Alert archive / Kentucky / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 252, NWS Louisville, KY
NWS Louisville, KY issued this severe thunderstorm warning at Aug 4, 2009, 4:09 PM CDT for Warren County, Kentucky. It was in force for 25 min. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Aug 4, 2009, 4:09 PM CDT (21:09 UTC)
- Expired
- Aug 4, 2009, 4:34 PM CDT
- In force
- 25 min
- Issued by
- NWS Louisville, KY
- Area
- Storm-based polygon
County Warren County, KY
The radar
The Nashville radar (KOHX), 82 km from the middle of the area, began a volume at 21:12 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 |
|---|---|---|---|
| Aug 4, 4:20 PM CDT | TSTM WND DMG | Bowling Green, KY | POWER POLE DOWN NEAR CREEK WOOD AVE AND RUSSELL RD |
| Aug 4, 4:20 PM CDT | TSTM WND DMG | Plum Springs, KY | STRONG WINDS CAUSED ARCHING TRANSFORMERS NEAR THOMAS COURT NEAR PLUM SPRINGS... AND DOWNTOWN BOWLING GREEN NEAR INTERSECTION OF WOODFORD AVE AND CLAY |
| Aug 4, 4:22 PM CDT | HAIL 0.88 | Bowling Green, KY |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 4, 12:21 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 9.2 hours before the alert went out and 96 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
- 3443 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 680 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 80 m²/s²
- 0-3 km storm-relative helicity
- 42 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.8
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS53 KLMK 042109
SVRLMK
KYC227-042145-
/O.NEW.KLMK.SV.W.0252.090804T2109Z-090804T2145Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
409 PM CDT TUE AUG 4 2009
THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EASTERN WARREN COUNTY IN SOUTH CENTRAL KENTUCKY...
THIS INCLUDES THE CITY OF BOWLING GREEN...
* UNTIL 445 PM CDT
* AT 406 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
STRONG WINDS IN EXCESS OF 50 MPH. THIS STORM WAS LOCATED NEAR
PLUM SPRINGS...AND MOVING SOUTHEAST AT 20 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
PLUM SPRINGS AND BOWLING GREEN AROUND 420 PM CDT...
WARREN COUNTY REGIONAL AIRPORT AROUND 425 PM CDT...
OAKLAND AROUND 430 PM CDT...
CLAYPOOL AND THREE FORKS AROUND 445 PM CDT...
THIS INCLUDES INTERSTATE 65 IN KENTUCKY BETWEEN MILE MARKERS 20 AND
36.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REPORT SEVERE WEATHER TO LOCAL LAW ENFORCEMENT AND HAVE THEM RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN LOUISVILLE.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM CDT
TUESDAY EVENING FOR KENTUCKY.
&&
LAT...LON 3708 8651 3714 8639 3698 8615 3695 8617
3693 8620 3693 8621 3692 8621 3691 8623
3689 8625 3690 8627 3688 8628 3681 8638
TIME...MOT...LOC 2108Z 321DEG 18KT 3707 8642
$$
AML2 follow-up statements
000
WWUS53 KLMK 042126
SVSLMK
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
426 PM CDT TUE AUG 4 2009
KYC227-042145-
/O.CON.KLMK.SV.W.0252.000000T0000Z-090804T2145Z/
WARREN KY-
426 PM CDT TUE AUG 4 2009
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CDT
FOR SOUTHEASTERN WARREN COUNTY...
AT 425 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL. THIS STORM WAS LOCATED 9 MILES NORTHWEST OF CLAYPOOL...MOVING
SOUTHEAST AT 20 MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
CLAYPOOL AND THREE FORKS AROUND 445 PM CDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PLEASE REPORT HAIL TO THE NATIONAL WEATHER SERVICE IN LOUISVILLE.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM CDT
TUESDAY EVENING FOR KENTUCKY.
&&
LAT...LON 3681 8638 3697 8641 3704 8629 3698 8615
3695 8617 3693 8621 3692 8621 3691 8624
3689 8625 3690 8627 3688 8628
TIME...MOT...LOC 2126Z 321DEG 18KT 3700 8635
$$
AML000
WWUS53 KLMK 042134
SVSLMK
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
434 PM CDT TUE AUG 4 2009
KYC227-042143-
/O.CAN.KLMK.SV.W.0252.000000T0000Z-090804T2145Z/
WARREN KY-
434 PM CDT TUE AUG 4 2009
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN WARREN COUNTY IS
CANCELLED...
