Alert archive / Indiana / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 43, NWS Louisville, KY
NWS Louisville, KY issued this severe thunderstorm warning at Mar 28, 1997, 6:19 PM EST for Clark County, Floyd County, Indiana. It was in force for 41 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
- Mar 28, 1997, 6:19 PM EST (23:19 UTC)
- Expired
- Mar 28, 1997, 7:00 PM EST
- In force
- 41 min
- Issued by
- NWS Louisville, KY
- Area
- Whole counties
Counties Clark County, IN, Floyd County, IN
The radar
The Louisville radar (KLVX), 49 km from the middle of the area, began a volume at 23:18 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 28, 7:00 PM EST | Hail 1.75 | New Albany, 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 |
|---|---|---|---|
| Mar 28, 6:00 PM EST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.3 hours before the alert went out and 208 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
- 2613 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 101 m²/s²
- 0-3 km storm-relative helicity
- 122 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSDF 282320 RRA SVRSDF INC019-043-290000- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LOUISVILLE KY 619 PM EST FRI MAR 28 1997 THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 700 PM EST FOR PERSONS IN THE FOLLOWING LOCATIONS... IN SOUTH INDIANA ...CLARK COUNTY...FLOYD COUNTY AT 615 PM EST...NWS DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM NEAR NEW ALBANY...OR DIRECTLY NORTH OF METRO LOUISVILLE. THE STORMS ARE MOVING NORTHEAST AT 35 MPH AND WILL AFFECT NEW ALBANY IMMEDIATELY...THEN SELLERSBURG AND CHARLESTOWN BY 635 PM EST. LARGE HAIL IS POSSIBLE WITH THESE STORMS...AS GOLF BALL SIZE HAIL WAS REPORTED OVER SOUTHEASTERN HARRISON COUNTY. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. TF/VLD &
Nearby
Severe Thunderstorm Warnings in Indiana, 1997Every severe thunderstorm warning in 1997
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; radar from the NEXRAD Level II archive.