Alert archive / Indiana / Severe Thunderstorm Warnings in 1991

Severe Thunderstorm Warning 13, NWS Northern Indiana

June 30, 1991Noble County, Indiana

NWS Northern Indiana issued this severe thunderstorm warning at Jun 30, 1991, 2:48 PM EST for Noble County, Indiana. It was in force for 57 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
Jun 30, 1991, 2:48 PM EST (19:48 UTC)
Expired
Jun 30, 1991, 3:45 PM EST
In force
57 min
Issued by
NWS Northern Indiana
Area
Whole counties

County Noble County, IN

What was reported inside it

TimeReportWhereRemark
Jun 30, 3:25 PM ESTThunderstorm Wind 0Noble, 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, 7.8 hours before the alert went out and 196 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 1991-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 726 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 12:00Z on 1991-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 37 square meters per square second.1939Sfc1 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
726 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
1018 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
37 m²/s²
0-3 km storm-relative helicity
41 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFWA 301948
SVRFWA
INC113-302045-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE FORT WAYNE IN
248 PM EST SUN JUN 30 1991

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 345 PM EST FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE NORTHEAST PART OF INDIANA
      NORTHERN NOBLE

AT 238 PM EST RADAR INDICATED A SEVERE THUNDERSTORM JUST
WEST OF ROME CITY. THE SEVERE THUNDERSTORMS WAS MOVING TO
THE SOUTHEAST AT 25 MPH.

PEOPLE IN THE AREA AROUND THE  CITY OF ROME CITY
SHOULD SEEK SHELTER IN A STRONG BUILDING.  DO NOT STAND NEAR WINDOWS.
DO NOT USE TELEPHONES OR ELECTRICAL APPLIANCES UNTIL THE STORM HAS
PASSED.  MOTORISTS SHOULD AVOID LOW WATER CROSSINGS.

THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH...PREPARE FOR
DAMAGING WINDS...LARGE HAIL...AND DEADLY LIGHTNING.  PEOPLE OUTSIDE
SHOULD MOVE TO SHELTER...PREFERABLY INSIDE A STRONG BUILDING.  ONCE
INSIDE...STAY AWAY FROM WINDOWS.

 RJB

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, 12:41 PM EST, 2 hours 7 minutes before
INZ001-002MIZ001-007-301920-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SOUTH BEND IN
1220 PM EST SUN JUN 30 1991

AT 1210 PM EST...SHOWERS AND THUNDERSTORMS HAVE DEVELOPED OVER NORTH
EASTERN INDIANA, OVER NORTH WESTERN OHIO AND EXTREME SOUTH CENTRAL
MICHIGAN.

THE SHOWERS AND THUNDERSTORMS WERE LOCATED IN A LINE FROM STURGIS
50 MILES SOUTH OF KALAMAZOO MICHIGAN TO ADRIAN MICHIGAN...35 MILES
SOUTH OF ANN ARBOR MICHIGAN TO 45 MILES WEST OFd TOLEDO OHIO.
THESE STORMS WERE MOVING TO THE SOUTHEAST AT 20 MPH.

THESE STORMS WILL CONTAIN HEAVY RAINFALL STRONG GUSTY WINDS AND POSSIBLE
HAIL.

CLICK
Special weather statement, Jun 30, 2:00 PM EST, 48 minutes before
INZ003-005-006-OHZ001-1604300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WAYNE IN
1210 PM EST SUN JUN 30 1991

STRONG THUNDERSTORMS HAVE DEVELOPED IN NORTHEAST INDIANA AND EXTREME
NORTHWEST OHIO. THE STRONG THUNDERSTORMS WERE NORTH OF A LINE FROM
45 MILES NORTHWEST OF FORT WAYNE OR NEAR MONGO INDIANA EAST TO 35 WEST
OF TOLEDO OHIO OR NEAR MONTPILIER OHIO. THE STORMS WERE MOVING TO THE
SOTHEAST AT 20 MPH. THESE STORMS WILL HAVE HEAVY R4AINFALL STRONG GUSTY
WINDS AND POSSIBLE HAIL.
BY 1PM EST/2PM EST THE STORMS WILL BE LOCATED FROM 40 MILES NORTH OF
FORT WAYNE OR NEAR ASHLEY INDIANA EAST TO 35 MILES WEST OF TOLEDO OR
NEAR BRYAN OHIO.

RJB
Special weather statement, Jun 30, 2:15 PM EST, 33 minutes before
MIZ001-302015

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SOUTH BEND IN
215 PM EST THU JUN 30 1990

AT 205 PM EST SHOWERS AND THUNDERSHOWERS WERE LOCATED 20 MILES EITHER
SIDE OF A LINE FROM BRYAN OHIO...70 MILES NORTHEAST OF FORT WAYNE
INDIANA TO COLOMA MICHIGAN...40 MILES NORTH OF SOUTH BEND INDIANA

THE STRONGEST STORM WAS LOCATED 10 MILES SOUTHWEST OF STURGIS
MICHIGAN.

THESE STORMS MAY CONTAIN HEAVY RAINFALL DANGEROUS LIGHTING STRONG
GUSTY WINDS AND POSSIBLE HAIL.

CLICK
Special weather statement, Jun 30, 2:25 PM EST, 23 minutes before
INZ003-005-006-OHZ001-1604300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WAYNE IN
110 PM EST SUN JUN 30 1991

AT 110 PM EST/210 PM EDT...STRONG THUNDERSTORMS WERE LOCATED NORTH OF
A LINE FROM 50 MILES NORTH OF FORT WAYNE OR NEAR ORLAND INDIANA. THE
THUNDERSTORMS WERE MOVING TO THE SOUTHEAST AT 20 MPH. BY 210PM EST/
310 PM EDT THE THUNDERSTORMS WILL BE LOCATED 50 MILES NORTH OF FORT
WAYNE OR NORTH OF A LINE FROM HOWE INDIANA TO JUST SOUTH OF ANGOLA
INDIANA.

STRONG GUSTY WINDS...HEAVY RAINFALL...DANGEROUS LIGHTING AND SMALL HAIL
ARE LIKELY AS THE STORMS MOVE THROUGH NORTHEAST INDIANA.

RJB
Special weather statement, Jun 30, 2:28 PM EST, 20 minutes before
INZ003-005-006-OHZ001-302020-

SPECIAL WEATHER STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE FORT WAYNE IN
205 PM EST SUN JUN 30 1991

AT 2 PM EST/3 PM EDT...STRONG THUNDERSTORMS WERE LOCATED NORTH OF
A LINE FROM 40 MILES NORTH OF FORT WAYNE OR NEAR TOPEKA TO 35 MILES
NORTHEAST OF FORT WAYNE OR NEAR EDGERTON OHIO. BY 3PM EST/4 PM EDT THE
STORMS WILL BE LOCATED FROM 40 MILES NORTH OF FORT WAYNE OR JUST SOUTH
OF TOPEKA INDIANA TO 35 MILES NORTHEAST OF FORT WAYNE OR 10 MILES SOUTH
OF EDGERTON OHIO.

HEAVY RAINFALL...DANGEROUS LIGHTING AND SMALL HAIL HAS BEEN REPORTED
BY THE INDIANA STATE POLICE IN ANGOLA INDIANA.

RJB
CORRECTED HEADER

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 3:42 PM ESTSevere Thunderstorm WarningIWXAllen33 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1991Every severe thunderstorm warning in 1991

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.