Alert archive / Indiana / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 19, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at May 2, 1998, 5:05 PM EST for Clay County, Indiana. It was in force for 50 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
- May 2, 1998, 5:05 PM EST (22:05 UTC)
- Expired
- May 2, 1998, 5:55 PM EST
- In force
- 50 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
County Clay County, IN
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 2, 5:23 PM EST | Hail 1.75 | Stearleyville, 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.
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 10.1 hours before the alert went out and 152 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.
- Mixed-layer CAPE
- 4 J/kg
- Mixed-layer CIN
- -189 J/kg
- Mixed-layer LCL
- 1009 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 113 m²/s²
- 0-3 km storm-relative helicity
- 150 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
129 WUUS1 KIND 022206 RRA SVRIND INC021-022255- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE INDIANAPOLIS IN 505 PM EST SAT MAY 2 1998 THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHERN CLAY COUNTY IN WEST CENTRAL INDIANA * UNTIL 555 PM EST * AT 503 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES NORTH OF TERRE HAUTE... MOVING SOUTHEAST AT 35 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... BRAZIL AT 530 PM CENTERPOINT AT 540 PM DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS ELSON
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 2, 3:57 PM EST, 1 hour 8 minutes before
INZ060-061-067>075-080>082-085>088-030200- SPECIAL WEATHER STATEMENT FOR SEVERE THUNDERSTORM WATCH NATIONAL WEATHER SERVICE INDIANAPOLIS IN 357 PM EST SAT MAY 2 1998 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR SOUTHERN INDIANA UNTIL 900 PM EST... A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR SOUTHERN INDIANA TO THE SOUTH OF A LINE FROM 10 MILES SOUTH OF TERRE HAUTE TO 10 MILES NORTH OF BEDFORD TO 10 MILES NORTH OF NORTH VERNON TO 10 MILES NORTH OF LAWRENCEBURG. A FEW CITIES IN THE WATCH AREA ARE EVANSVILLE...BEDFORD...SEYMOUR... SCOTTSBURG AND MADISON. THE WATCH IS IN EFFECT UNTIL 900 PM SATURDAY EVENING. THUNDERSTORMS WERE DEVELOPING ALONG A COLD FRONT THAT WAS MOVING EASTWARD ACROSS SOUTHERN ILLINOIS AND WESTERN KENTUCKY. THESE STORMS WILL MOVE INTO SOUTHWEST INDIANA BY 500 PM CDT. THE MAIN THREAT FROM THESE STORMS WILL BE LARGE HAIL AND DAMAGING WINDS. PERSONS IN THE WATCH AREA SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND SEEK SHELTER IF NECESSARY. RPG
Special weather statement, May 2, 3:57 PM EST, 1 hour 8 minutes before
INZ060-061-067>075-080>082-085>088-030200- SPECIAL WEATHER STATEMENT FOR SEVERE THUNDERSTORM WATCH NATIONAL WEATHER SERVICE INDIANAPOLIS IN 357 PM EST SAT MAY 2 1998 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR SOUTHERN INDIANA UNTIL 900 PM EST... A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR SOUTHERN INDIANA TO THE SOUTH OF A LINE FROM 10 MILES SOUTH OF TERRE HAUTE TO 10 MILES NORTH OF BEDFORD TO 10 MILES NORTH OF NORTH VERNON TO 10 MILES NORTH OF LAWRENCEBURG. A FEW CITIES IN THE WATCH AREA ARE EVANSVILLE...BEDFORD...SEYMOUR... SCOTTSBURG AND MADISON. THE WATCH IS IN EFFECT UNTIL 900 PM SATURDAY EVENING. THUNDERSTORMS WERE DEVELOPING ALONG A COLD FRONT THAT WAS MOVING EASTWARD ACROSS SOUTHERN ILLINOIS AND WESTERN KENTUCKY. THESE STORMS WILL MOVE INTO SOUTHWEST INDIANA BY 500 PM CDT. THE MAIN THREAT FROM THESE STORMS WILL BE LARGE HAIL AND DAMAGING WINDS. PERSONS IN THE WATCH AREA SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND SEEK SHELTER IF NECESSARY. RPG
Special weather statement, May 2, 5:01 PM EST, 4 minutes before
@1 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN D/T AT 455 PM EST STRONG THUNDERSTORMS WERE MOVING INTO SULLIVAN AND KNOX COUNTIES. THE STORMS STRETCHED FROM 10 MILES NORTHWEST OF SULLIVAN TO 5 MILES NORTHWEST OF VINCENNES. THE STORMS WERE MOVING SOUTHEAST AT 35 MPH. PEA SIZE HAIL WAS REPORTED IN MEROM...ABOUT 8 MILES WEST OF SULLIVAN AT 449 PM. SMALL HAIL...HEAVY RAIN AND GUSTY WINDS ARE POSSIBLE WITH THESE STORMS AS THEY MOVE THROUGH SULLIVAN AND KNOX COUNTIES THROUGH 600 PM. ELSON
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 2, 4:36 PM EST | Severe Thunderstorm Warning | IND | Vermillion | 39 min |
| May 2, 4:48 PM EST | Severe Thunderstorm Warning | IND | Vigo | 47 min |
| May 2, 5:34 PM EST | Severe Thunderstorm Warning | IND | Owen | 61 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.