Alert archive / Kentucky / Frost Advisories in 2021
Frost Advisory 2, NWS Louisville, KY
NWS Louisville, KY issued this frost advisory at Apr 15, 2021, 2:16 AM CDT for 26 counties in Kentucky. It took effect at Apr 16, 2021, 3:00 AM CDT. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Apr 15, 2021, 2:16 AM CDT (07:16 UTC)
- In effect from
- Apr 16, 2021, 3:00 AM CDT
- Expired
- Apr 16, 2021, 8:00 AM CDT
- In force
- 5 hr
- Issued by
- NWS Louisville, KY
All 26 counties
Adair County, KY, Anderson County, KY, Bourbon County, KY, Boyle County, KY, Casey County, KY, Clark County, KY, Clinton County, KY, Cumberland County, KY, Fayette County, KY, Franklin County, KY, Garrard County, KY, Green County, KY, Harrison County, KY, Jessamine County, KY, Lincoln County, KY, Madison County, KY, Marion County, KY, Mercer County, KY, Nelson County, KY, Nicholas County, KY, Russell County, KY, Scott County, KY, Spencer County, KY, Taylor County, KY, Washington County, KY, Woodford County, KY
The radar
The Louisville radar (KLVX), 101 km from the middle of the area, began a volume at 07:14 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
Cncnati-Daytn, OH (KILN), launched 00:00Z, 7.3 hours before the alert went out and 212 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
- 1714 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- 47 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
385 WWUS73 KLMK 150716 NPWLMK URGENT - WEATHER MESSAGE National Weather Service Louisville KY 316 AM EDT Thu Apr 15 2021 KYZ042-043-048-049-055>057-066-067-077-078-151530- /O.NEW.KLMK.FR.Y.0002.210416T0800Z-210416T1300Z/ Bourbon-Nicholas-Jessamine-Clark-Boyle-Garrard-Madison-Casey- Lincoln-Adair-Russell- Including the cities of Paris, Carlisle, Nicholasville, Winchester, Danville, Lancaster, Richmond, Liberty, Stanford, Columbia, and Jamestown 316 AM EDT Thu Apr 15 2021 /216 AM CDT Thu Apr 15 2021/ ...FROST ADVISORY IN EFFECT FROM 4 AM EDT /3 AM CDT/ TO 9 AM EDT /8 AM CDT/ FRIDAY... The National Weather Service in Louisville has issued a Frost Advisory, which is in effect from 4 AM EDT /3 AM CDT/ to 9 AM EDT /8 AM CDT/ Friday. * TEMPERATURE...Mid 30s. * IMPACTS...Frost could damage or kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Frost Advisory means that widespread frost is expected. Sensitive outdoor plants may be killed if left uncovered. && $$ CG
5 follow-up statements
381 WWUS73 KLMK 151513 NPWLMK URGENT - WEATHER MESSAGE National Weather Service Louisville KY 1113 AM EDT Thu Apr 15 2021 KYZ042-043-048-049-055>057-066-067-077-078-152000- /O.CON.KLMK.FR.Y.0002.210416T0800Z-210416T1300Z/ Bourbon-Nicholas-Jessamine-Clark-Boyle-Garrard-Madison-Casey- Lincoln-Adair-Russell- Including the cities of Paris, Carlisle, Nicholasville, Winchester, Danville, Lancaster, Richmond, Liberty, Stanford, Columbia, and Jamestown 1113 AM EDT Thu Apr 15 2021 /1013 AM CDT Thu Apr 15 2021/ ...FROST ADVISORY REMAINS IN EFFECT FROM 4 AM EDT /3 AM CDT/ TO 9 AM EDT /8 AM CDT/ FRIDAY... * TEMPERATURE...Lows Friday morning will be in the mid 30s, with coolest temperatures occurring in sheltered rural locations. * IMPACTS...Frost could damage or kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Frost Advisory means that widespread frost is expected. Sensitive outdoor plants may be killed if left uncovered. && $$ JML
351 WWUS73 KLMK 151837 NPWLMK URGENT - WEATHER MESSAGE National Weather Service Louisville KY 237 PM EDT Thu Apr 15 2021 KYZ035>041-045>047-054-064-065-160300- /O.EXA.KLMK.FR.Y.0002.210416T0800Z-210416T1300Z/ Franklin-Scott-Harrison-Spencer-Anderson-Woodford-Fayette-Nelson- Washington-Mercer-Marion-Green-Taylor- Including the cities of Frankfort, Georgetown, Cynthiana, Taylorsville, Lawrenceburg, Versailles, Lexington, Bardstown, Springfield, Harrodsburg, Lebanon, Greensburg, and Campbellsville 237 PM EDT Thu Apr 15 2021 /137 PM CDT Thu Apr 15 2021/ ...FROST ADVISORY IN EFFECT FROM 4 AM EDT /3 AM CDT/ TO 9 AM EDT /8 AM CDT/ FRIDAY... The National Weather Service in Louisville has issued a Frost Advisory, which is in effect from 4 AM EDT /3 AM CDT/ to 9 AM EDT /8 AM CDT/ Friday. * TEMPERATURE...Lows Friday morning will be in the mid 30s, with coolest temperatures occurring in sheltered rural locations. * IMPACTS...Frost could damage or kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Frost Advisory means that widespread frost is expected. Sensitive outdoor plants may be killed if left uncovered. && $$ KYZ042-043-048-049-055>057-066-067-077-078-160300- /O.CON.KLMK.FR.Y.0002.210416T0800Z-210416T1300Z/ Bourbon-Nicholas-Jessamine-Clark-Boyle-Garrard-Madison-Casey- Lincoln-Adair-Russell- Including the cities of Paris, Carlisle, Nicholasville, Winchester, Danville, