Alert archive / Indiana / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 1, NWS Northern Indiana

April 18, 1995LaGrange County, Noble County, Indiana

NWS Northern Indiana issued this severe thunderstorm warning at Apr 18, 1995, 8:17 PM EST for LaGrange County, Noble County, Indiana. It was in force for 28 min.

The area

The counties it named.

The facts

Issued
Apr 18, 1995, 8:17 PM EST (01:17 UTC)
Expired
Apr 18, 1995, 8:45 PM EST
In force
28 min
Issued by
NWS Northern Indiana
Area
Whole counties

Counties LaGrange County, IN, Noble County, IN

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 00:00Z, 1.3 hours before the alert went out and 208 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 1995-04-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 865 joules per kilogram.LCLEL10008507005003002001001 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 1995-04-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 274 square meters per square second.19395878Sfc1 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
865 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
1383 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
274 m²/s²
0-3 km storm-relative helicity
470 m²/s²
Significant tornado parameter
0.9
Supercell composite
10.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFWA 190118
SVRFWA
INC087-113-190145-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE FORT WAYNE IN
817 PM EST TUE APR 18 1995
 
THE NATIONAL WEATHER SERVICE IN FORT WAYNE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  845 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHEAST INDIANA
 
   ...LAGRANGE COUNTY...NORTHERN NOBLE COUNTY
 
AT 815 PM EST A SEVERE THUNDERSTORM WAS INDICATED BY RADAR 20 MILES
SOUTHEAST OF ELKHART INDIANA OR NEAR LIGONIER. THIS THUNDERSTORM HAS THE
HISTORY OF DAMAGING WINDS.
 
THE STORM WILL PASS THROUGH THE TOWNS OF LAGRANGE AND ROME CITY INDIANA
BY 845 PM EST AS IT MOVES NORTHEAST AT 45 MPH.
 
 
 
A TORNADO WA>TCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.
 
 
RACY/CERRUTI

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 18, 6:18 PM EST, 1 hour 59 minutes before
MIZ077>079-190020-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SOUTH BEND IN
616 PM EST TUE APR 18 1995

...A TORNADO WATCH IS IN EFFECT FOR PARTS OF SOUTH CENTRAL LOWER
MICHIGAN UNTIL 100 AM EDT...

A TORNADO WATCH IS IN EFFECT FOR SOUTHWEST LOWER MICHIGAN INCLUDING
ST JOSEPH COUNTY MICHIGAN UNTIL 100 AM EDT. THIS
INCLUDES THE COMMUNTIES OF THREE RIVERS...FAIRFAX...AMD STURGIS.

AT 610 PM...NATIONAL WEATHER SERVICE RADAR INDICATED AN AREA OF SHOWERS
AND STRONG THUNDERSTORMS OVER MUCH OF SOUTHERN LAKE MICHIGAN
MOVING NORTHEAST AT 55 MILES PER HOUR. SHOWERS AND THUNDERSTORMS WILL
ENTER BERRIEN COUNTY ALONG THE MICHIGAN SHORELINE BY 620 PM.

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES
AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN
THE AREA SHOULD SEEK SHELTER IN AN INTERIOR ROOM WHEN STORMS APPROACH.

SIMMONS/BOUDREAU
Special weather statement, Apr 18, 7:46 PM EST, 31 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WAYNE IN
745 PM EST TUE APR 18 1995

INZ006>009-017-018-024>027-032>034-190145-

...A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EST/1 AM EDT FOR A
PORTION OF NORTHEAST INDIANA AND ALL OF EXTREME NORTHWEST OHIO...

AT 742 PM EST/842 PM EDT A LINE OF STRONG THUNDERSTORMS EXTENDED FROM 60
MILES NORTHWEST OF FORT WAYNE OR JUST NORTHWEST OF LAGRANGE TO 45 MILES
WEST OF FORT WAYNE IN NORTHEAST INDIANA. THESE THUNDERSTORMS CONTAINED
STRONG WINDS TO 50 MPH...SMALL HAIL AND DANGEROUS LIGHTNING.

MARSHALL

Nearby

Severe Thunderstorm Warnings in Indiana, 1995Every severe thunderstorm warning in 1995

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.