Alert archive / Indiana / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 37, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at May 24, 1998, 3:44 AM EST for Owen County, Indiana. It was in force for 46 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 24, 1998, 3:44 AM EST (08:44 UTC)
- Expired
- May 24, 1998, 4:30 AM EST
- In force
- 46 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
County Owen County, IN
The radar
The Indianapolis radar (KIND), 65 km from the middle of the area, began a volume at 08:45 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 8.7 hours before the alert went out and 177 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
- 213 J/kg
- Mixed-layer CIN
- -286 J/kg
- Mixed-layer LCL
- 533 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 126 m²/s²
- 0-3 km storm-relative helicity
- 214 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.1
The text
As transmitted, in the capitals the NWS used until 2016.
619 WUUS1 KIND 240845 RRA SVRIND INC119-240930- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE INDIANAPOLIS IN 344 AM EST SUN MAY 24 1998 THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... OWEN COUNTY IN WEST CENTRAL INDIANA * UNTIL 430 AM EST * AT 342 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 25 MILES NORTHWEST OF BLOOMINGTON NEAR COAL CITY... MOVING NORTHEAST AT 30 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... SPENCER AT 355 AM EST GOSPORT AT 405 AM EST DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS ZIMMERMAN
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
Local storm report, May 23, 9:45 PM EST, 5 hours 59 minutes before
PRELIMINARY LOCAL STORM REPORT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 945 PM EST SAT MAY 23 1998 TIME (EST) .....CITY LOCATION..... STATE ...EVENT... DATE ....COUNTY LOCATION.... ...REMARKS... 0925 PM PRAIRIETON IN POWER LINES BLOWN DOWN 05/23/98 VIGO JAS
Local storm report, May 23, 9:45 PM EST, 5 hours 59 minutes before
PRELIMINARY LOCAL STORM REPORT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 945 PM EST SAT MAY 23 1998 TIME (EST) .....CITY LOCATION..... STATE ...EVENT... DATE ....COUNTY LOCATION.... ...REMARKS... 0925 PM PRAIRIETON IN POWER LINES BLOWN DOWN 05/23/98 VIGO JAS
Special weather statement, May 23, 11:37 PM EST, 4 hours 7 minutes before
INZ060-061-067>071-240600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 1137 PM EST SAT MAY 23 1998 ...TORNADO WATCH CANCELLED FOR PORTIONS OF SOUTHWEST INDIANA... THUNDERSTORMS HAVE MOVED EAST OF SOUTHWEST INDIANA. THE TORNADO WATCH IS NO LONGER IN EFFECT WEST OF A LINE FROM 10 MILES EAST OF BEDFORD TO 49 MILES EAST OF EVANSVILLE. THUNDERSTORMS CONTINUE TO MOVE THROUGH SOUTHEAST INDIANA. THESE SHOULD CLEAR THE STATE BY 1AM. A FLASH FLOOD WATCH CONTINUES IN EFFECT FOR PORTIONS OF SOUTHERN INDIANA. MORE SHOWERS AND THUNDERSTORMS WILL MOVE IN DURING THE NIGHT. THE RAIN FROM THESE STORMS MAY CAUSE FLASH FLOODING. HAINES
Special weather statement, May 23, 11:37 PM EST, 4 hours 7 minutes before
INZ060-061-067>071-240600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 1137 PM EST SAT MAY 23 1998 ...TORNADO WATCH CANCELLED FOR PORTIONS OF SOUTHWEST INDIANA... THUNDERSTORMS HAVE MOVED EAST OF SOUTHWEST INDIANA. THE TORNADO WATCH IS NO LONGER IN EFFECT WEST OF A LINE FROM 10 MILES EAST OF BEDFORD TO 49 MILES EAST OF EVANSVILLE. THUNDERSTORMS CONTINUE TO MOVE THROUGH SOUTHEAST INDIANA. THESE SHOULD CLEAR THE STATE BY 1AM. A FLASH FLOOD WATCH CONTINUES IN EFFECT FOR PORTIONS OF SOUTHERN INDIANA. MORE SHOWERS AND THUNDERSTORMS WILL MOVE IN DURING THE NIGHT. THE RAIN FROM THESE STORMS MAY CAUSE FLASH FLOODING. HAINES
Special weather statement, May 24, 1:04 AM EST, 2 hours 40 minutes before
INZ051>053-060>092-240700- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 104 AM EST SUN MAY 24 1998 THE TORNADO WATCH THAT WAS IN EFFECT FOR SOUTHERN INDIANA HAS EXPIRED. NO FURTHER SEVERE WEATHER IS EXPECTED OVER SOUTHERN INDIANA OVERNIGHT. SCATTERED SHOWERS AND SOME THUNDERSTORMS REMAIN OVER SOUTHERN INDIANA...MOST NUMEROUS OVER THE SOUTHEAST PART. HOWEVER...THESE ARE NOT EXPECTED TO BECOME SEVERE. A FLASH FLOOD WATCH REMAINS IN EFFECT OVERNIGHT FOR MUCH OF THE SOUTHERN THIRD OF INDIANA...EXCEPT EXTREME SOUTH CENTRAL INDIANA. BRIEF HEAVY RAIN REMAINS POSSIBLE THROUGH THE REST OF THE NIGHT THROUGHOUT SOUTHERN INDIANA. ZIMMERMAN
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 23, 8:16 PM EST | Tornado Warning | IND | Daviess, Knox | 34 min |
| May 23, 9:10 PM EST | Severe Thunderstorm Warning | IND | Greene | 30 min |
| May 24, 4:56 AM EST | Severe Thunderstorm Warning | IND | Carroll, Clinton | 34 min |
| May 24, 6:39 AM EST | Severe Thunderstorm Warning | IND | Hamilton | 31 min |
| May 24, 2:03 PM EST | Severe Thunderstorm Warning | IND | Johnson, Shelby | 32 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; radar from the NEXRAD Level II archive.