Alert archive / Indiana / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 163, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Nov 10, 1998, 9:17 AM EST for Knox County, Indiana. It was in force for 63 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
- Nov 10, 1998, 9:17 AM EST (14:17 UTC)
- Expired
- Nov 10, 1998, 10:20 AM EST
- In force
- 63 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
County Knox County, IN
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Nov 10, 9:36 AM EST | Thunderstorm Wind 52 | Vincennes, 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 |
|---|---|---|---|
| Nov 10, 7:00 AM EST | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 2.3 hours before the alert went out and 294 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1091 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 448 m²/s²
- 0-3 km storm-relative helicity
- 547 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
308 WUUS1 KIND 101418 RRA SVRIND INC083-101520- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE INDIANAPOLIS IN 917 AM EST TUE NOV 10 1998 THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... KNOX COUNTY IN SOUTHWESTERN INDIANA * UNTIL 1020 AM EST * AT 916 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES WEST OF VINCENNES... MOVING EAST AT 30 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... VINCENNES BY 925 AM OAKTOWN BY 925 AM BICKNELL BY 945 AM EDWARDSPORT BY 950 AM GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS A TORNADO WATCH IS IN EFFECT. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. SLL/JK
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, Nov 10, 4:16 AM EST, 5 hours 1 minute before
INZ021-028>031-035>049-051>057-060>065-067>072-102000- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE INDIANAPOLIS IN 416 AM EST TUE NOV 10 1998 ...SEVERE THUNDERSTORMS POSSIBLE OVER INDIANA THIS MORNING AND EARLY AFTERNOON... AN INTENSE STORM SYSTEM WILL MOVE EAST ACROSS INDIANA THROUGH THIS AFTERNOON. A LINE OF STRONG TO SEVERE THUNDERSTORMS OVER CENTRAL ILLINOIS AT 400 AM WILL MOVE INTO WESTERN SECTIONS OF THE STATE BY DAYBREAK. THE LINE OF STORMS WILL CONTINUE ACROSS THE STATE THROUGH EARLY AFTERNOON BEFORE EXITING INTO OHIO. THE STORMS HAVE BEEN MOVING EAST AT AROUND 50 MPH. THE PRIMARY THREAT OF SEVERE WEATHER WITH THESE THUNDERSTORMS IS DAMAGING WINDS. STRONG WIND SHEAR ALSO SUGGESTS THAT THERE IS A SLIGHT CHANCE FOR THE DEVELOPMENT OF ISOLATED TORNADOES. SPOTTER ACTIVATION OVER INDIANA IS LIKELY THIS MORNING. THE STORM PREDICTION CENTER HAS BEEN ISSUING TORNADO WATCH BOXES AHEAD OF THE SQUALL LINE OVERNIGHT...AND THERE IS A GOOD CHANCE THAT ONE WILL BE ISSUED FOR PARTS OF INDIANA BY 700 AM. EDDY
Special weather statement, Nov 10, 4:16 AM EST, 5 hours 1 minute before
INZ021-028>031-035>049-051>057-060>065-067>072-102000- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE INDIANAPOLIS IN 416 AM EST TUE NOV 10 1998 ...SEVERE THUNDERSTORMS POSSIBLE OVER INDIANA THIS MORNING AND EARLY AFTERNOON... AN INTENSE STORM SYSTEM WILL MOVE EAST ACROSS INDIANA THROUGH THIS AFTERNOON. A LINE OF STRONG TO SEVERE THUNDERSTORMS OVER CENTRAL ILLINOIS AT 400 AM WILL MOVE INTO WESTERN SECTIONS OF THE STATE BY DAYBREAK. THE LINE OF STORMS WILL CONTINUE ACROSS THE STATE THROUGH EARLY AFTERNOON BEFORE EXITING INTO OHIO. THE STORMS HAVE BEEN MOVING EAST AT AROUND 50 MPH. THE PRIMARY THREAT OF SEVERE WEATHER WITH THESE THUNDERSTORMS IS DAMAGING WINDS. STRONG WIND SHEAR ALSO SUGGESTS THAT THERE IS A SLIGHT CHANCE FOR THE DEVELOPMENT OF ISOLATED TORNADOES. SPOTTER ACTIVATION OVER INDIANA IS LIKELY THIS MORNING. THE STORM PREDICTION CENTER HAS BEEN ISSUING TORNADO WATCH BOXES AHEAD OF THE SQUALL LINE OVERNIGHT...AND THERE IS A GOOD CHANCE THAT ONE WILL BE ISSUED FOR PARTS OF INDIANA BY 700 AM. EDDY
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 10, 8:08 AM EST | Severe Thunderstorm Warning | IND | Fountain, Vermillion, Warren | 47 min |
| Nov 10, 8:54 AM EST | Severe Thunderstorm Warning | IND | Vermillion, Vigo | 66 min |
| Nov 10, 8:54 AM EST | Severe Thunderstorm Warning | IND | Fountain | 66 min |
| Nov 10, 9:04 AM EST | Severe Thunderstorm Warning | IND | Sullivan | 46 min |
| Nov 10, 9:12 AM EST | Severe Thunderstorm Warning | IND | Parke | 63 min |
| Nov 10, 9:23 AM EST | Severe Thunderstorm Warning | IND | Tippecanoe | 47 min |
| Nov 10, 9:31 AM EST | Severe Thunderstorm Warning | IND | Montgomery, Putnam | 44 min |
| Nov 10, 9:31 AM EST | Severe Thunderstorm Warning | IND | Carroll | 44 min |
| Nov 10, 9:40 AM EST | Severe Thunderstorm Warning | IND | Clay, Greene, Owen | 65 min |
| Nov 10, 9:40 AM EST | Severe Thunderstorm Warning | IND | Daviess, Martin | 65 min |
| Nov 10, 9:49 AM EST | Severe Thunderstorm Warning | IND | Boone, Clinton | 61 min |
| Nov 10, 10:05 AM EST | Severe Thunderstorm Warning | IND | Hendricks, Monroe, Morgan | 60 min |
| Nov 10, 10:15 AM EST | Severe Thunderstorm Warning | IND | Howard, Tipton | 45 min |
| Nov 10, 10:29 AM EST | Severe Thunderstorm Warning | IND | Hamilton, Johnson, Marion | 51 min |
| Nov 10, 10:29 AM EST | Severe Thunderstorm Warning | IND | Lawrence | 51 min |
| Nov 10, 10:29 AM EST | Severe Thunderstorm Warning | IND | Brown | 51 min |
| Nov 10, 11:04 AM EST | Severe Thunderstorm Warning | IND | Bartholomew, Jackson, Shelby | 61 min |
| Nov 10, 11:04 AM EST | Severe Thunderstorm Warning | IND | Hancock, Madison, Tipton | 61 min |
| Nov 10, 11:34 AM EST | Severe Thunderstorm Warning | IND | Delaware, Henry | 61 min |
| Nov 10, 11:34 AM EST | Severe Thunderstorm Warning | IND | Decatur, Jennings | 61 min |
| Nov 10, 11:34 AM EST | Severe Thunderstorm Warning | IND | Rush | 61 min |
| Nov 10, 12:07 PM EST | Severe Thunderstorm Warning | IND | Randolph | 48 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.