Alert archive / Indiana / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 48, NWS Louisville, KY
NWS Louisville, KY issued this severe thunderstorm warning at Jun 30, 1986, 1:40 PM EST for Scott County, Washington County, Indiana. It was in force for 65 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
- Jun 30, 1986, 1:40 PM EST (18:40 UTC)
- Expired
- Jun 30, 1986, 2:45 PM EST
- In force
- 65 min
- Issued by
- NWS Louisville, KY
- Area
- Whole counties
Counties Scott County, IN, Washington County, IN
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 30, 1:40 PM EST | Hail 1.5 | Washington, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Dayton/James M C, OH (KDAY), launched 12:00Z, 6.7 hours before the alert went out and 204 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
- 1173 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 106 m²/s²
- 0-3 km storm-relative helicity
- 185 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, Jun 30, 1:25 PM EST, 15 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LOUISVILLE KY 215 PM EDT MON JUN 30 1986 ...NUMEROUS THUNDERSTORMS DEVELOPING OVER OHIO VALLEY THIS AFTERNOON... NUMEROUS THUNDERSTORMS HAVE DEVELOPED OVER PARTS OF KENTUCKY AND SOUTHERN INDIANA. AT 2 PM EDT..OR 1 PM CDT THE STRONGEST STORMS WERE LOCATED ABOUT 50 MILES NORTHWEST OF LOUISVILLE KENTUCKY AND COVERED PARTS OF ORANGE AND WASHINGTON COUNTIES IN INDIANA INCLUDING THE AREA BETWEEN SALEM AND FRENCH LICK. OTHER STRONG STORMS WERE SCATTERED ACROSS CENTRAL KENTUCKY BETWEEN LEXINGTON AND JACKSON. ALL THE STORMS WERE MOVING TO THE EAST AT ABOUT 30 MPH. VERY WARM..HUMID AND UNSTABLE AIR WILL REMAIN OVER THE REGION THIS AFTERNOON AND EVENING. THE STORMS WILL ALSO REMAIN SCATTERED ACROSS THE AREA. THE STRONGEST STORMS MAY PRODUCE SMALL HAIL..STRONG AND GUSTY WINDS AND DEADLY LIGHTNING. SEEK SHELTER AS THESE STORMS APPROACH AND REMAIN INDOORS UNTIL THEY PASS. AUSTIN
The office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 30, 2:20 PM EST | Severe Thunderstorm Warning | LMK | Orange, Washington | 55 min |
Nearby
Severe Thunderstorm Warnings in Indiana, 1986Every severe thunderstorm warning in 1986
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.