Alert archive / Indiana / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 42, NWS Northern Indiana
NWS Northern Indiana issued this severe thunderstorm warning at May 29, 1998, 3:33 PM EST for Cass County, Indiana. It was in force for 32 min. 4 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
- May 29, 1998, 3:33 PM EST (20:33 UTC)
- Expired
- May 29, 1998, 4:05 PM EST
- In force
- 32 min
- Issued by
- NWS Northern Indiana
- Area
- Whole counties
County Cass County, IN
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 29, 3:36 PM EST | Thunderstorm Wind 50 | Royal Center, IN | Utility pole blown down |
| May 29, 3:40 PM EST | Hail 0.75 | Royal Center, IN | |
| May 29, 3:40 PM EST | Thunderstorm Wind 50 | Royal Center, IN | Multiple trees down |
| May 29, 3:45 PM EST | Hail 0.75 | Logansport, 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 29, 2:30 PM EST | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 8.6 hours before the alert went out and 202 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
- 517 J/kg
- Mixed-layer CIN
- -131 J/kg
- Mixed-layer LCL
- 1022 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 28 m²/s²
- 0-3 km storm-relative helicity
- 75 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.4
The text
As transmitted, in the capitals the NWS used until 2016.
955 WUUS53 KIWX 292032 RRA SVRFWA INC017-292105- BULLETIN- EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NORTHERN INDIANA 333 PM EST FRI MAY 29 1998 THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CASS COUNTY IN NORTH CENTRAL INDIANA * UNTIL 405 PM EST * AT 330 PM EST... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 15 MILES NORTHWEST OF LOGANSPORT OR 5 MILES WEST OF ROYAL CENTER MOVING EAST AT 15 MPH. * SOME LOCATIONS IN THE PATH OF THIS SEVERE THUNDERSTORM ARE... ROYAL CENTER LUCERNE LOGANSPORT SEEK SHELTER INSIDE A STURDY BUILDING AWAY FROM WINDOWS. SEVERE THUNDERSTORMS PRODUCE DESTRUCTIVE HAIL AND DAMAGING 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, 58 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
The office that day
Everything else NWS Northern Indiana issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 29, 12:41 AM EST | Severe Thunderstorm Warning | IWX | Saint Joseph | 49 min |
| May 29, 12:44 AM EST | Severe Thunderstorm Warning | IWX | Elkhart, Marshall | 51 min |
| May 29, 1:06 AM EST | Severe Thunderstorm Warning | IWX | LaGrange, Noble | 64 min |
| May 29, 1:06 AM EST | Severe Thunderstorm Warning | IWX | Kosciusko | 64 min |
| May 29, 1:50 PM EST | Severe Thunderstorm Warning | IWX | Blackford, Grant | 35 min |
| May 29, 3:48 PM EST | Severe Thunderstorm Warning | IWX | Miami | 32 min |
| May 29, 5:00 PM EST | Severe Thunderstorm Warning | IWX | Cass | 35 min |
| May 29, 5:04 PM EST | Severe Thunderstorm Warning | IWX | Grant | 36 min |
| May 29, 5:09 PM EST | Severe Thunderstorm Warning | IWX | Miami | 36 min |
| May 29, 5:20 PM EST | Severe Thunderstorm Warning | IWX | Blackford | 35 min |
| May 29, 5:41 PM EST | Severe Thunderstorm Warning | IWX | Jay | 49 min |
| May 29, 5:58 PM EST | Severe Thunderstorm Warning | IWX | Blackford | 17 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.