Alert archive / Kentucky / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 56, NWS Louisville, KY
NWS Louisville, KY issued this severe thunderstorm warning at May 2, 2008, 2:55 PM EDT for Jefferson County, Kentucky; Harrison County, Indiana. It was in force for 34 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 2, 2008, 2:55 PM EDT (18:55 UTC)
- Expired
- May 2, 2008, 3:29 PM EDT
- In force
- 34 min
- Issued by
- NWS Louisville, KY
- Area
- Storm-based polygon
Counties Harrison County, IN, Jefferson County, KY
The radar
The Louisville radar (KLVX), 25 km from the middle of the area, began a volume at 18:55 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, 6.9 hours before the alert went out and 238 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
- 20 J/kg
- Mixed-layer CIN
- -353 J/kg
- Mixed-layer LCL
- 872 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 244 m²/s²
- 0-3 km storm-relative helicity
- 259 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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.
NWS Louisville, KY wrote its last area forecast discussion before this severe thunderstorm warning went out at May 2, 12:51 PM EDT, 2 hours 4 minutes earlier.
Area forecast discussion, May 2, 12:51 PM EDT, 2 hours 4 minutes before
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</html>Hazardous weather outlook, May 2, 11:22 AM EDT, 3 hours 33 minutes before
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Special weather statement, May 2, 12:01 PM EDT, 2 hours 54 minutes before
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</html>Special weather statement, May 2, 12:51 PM EDT, 2 hours 4 minutes before
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</html>Special weather statement, May 2, 1:44 PM EDT, 1 hour 11 minutes before
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</html>Special weather statement, May 2, 2:29 PM EDT, 26 minutes before
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</html>The office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 2, 4:14 PM EDT | Areal Flood Advisory | LMK | Breckinridge, Hancock, Henry, Jefferson, Meade, Ohio and 2 more | 6 hr |
Nearby
Severe Thunderstorm Warnings in Kentucky, 2008Severe Thunderstorm Warnings in Indiana, 2008Every severe thunderstorm warning in 2008
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.