Alert archive / Kentucky / Flash Flood Warnings in 2010
Flash Flood Warning 21, NWS Louisville, KY
NWS Louisville, KY issued this flash flood warning at May 3, 2010, 12:14 AM CDT for Metcalfe County, Kentucky. It was in force for 12 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 3, 2010, 12:14 AM CDT (05:14 UTC)
- Expired
- May 3, 2010, 12:07 PM CDT
- In force
- 12 hr
- Issued by
- NWS Louisville, KY
- Area
- Storm-based polygon
- Flood severity
- None
County Metcalfe County, KY
The radar
The Louisville radar (KLVX), 111 km from the middle of the area, began a volume at 05:14 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 00:00Z, 5.2 hours before the alert went out and 128 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
- 268 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 458 m above ground
- 0-6 km bulk shear
- 68 kt
- 0-1 km storm-relative helicity
- -39 m²/s²
- 0-3 km storm-relative helicity
- -41 m²/s²
- Significant tornado parameter
- -0.1
- Supercell composite
- -1.8
The text
As transmitted, in the capitals the NWS used until 2016.
657 WGUS53 KLMK 030514 FFWLMK KYC169-031345- /O.NEW.KLMK.FF.W.0021.100503T0514Z-100503T1345Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LOUISVILLE KY 1214 AM CDT MON MAY 3 2010 THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A * FLASH FLOOD WARNING FOR DUNHAM LAKE DAM ON THE SOUTH FORK OF THE LITTLE BARREN RIVER IN METCALFE COUNTY. * UNTIL 845 AM CDT * AT 112 AM CDT...METCALFE COUNTY EMERGENCY MANAGEMENT REPORTED THAT THE DUNHAM LAKE DAM WAS STILL IN IMMINENT FAILURE. WATER CONTINUES TO FLOW AROUND THE DAM AND THE DAM MAY FAIL AT ANYTIME. EMERGENCY MANAGEMENT OFFICIALS HAVE CLOSED THE FOLLOWING ROADS IN METCALFE COUNTY DUE TO THE POSSIBLE FAILURE OF THE DAM. HIGHWAY 1243...HIGHWAY 543 AND US ROUTE 68 COMING INTO EDMONTON FROM THE NORTH. IN ADDITION...SHOULD THE DAM FAIL...IT MAY AFFECT THE NUNN PARKWAY. IF YOU LIVE DOWNSTREAM FROM THE DUNHAM LAKE DAM...EVACUATE TO HIGHER GROUND IMMEDIATELY! THE DUNHAM LAKE MAY FAIL AT ANY TIME WITH LITTLE OR NO ADVANCED WARNING! && LAT...LON 3703 8570 3699 8560 3696 8562 3701 8571 $$ JDG
3 follow-up statements
314 WGUS73 KLMK 030804 FFSLMK FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LOUISVILLE KY 304 AM CDT MON MAY 3 2010 KYC169-031345- /O.CON.KLMK.FF.W.0021.000000T0000Z-100503T1345Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ METCALFE KY- 304 AM CDT MON MAY 3 2010 ...A FLASH FLOOD WARNING FOR THE IMMINENT FAILURE OF DUNHAM LAKE DAM REMAINS IN EFFECT UNTIL UNTIL 845 AM CDT FOR A SMALL PORTION OF CENTRAL METCALFE COUNTY... AT 258 AM CDT...EMERGENCY MANAGEMENT OFFICIALS STATED THAT THE DAM HAD NOT FAILED. HOWEVER...WATER WAS SPILLING OUT AROUND THE DAM AND THAT IT COULD FAIL AT ANY TIME. * LOCATIONS IMPACTED INCLUDE... EDMONTON... IF YOU LIVE DOWNSTREAM OF THE DUNHAM LAKE DAM...EVACUATE TO HIGH GROUND IMMEDIATELY. SHOULD THIS DAM FAIL...US 68 IN METCALFE COUNTY...JUST NORTH OF EDMONTON COULD BE IMPACTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT IMMEDIATELY! && LAT...LON 3703 8570 3699 8560 3696 8562 3701 8571 $$ JDG
931 WGUS53 KLMK 031224 FFWLMK KYC169-031945- /O.EXT.KLMK.FF.W.0021.000000T0000Z-100503T1945Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LOUISVILLE KY 724 AM CDT MON MAY 3 2010 ...A FLASH FLOOD WARNING FOR THE POSSIBLE FAILURE OF DUNHAM LAKE DAM REMAINS IN EFFECT UNTIL UNTIL 345 PM CDT FOR A SMALL PORTION OF CENTRAL METCALFE COUNTY... AT 700 AM CDT...EMERGENCY MANAGEMENT OFFICIALS STATED THAT THE DAM HAD NOT FAILED. IN ADDITION...WATER FLOW OVER THE SPILLWAY HAS LESSENED AND THAT OVERFLOW WAS NOW CONTAINED WITHIN THE SPILLWAY ITSELF. AN INSPECTOR WILL ARRIVE LATER TODAY AND EXAMINE THE STRUCTURE OF THIS DAM. * LOCATIONS IMPACTED INCLUDE... EDMONTON... IF YOU LIVE DOWNSTREAM OF THE DUNHAM LAKE DAM...STAY INFORMED AND PREPARE TO EVACUATE TO HIGH GROUND. SHOULD THIS DAM FAIL...US 68 IN METCALFE COUNTY...JUST NORTH OF EDMONTON COULD BE IMPACTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF FLASH FLOODING IS OBSERVED ACT IMMEDIATELY! && LAT...LON 3703 8570 3699 8560 3696 8562 3701 8571 $$ JSD
947 WGUS73 KLMK 031707 FFSLMK FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LOUISVILLE KY 1207 PM CDT MON MAY 3 2010 KYC169-031810- /O.CAN.KLMK.FF.W.0021.000000T0000Z-100503T1945Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ METCALFE KY- 1207 PM CDT MON MAY 3 2010 * THE FLASH FLOOD WARNING FOR THE POSSIBLE FAILURE OF DUNHAM LAKE DAM NEAR EDMONTON IN CENTRAL METCALFE COUNTY IS CANCELLED. AT 1100 AM CDT...EMERGENCY MANAGEMENT OFFICIALS STATED THAT AN EXPECTOR CERTIFIED THAT THE DAM WAS SOUND AND THAT FAILURE WAS NOT EXPECTED. * LOCATIONS IMPACTED INCLUDE... EDMONTON... LAT...LON 3703 8570 3699 8560 3696 8562 3701 8571 $$ JSD
The office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 3, 12:00 AM CDT | Flash Flood Warning | LMK | Clinton | 6 hr |
| May 3, 3:34 AM CDT | Areal Flood Warning | LMK | Allen, Barren, Logan, Simpson, Warren | 3 hr |
| May 3, 6:02 AM CDT | Areal Flood Warning | LMK | Adair, Allen, Anderson, Barren, Bourbon, Boyle and 35 more | 7 hr |
| May 3, 6:04 AM CDT | Dense Fog Advisory | LMK | Adair, Allen, Anderson, Barren, Bourbon, Boyle and 41 more | 3 hr |
Nearby
Flash Flood Warnings in Kentucky, 2010Every flash flood warning in 2010
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.