Alert archive / Indiana / Flash Flood Warnings in 1997

Flash Flood Warning 13, NWS Louisville, KY

March 1, 1997Harrison County, Indiana

NWS Louisville, KY issued this flash flood warning at Mar 1, 1997, 7:58 AM EST for Harrison County, Indiana. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 1, 1997, 7:58 AM EST (12:58 UTC)
Expired
Mar 1, 1997, 10:00 AM EST
In force
2 hr
Issued by
NWS Louisville, KY
Area
Whole counties

County Harrison County, IN

The radar

The Louisville radar (KLVX), 28 km from the middle of the area, began a volume at 13:05 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 nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 1.0 hours before the alert went out and 234 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.

Skew-T log-pSkew-T log-p diagram, Nashville Metro, TN at 12:00Z on 1997-03-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1238 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 12:00Z on 1997-03-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 334 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1238 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
505 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
334 m²/s²
0-3 km storm-relative helicity
406 m²/s²
Significant tornado parameter
3.0
Supercell composite
13.2

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

Everything else NWS Louisville, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 1, 6:18 AM ESTFlash Flood WarningLMKHarrison117 min
Mar 1, 10:18 AM ESTFlash Flood WarningLMKPerry4 hr
Mar 1, 1:58 PM ESTFlash Flood WarningLMKPerry4 hr
Mar 1, 5:21 PM ESTFlash Flood WarningLMKCrawford, Harrison4 hr
Mar 1, 5:21 PM ESTFlash Flood WarningLMKClark, Floyd4 hr
Mar 1, 5:46 PM ESTFlash Flood WarningLMKPerry3 hr

Nearby

Flash Flood Warnings in Indiana, 1997Every flash flood 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.