Alert archive / Indiana / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 16, NWS Northern Indiana

April 8, 1998Adams County, Indiana

NWS Northern Indiana issued this severe thunderstorm warning at Apr 8, 1998, 1:00 AM EST for Adams County, Indiana. It was in force for 35 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
Apr 8, 1998, 1:00 AM EST (06:00 UTC)
Expired
Apr 8, 1998, 1:35 AM EST
In force
35 min
Issued by
NWS Northern Indiana
Area
Whole counties

County Adams County, IN

What was reported inside it

TimeReportWhereRemark
Apr 8, 1:10 AM ESTThunderstorm Wind 51Preble, INLimbs down and some power lines down from near Peterson and Preble to Decatur.

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.

The watch it was issued in

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

IssuedProductOfficeLasted
Apr 8, 1:00 AM ESTSevere Thunderstorm WatchSPC4 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 6.0 hours before the alert went out and 175 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 00:00Z on 1998-04-08Temperature 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, Cncnati-Daytn, OH at 00:00Z on 1998-04-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 385 square meters per square second.1939587897117Sfc1 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
1470 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
385 m²/s²
0-3 km storm-relative helicity
517 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.

393 
WUUS53 KIWX 080605 RRA
SVRFWA
INC001-080635-

BULLETIN- EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
100 AM EST WED APR 8 1998

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ADAMS COUNTY IN NORTHEASTERN INDIANA

* UNTIL 135 AM EST

* AT 1259 AM EST... DOPPLER RADAR AT NORTH WEBSTER INDICATED A
  SEVERE THUNDERSTORM 6 MILES WEST SOUTHWEST OF DECATUR OR 2 MILES
  WEST SOUTHWEST OF PETERSON MOVING NORTHEAST AT 30 MPH.

* SOME LOCATIONS IN THE PATH OF THIS SEVERE THUNDERSTORM ARE...
  MAGLEY                NEAR 102 AM EST
  PETERSON              NEAR 103 AM EST
  PREBLE                NEAR 105 AM EST
  DECATUR               NEAR 112 AM EST
  MONMOUTH              NEAR 114 AM EST
  WILLIAMS              NEAR 116 AM EST
  RIVARE                NEAR 118 AM EST

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

TEH/BFO

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 7, 7:23 PM EST, 5 hours 37 minutes before
INZ020-022>024-026-032>034-080615-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
719 PM EST (719 PM CDT) TUE APR 7 1998

...TORNADO WATCH IN EFFECT FOR PORTIONS OF CENTRAL INDIANA UNTIL
100 AM EST...

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR THE
FOLLOWING COUNTIES IN CENTRAL INDIANA... WHITE...CASS... MIAMI...
WABASH... GRANT... BLACKFORD... WELLS... AND JAY.  THE WATCH IS IN
EFFECT UNTIL 100 AM EST.

TORNADOES AND SEVERE THUNDERSTORMS WITH LARGE HAIL AND DAMAGING
WINDS ARE POSSIBLE ACROSS THE WATCH AREA LATE TONIGHT INTO THE
EARLY HOURS WEDNESDAY.

SEVERE THUNDERSTORMS PRODUCING TORNADOES HAVE BEEN OCCURRING EARLY
THIS EVENING ACROSS CENTRAL ILLINOIS AND IN PORTIONS OF SOUTHEAST
INDIANA.

THIS IS A POTENTIALLY VERY DANGEROUS SITUATION. ALL PERSONS IN
CENTRAL INDIANA SHOULD STAY ALERT FOR THE POSSIBILITY OF SEVERE
WEATHER INCLUDING TORNADOES TONIGHT. STAY TUNED TO NOAA WEATHER
RADIO AND LOCAL MEDIA OUTLETS FOR UPDATES.
-
HOLLINGSWORTH

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 8, 12:53 AM ESTSevere Thunderstorm WarningIWXWells32 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.