special weather statement, Jan 7, 5:45 PM EST, 23 minutes before
SPECIAL WEATHER STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
543 PM EST SAT JAN 7 1989

...A TORNADO WATCH IS IN EFFECT FOR PARTS OF WESTERN INDIANA UNTIL
   900 PM EST...

AT 540 PM EST...NUMEROUS THUNDERSTORMS WERE OVER NORTH CENTRAL INDIANA.
THE STORMS WERE WITHIN AN AREA FROM 20 MILES WEST TO 25 MILES EAST OF
LAFAYETTE TO 35 MILES NORTH OF LOGANSPORT.

THE LARGEST THUNDERSTORMS WERE FROM LAFAYETTE TO 20 MI1LES EAST OF
LAFAYETTE. OTHER STRONG STORMS WERE 10 MILES WEST OF LOGANSPORT.

MOVEMENT WAS NORTHEAST AT 35 TO 40 MILES AN HOUR.

AT 530 PM EST...THE CLINTON COUNTY SHERIFF REPORTED MARBLE SIZE HAIL
6 MILES WEST OF FRANKFORT.
STEIGERWALDT

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 7, 6:41 PM ESTTornado WarningINDGibson, Knox34 min
Jan 7, 6:59 PM ESTTornado WarningINDDaviess, Knox31 min
Jan 7, 6:09 PM ESTTornado WarningINDEdwards, White51 min
Jan 7, 6:41 PM ESTTornado WarningINDLawrence34 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1989Every severe thunderstorm warning in 1989

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.