Alert archive / Indiana / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 46, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at May 31, 1998, 1:35 PM EST for Tipton County, Indiana. It was in force for 45 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 31, 1998, 1:35 PM EST (18:35 UTC)
- Expired
- May 31, 1998, 2:20 PM EST
- In force
- 45 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
County Tipton County, IN
The radar
The Indianapolis radar (KIND), 70 km from the middle of the area, began a volume at 18:38 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 31, 12:15 PM EST | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 6.6 hours before the alert went out and 216 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
- 1259 J/kg
- Mixed-layer CIN
- -256 J/kg
- Mixed-layer LCL
- 874 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 106 m²/s²
- 0-3 km storm-relative helicity
- 206 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
312 WUUS1 KIND 311836 RRA SVRIND INC159-311920- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE INDIANAPOLIS IN 135 PM EST SUN MAY 31 1998 THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... TIPTON COUNTY IN CENTRAL INDIANA * UNTIL 220 PM EST * AT 132 PM EST... NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A SEVERE THUNDERSTORM 12 MILES EAST OF FRANKFORT OR 1 MILE WEST OF KEMPTON MOVING EAST AT 40 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... SHARPSVILLE AROUND 140 PM EST TIPTON AROUND 145 PM EST WINDFALL AROUND 150 PM EST DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS HAINES
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 31, 12:40 PM EST, 55 minutes before
INZ006>009-012>018-020>050-311935- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 1240 PM EST SUN MAY 31 1998 ...SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR MOST OF NORTHERN AND CENTRAL INDIANA UNTIL 600 PM EST... THE SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THAT PART OF INDIANA NORTH OF A LINE FROM 10 MILES NORTHWEST OF TERRE HAUTE TO 10 MILES SOUTHEAST OF RICHMOND AND SOUTH OF A LINE FROM 45 MILES SOUTHWEST OF SOUTH BEND TO 15 MILES NORTHEAST OF ANGOLA. SOME CITIES INCLUDED IN WATCH ARE FORT WAYNE...LOGANSPORT...KOKOMO...LAFAYETTE...MUNCIE... INDIANAPOLIS...AND RICHMOND. AT 1235 PM EST...RADAR INDICATED THUNDERSTORMS RAPIDLY DEVELOPING OVER NORTHEAST INDIANA. OTHER THUNDERSTORMS WERE MOVING INTO PORTIONS OF WEST CENTRAL INDIANA. SOME OF THESE STORMS MAY BECOME SEVERE THIS AFTERNOON. STAY TUNED TO THIS MEDIA SOURCE FOR FURTHER WEATHER UPDATES. JAS
Special weather statement, May 31, 12:40 PM EST, 55 minutes before
INZ006>009-012>018-020>050-311935- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 1240 PM EST SUN MAY 31 1998 ...SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR MOST OF NORTHERN AND CENTRAL INDIANA UNTIL 600 PM EST... THE SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THAT PART OF INDIANA NORTH OF A LINE FROM 10 MILES NORTHWEST OF TERRE HAUTE TO 10 MILES SOUTHEAST OF RICHMOND AND SOUTH OF A LINE FROM 45 MILES SOUTHWEST OF SOUTH BEND TO 15 MILES NORTHEAST OF ANGOLA. SOME CITIES INCLUDED IN WATCH ARE FORT WAYNE...LOGANSPORT...KOKOMO...LAFAYETTE...MUNCIE... INDIANAPOLIS...AND RICHMOND. AT 1235 PM EST...RADAR INDICATED THUNDERSTORMS RAPIDLY DEVELOPING OVER NORTHEAST INDIANA. OTHER THUNDERSTORMS WERE MOVING INTO PORTIONS OF WEST CENTRAL INDIANA. SOME OF THESE STORMS MAY BECOME SEVERE THIS AFTERNOON. STAY TUNED TO THIS MEDIA SOURCE FOR FURTHER WEATHER UPDATES. JAS
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 31, 2:46 PM EST | Severe Thunderstorm Warning | IND | Sullivan | 49 min |
| May 31, 3:31 PM EST | Severe Thunderstorm Warning | IND | Knox | 34 min |
| May 31, 3:52 PM EST | Severe Thunderstorm Warning | IND | Daviess | 48 min |
| May 31, 4:05 PM EST | Severe Thunderstorm Warning | IND | Martin | 35 min |
| May 31, 4:13 PM EST | Severe Thunderstorm Warning | IND | Daviess | 32 min |
| May 31, 4:18 PM EST | Severe Thunderstorm Warning | IND | Delaware, Randolph | 47 min |
| May 31, 4:28 PM EST | Severe Thunderstorm Warning | IND | Martin | 32 min |
| May 31, 4:49 PM EST | Severe Thunderstorm Warning | IND | Knox | 36 min |
| May 31, 4:56 PM EST | Severe Thunderstorm Warning | IND | Daviess | 34 min |
| May 31, 5:25 PM EST | Severe Thunderstorm Warning | IND | Martin | 20 min |
| May 31, 5:31 PM EST | Severe Thunderstorm Warning | IND | Hancock | 34 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.