Alert archive / Indiana / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 19, NWS Northern Indiana

June 30, 1990Jay County, Wells County, Indiana

NWS Northern Indiana issued this severe thunderstorm warning at Jun 30, 1990, 9:36 PM EST for Jay County, Wells County, Indiana. It was in force for 39 min.

The area

The counties it named.

The facts

Issued
Jun 30, 1990, 9:36 PM EST (02:36 UTC)
Expired
Jun 30, 1990, 10:15 PM EST
In force
39 min
Issued by
NWS Northern Indiana
Area
Whole counties

Counties Jay County, IN, Wells County, IN

The radar

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

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 00:00Z, 2.6 hours before the alert went out and 109 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 1990-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1260 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 1990-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 146 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
1260 J/kg
Mixed-layer CIN
-128 J/kg
Mixed-layer LCL
1239 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
146 m²/s²
0-3 km storm-relative helicity
147 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KFWA 010237
SVRFWA
INC075-179-010315-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE FORT WAYNE IN
936 PM EST P JUN 30 1990
 
THE NATIONAL WEATHER SERVICE IN FORT WAYNE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1015 PM EST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN NORTHEAST INDIANA
          ...NORTHERN JAY...SOUTHERN WELLS
 
AT 928 PM RADAR SHOWED A SEVERE THUNDERSTORM 20 MILES NORTHEAST OF
MARION INDIANA MOVING SOUTHEAST AT 20 MPH.
 
 
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
HA	S PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.

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 30, 6:45 PM EST, 2 hours 51 minutes before
INZ001-002-004-005-MIZ001-007-008-010130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SOUTH BEND IN
645 PM EST SAT JUN 30 1990

...SEVERE THUNDERSTORM WATCH FOR NORTHERN INDIANA UNTIL 10 PM  EST...
...SEVERE THUNDERSTORM WATCH FOR SOUTHWEST LOWER MICHIGAN HAS BEEN
CANCELLED...

AT 640 PM EST...A 10 MILE WIDE LINE OF SHOWERS AND THUNDERSTORMS
WAS LOCATED FROM WHEATFIELD INDIANA...50 MILES SOUTHWEST OF
SOUTH BEND...TO FORT WAYNE.

MOVEMENT WAS SOUTH SOUTHEAST AT 30 MILES AN HOUR.

MW
Special weather statement, Jun 30, 7:48 PM EST, 1 hour 48 minutes before
INZ001-002-004-005-0102485-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SOUTH BEND IN
745 PM EST SAT JUN 30 1990

...SEVERE THUNDERSTORM WATCH FOR NORTHERN INDIANA UNTIL 10 PM  EST...

AT 740 PM EST...NO SHOWERS AND THUNDERSTORMS WERE OCCURRING OVER NORTH
CENTRAL INDIANA. OTHER SHOWERS AND THUNDERSTORMS WERE SOUTH OF FORT
WAYNE...AND OVER WHITE...CASS...SOUTHERN MIAMI COUNTIES OF INDIANA.

HOWEVER THUNDERSTORMS OVER NORTH EAST ILLINOIS WILLL BE MOVING INTO
NORTHERN INDIANA LATER THIS EVENING.

THE STORMS WERE MOVING EAST SOUTHEAST AT 30 MILES AN HOUR.

GALLAGHER
Special weather statement, Jun 30, 8:18 PM EST, 1 hour 18 minutes before
INZ003-005-006-OHZ01-010215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WAYNE IN
815 PM EST SAT JUN 30 1990

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 10 PM EST FOR NORTHEAST
INDIANA AND UNTIL 10 PM EDT FOR EXTREME NORTHWEST OHIO...

AT 810 PM EST A STRONG THUNDERSTORM WAS 7 MILES WEST OF MARION INDIANA
MOVING EAST SOUTHEAST AT 20 MPH. IT CONTAINED DANGEROUS LIGHTNING...
BRIEF HEAVY RAIN AND GUSTY WINDS.

BY 915 PM EST THIS STORM WILL BE LOCATED 15 MILES EAST SOUTHEAST OF
MARION OR NEAR HARTFORD CITY.

HAYES
Local storm report, Jun 30, 8:56 PM EST, 40 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SOUTH BEND IN
855 PM EST SAT JUN 30 1990

TIME      EVENT
1715EST   LAPORTE COUNTY SHERIFFS DEPARTMENT REPORTED VERY HEAVY RAIN
          ALONG WITH 30 MPH WIND GUSTS.

1730EST   MARSHALL COUNTY SHERIFFS DEPARTMENT REPORTED VERY HEAVY
          RAIN AND FREQUENT LIGHTNING.

1830 EST  FULTON COUNTY SHERIFFS DEPARTMENT REPORTED GOLF BALL
          SIZE HAIL 5 MILES EAST OF ROCHESTER INDIANA...IN FULTON
          COUNTY. SEVERAL LARGE TREES AND POWER LINES WERE REPORTED
          DOWN IN FULTON COUNTY.

MCCLUNG
Special weather statement, Jun 30, 9:05 PM EST, 31 minutes before
INZ001-002-010230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SOUTH BEND IN
900 PM EST SAT JUN 30 1990

...SEVERE THUNDERSTORM WATCH FOR NORTH CENTRAL INDIANA NO LONGER
IN EFFECT...

AT 900 PM EST...NO SHOWERS AND THUNDERSTORMS WERE OCCURRING OVER NORTH
CENTRAL INDIANA.

A LINE OF SHOWERS AND THUNDERSTORMS EXTENDED FROM 15 MILES NORTH
OF LAFAYETTE TO 50 MILES NORTHEAST OF INDIANAPOLIS.

THESE STORMS POSE NO THREAT TO NORTH CENTRAL INDIANA.

MW
Special weather statement, Jun 30, 9:07 PM EST, 29 minutes before
INZ003-005-006-OHZ01-010935-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WAYNE IN
905 PM EST SAT JUN 30 1990

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 2 AM EST FOR PARTS OF
NORTHEAST INDIANA...
...SEVERE THUNDERSTORM WATCH CANCELLED FOR MOST OF NORTHEAST INDIANA
AND EXTREME NORTHWEST OHIO...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 2 AM EST FOR JAY...
BLACKFORD AND GRANT COUNTIES OF EAST CENTRAL INDIANA.
THE SEVERE THUNDERSTORM WATCH FOR THE REMINDER OF NORTHEAST INDIANA AND
EXTREME NORTHWEST OHIO HAS BEEN CANCELLED.

AT 9 PM EST THERE WERE NO THUNDERSTORMS IN NORTHEAST INDIANA OR
EXTREME NORTHWEST OHIO.

HAYES

Nearby

Severe Thunderstorm Warnings in Indiana, 1990Every 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; the sounding from the Mesonet's radiosonde archive.