Alert archive / Indiana / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 49, NWS Northern Indiana

May 29, 1998Blackford County, Indiana

NWS Northern Indiana issued this severe thunderstorm warning at May 29, 1998, 5:58 PM EST for Blackford County, Indiana. It was in force for 17 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 29, 1998, 5:58 PM EST (22:58 UTC)
Expired
May 29, 1998, 6:15 PM EST
In force
17 min
Issued by
NWS Northern Indiana
Area
Whole counties

County Blackford County, IN

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 29, 2:30 PM ESTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.0 hours before the alert went out and 174 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, Cncnati-Daytn, OH at 12:00Z on 1998-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 410 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 1998-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 49 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
410 J/kg
Mixed-layer CIN
-110 J/kg
Mixed-layer LCL
1085 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
49 m²/s²
0-3 km storm-relative helicity
80 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFWA 292256 RRA
SVRFWA
INC009-292315-

BULLETIN- EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
558 PM EST FRI MAY 29 1998

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN BLACKFORD COUNTY IN NORTH CENTRAL INDIANA

* UNTIL 615 PM EST

* AT 557 PM EST... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A SEVERE THUNDERSTORM 8 MILES EAST SOUTHEAST OF HARTFORD CITY OR
  2 MILES EAST OF MILLGROVE MOVING EAST SOUTHEAST AT 15 MPH.

* THIS SEVERE STORM IS EXPECTED TO REMAIN OVER RURAL AREAS.

SEEK SHELTER INSIDE A STURDY BUILDING AWAY FROM WINDOWS.  SEVERE
THUNDERSTORMS PRODUCE DESTRUCTIVE HAIL AND DAMAGnING WINDS.

MES

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, May 29, 2:35 PM EST, 3 hours 23 minutes before
INZ008-009-012>018-020-022>027-032>034-OHZ004-005-015-016-024-
025-292330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
237 PM EST (237 PM CDT) FRI MAY 29 1998

...SEVERE THUNDERSTORM WATCH FOR MOST OF NORTHERN INDIANA AND
NORTHWEST OHIO...

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 800 PM EST (900 PM
EDT) FOR MOST OF NORTHERN INDIANA AND NORTHWEST OHIO.

INDIANA COUNTIES INCLUDED IN THE WATCH ARE...

STARKE...MARSHALL...KOSCIUSKO...NOBLE...DEKALB...PULASKI...FULTON...
WHITLEY...ALLEN...WHITE...CASS...MIAMI...WABASH...HUNTINGTON...
GRANT...BLACKFORD...WELLS...ADAMS...JAY

NORTHWEST OHIO COUNTIES IN THE WATCH INCLUDE...

DEFIANCE...HENRY...PAULDING...PUTNAM...VAN WERT...ALLEN

LARGE HAIL AND DAMAGING WINDS ARE POSSIBLE THE REST OF THE
AFTERNOON INTO THE EVENING IN AND CLOSE TO THE WATCH AREA. PERSONS
SHOULD REMAIN ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND
STAY TUNED TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR
POSSIBLE WARNINGS.

LINDQUIST
Special weather statement, May 29, 4:46 PM EST, 1 hour 12 minutes before
OHZ004-005-015-016-024-025-300000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
446 PM EST FRI MAY 29 1998

...SEVERE THUNDERSTORM WATCH FOR DEFIANCE...HENRY...PAULDING...
AND PUTNAM COUNTIES IN NORTHWEST OHIO HAS BEEN CANCELLED...
...SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT FOR
VAN WERT AND ALLEN COUNTIES IN NORTHWEST OHIO...

THE THREAT OF SEVERE WEATHER HAS DIMINISHED ACROSS A PORTION OF
NORTHWEST OHIO. HOWEVER...THUNDERSTORMS CAPABLE OF PRODUCING LARGE
HAIL AND DAMAGING WINDS WILL CONTINUE ACROSS VAN WERT AND ALLEN
COUNTIES EARLY THIS EVENING.

IF THREATENING WEATHER APPROACHES YOUR LOCATION TAKE SHELTER
IMMEDIATELY. STAY TUNED TO NOAA WEATHER RADIO...OR LOCAL MEDIA FOR
POSSIBLE WARNINGS AND STATEMENTS.

LINDQUIST

The office that day

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

IssuedProductOfficeCountiesLasted
May 29, 12:41 AM ESTSevere Thunderstorm WarningIWXSaint Joseph49 min
May 29, 12:44 AM ESTSevere Thunderstorm WarningIWXElkhart, Marshall51 min
May 29, 1:06 AM ESTSevere Thunderstorm WarningIWXLaGrange, Noble64 min
May 29, 1:06 AM ESTSevere Thunderstorm WarningIWXKosciusko64 min
May 29, 1:50 PM ESTSevere Thunderstorm WarningIWXBlackford, Grant35 min
May 29, 3:33 PM ESTSevere Thunderstorm WarningIWXCass32 min
May 29, 3:48 PM ESTSevere Thunderstorm WarningIWXMiami32 min
May 29, 5:00 PM ESTSevere Thunderstorm WarningIWXCass35 min
May 29, 5:04 PM ESTSevere Thunderstorm WarningIWXGrant36 min
May 29, 5:09 PM ESTSevere Thunderstorm WarningIWXMiami36 min
May 29, 5:20 PM ESTSevere Thunderstorm WarningIWXBlackford35 min
May 29, 5:41 PM ESTSevere Thunderstorm WarningIWXJay49 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1998Every severe thunderstorm warning in 1998

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.