Alert archive / Indiana / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 3, NWS Northern Indiana

March 28, 1998Allen County, Indiana

NWS Northern Indiana issued this severe thunderstorm warning at Mar 28, 1998, 10:00 AM EST for Allen County, Indiana. It was in force for 30 min. 2 reports 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: Mar 28, 1998, 10:00 AM EST (15:00 UTC)
Expired: Mar 28, 1998, 10:30 AM EST
In force: 30 min
Issued by: NWS Northern Indiana
Area: Whole counties

County Allen County, IN

What was reported inside it

Time	Report	Where	Remark
Mar 28, 10:15 AM EST	Thunderstorm Wind	Ft Wayne, IN	numerous trees blown down up to 12 inches in diameter in southern part of town. Many power lines down as well. Trees up to 2 feet in diameter 3 miles south of Baer Field at US 27 and Thompson Road.
Mar 28, 10:21 AM EST	Tornado F1	Harlan, IN	small tornado touched down in Harlan. It damaged a cabinet factory and completely destroyed a mobile home.

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 nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 3.0 hours before the alert went out and 214 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1240 m above ground
0-6 km bulk shear: 64 kt
0-1 km storm-relative helicity: 479 m²/s²
0-3 km storm-relative helicity: 573 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.

172 
WUUS53 KIWX 281502 RRA
SVRFWA
INC003-281530-

BULLETIN- EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
1000 AM EST SAT MAR 28 1998

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

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

* UNTIL 1030 AM EST

* AT 957 AM EST... DOPPLER RADAR AT NORTH WEBSTER INDICATED A
  SEVERE THUNDERSTORM 15 MILES SOUTHWEST OF FORT WAYNE MOVING EAST
  NORTHEAST AT 45 MPH.

* SOME LOCATIONS IN THE PATH OF THIS SEVERE THUNDERSTORM ARE...
  FORT WAYNE            NEAR 1005 AM EST
  NEW HAVEN             NEAR 1008 AM EST
  MAPLES                NEAR 1008 AM EST
  CEDARVILLE            NEAR 1009 AM EST
  ZULU                  NEAR 1009 AM EST
  GAR CREEK             NEAR 1009 AM EST
  TOWNLEY               NEAR 1010 AM EST
  LEO                   NEAR 1010 AM EST
  GRABILL               NEAR 1012 AM EST
  CUBA                  NEAR 1013 AM EST
  HURSH                 NEAR 1013 AM EST

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH... LARGE HAIL... AND
DEADLY LIGHTNING. SEEK SAFE SHELTER IMMEDIATELY

LINDQUIST/HOLSTEN

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.

NWS Northern Indiana wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 28, 3:15 AM EST, 6 hours 45 minutes earlier.

Area forecast discussion, Mar 28, 3:15 AM EST, 6 hours 45 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NORTHERN INDIANA
315 AM EST SAT MAR 28 1998

07Z SATELLITE SHOWING UPPER LOW OVER NORTHERN MO MOVING NE WITH
CONVECTION ALONG FRONTAL BOUNDARY ACROSS EASTERN IL INTO WESTERN
IN AND BACK OVER MO ASSOCIATED WITH COLD POOL ALOFT. STORMS HAVE
BEEN WEAKENING AS THEY MOVE INTO WEST PORTION OF CWA BUT AS THE
SHORT WAVE PASSES OVER WILL HAVE TO WATCH CLOSELY.

WILL SEE SHOWERS AND THUNDERSTORMS LINGERING INTO THE MORNING
OVER THE WEST ZONES AND INTO EARLY AFTERNOON FOR FAR EAST ZONES.
RAIN WILL PROVIDE A COOL START TO THE DAY AS TEMPS HAVE DROPPED
INTO THE LOW AND MIDDLE 50S IN THE RAIN AREAS. WITH NO REAL PUSH
OF COLD AIR WITH THIS SYSTEM TEMPS SHOULD REBOUND INTO THE UPPER 60S
DURING THE AFTERNOON AS CLOUDS DECREASE.

RIDGE BECOMES DOMINATE OVER THE AREA LATE TODAY THROUGH SUNDAY.
MODELS ARE SHOWING A WARM FRONT MOVING ACROSS THE AREA SUNDAY
MORNING AS HEIGHTS RISE IN RESPONSE TO THE DIGGING TROF OVER THE
GREAT BASIN. SATURDAY NIGHT INTO SUNDAY LOOKS LIKE A RATHER QUIET AND
MILD PERIOD.

WINDS WILL NOT BE OF CONCERN TODAY AS 850 FLOW VEERS WEST THROUGH
TONIGHT AND DIMINISHES. AVN BRINGS THE GREAT BASIN TROF OVER THE
ROCKIES THE FIRST PART OF THE WEEK WITH MULTIPLE SHORT WAVES
EJECTING NE ACROSS THE PLAINS WHICH WILL KEEP THE THREAT OF
SHOWERS AND TSTMS IN THE EXTENDED PERIODS.

FWA TB 066/051 075/055 9991-
SBN BB 068/051 077/054 999--
AOH TB 067/052 076/052 9991-

.IWX...NONE.

LINDQUIST

In the hours before

Local storm report, Mar 28, 8:34 AM EST, 1 hour 26 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
834 AM EST SAT MAR 28 1998

TIME(EST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0905 AM    GRISSOM AFB               IN   75 MPH TSTM GUST
03/28/98   MIAMI

Local storm report, Mar 28, 9:17 AM EST, 43 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
917 AM EST SAT MAR 28 1998

TIME(EST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0905 AM    GRISSOM AFB               IN   75 MPH TSTM GUST
03/28/98   MIAMI

1005 AM    LAUD                      IN   WIND DAMAGE
03/28/98   WHITLEY                        TREES AND LARGE LIMBS
                                          BLOWN DOWN.

Local storm report, Mar 28, 9:25 AM EST, 35 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
834 AM EST SAT MAR 28 1998

TIME(EST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

z0905 AM    GRISSOM AFB               IN   75 MPH TSTM GUST
03/28/98   MIAMI

Local storm report, Mar 28, 9:49 AM EST, 11 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
934 AM EST SAT MAR 28 1998

TIME(EST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0905 AM    GRISSOM AFB               IN   75 MPH TSTM GUST
03/28/98   MIAMI

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 28, 8:06 AM EST	Severe Thunderstorm Warning	IWX	Fulton, Marshall	34 min
Mar 28, 8:26 AM EST	Tornado Warning	IWX	Kosciusko	34 min
Mar 28, 9:17 AM EST	Tornado Warning	IWX	Miami	33 min
Mar 28, 9:23 AM EST	Tornado Warning	IWX	Wabash	52 min
Mar 28, 9:42 AM EST	Severe Thunderstorm Warning	IWX	Huntington	33 min
Mar 28, 9:51 AM EST	Tornado Warning	IWX	Whitley	34 min
Mar 28, 10:58 AM EST	Tornado Warning	IWX	Wells	32 min
Mar 28, 11:34 AM EST	Severe Thunderstorm Warning	IWX	Adams	36 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1998 Every 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.