THE STORMS THAT PROMPTED THE WARNING HAVE WEAKENED AND ARE NO LONGER
SEVERE. HOWEVER STRONG STORMS REMAIN IN THE AREA. THESE ARE CAPABLE
OF PRODUCING PERIODS OF HEAVY RAIN...DEADLY LIGHTNING...AND SMALL
HAIL.
PLEASE REPORT HAIL AND FLOODING TO THE NATIONAL WEATHER SERVICE IN
LOUISVILLE.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM CDT
TUESDAY EVENING FOR KENTUCKY.
LAT...LON 3681 8638 3697 8641 3704 8629 3698 8615
3695 8617 3693 8621 3692 8621 3691 8624
3689 8625 3690 8627 3688 8628
TIME...MOT...LOC 2133Z 321DEG 18KT 3697 8632
$$
AMLThe office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 4, 6:50 AM CDT | Severe Thunderstorm Warning | LMK | Jefferson, Oldham | 25 min |
| Aug 4, 7:13 AM CDT | Flash Flood Warning | LMK | Jefferson, Oldham | 3 hr |
| Aug 4, 7:17 AM CDT | Severe Thunderstorm Warning | LMK | Jefferson | 28 min |
| Aug 4, 7:45 AM CDT | Flash Flood Warning | LMK | Jefferson | 2 hr |
| Aug 4, 8:18 AM CDT | Flash Flood Warning | LMK | Jefferson | 103 min |
| Aug 4, 9:48 AM CDT | Areal Flood Warning | LMK | Jefferson | 3 hr |
| Aug 4, 9:55 AM CDT | Areal Flood Warning | LMK | Jefferson, Oldham | 3 hr |
| Aug 4, 10:00 AM CDT | Areal Flood Warning | LMK | Jefferson | 3 hr |
| Aug 4, 10:23 AM CDT | Areal Flood Warning | LMK | Bullitt | 3 hr |
| Aug 4, 12:29 PM CDT | Flash Flood Warning | LMK | Trimble | 3 hr |
| Aug 4, 12:33 PM CDT | Severe Thunderstorm Warning | LMK | Henry, Oldham | 27 min |
| Aug 4, 12:43 PM CDT | Flash Flood Warning | LMK | Henry, Jefferson, Oldham | 4 hr |
| Aug 4, 12:54 PM CDT | Severe Thunderstorm Warning | LMK | Jefferson, Oldham, Shelby | 36 min |
| Aug 4, 12:56 PM CDT | Flash Flood Warning | LMK | Bourbon, Harrison, Nicholas, Scott | 4 hr |
| Aug 4, 1:31 PM CDT | Severe Thunderstorm Warning | LMK | Bourbon, Clark, Fayette, Harrison, Jessamine, Scott and 1 more | 29 min |
| Aug 4, 1:55 PM CDT | Flash Flood Warning | LMK | Franklin | 3 hr |
| Aug 4, 1:59 PM CDT | Severe Thunderstorm Warning | LMK | Bourbon, Clark, Fayette, Madison | 46 min |
| Aug 4, 2:12 PM CDT | Flash Flood Warning | LMK | Fayette | 4 hr |
| Aug 4, 2:18 PM CDT | Flash Flood Warning | LMK | Clark | 3 hr |
| Aug 4, 2:42 PM CDT | Severe Thunderstorm Warning | LMK | Madison | 34 min |
| Aug 4, 2:51 PM CDT | Flash Flood Warning | LMK | Madison | 2 hr |
| Aug 4, 3:04 PM CDT | Flash Flood Warning | LMK | Trimble | 3 hr |
| Aug 4, 3:10 PM CDT | Severe Thunderstorm Warning | LMK | Butler, Edmonson, Warren | 35 min |
| Aug 4, 4:18 PM CDT | Areal Flood Warning | LMK | Henry, Jefferson, Oldham | 6 hr |
| Aug 4, 4:25 PM CDT | Areal Flood Advisory | LMK | Butler, Logan, Warren | 80 min |
| Aug 4, 4:44 PM CDT | Areal Flood Warning | LMK | Franklin | 4 hr |
| Aug 4, 5:02 PM CDT | Areal Flood Warning | LMK | Harrison | 5 hr |
| Aug 4, 5:13 PM CDT | Severe Thunderstorm Warning | LMK | Logan, Simpson | 32 min |
| Aug 4, 6:02 PM CDT | Areal Flood Warning | LMK | Trimble | 3 hr |
| Aug 4, 6:15 PM CDT | Areal Flood Warning | LMK | Fayette | 2 hr |
| Aug 4, 6:56 PM CDT | Flash Flood Warning | LMK | Butler, Ohio | 3 hr |
Nearby
Severe Thunderstorm Warnings in Kentucky, 2009Every severe thunderstorm warning in 2009
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.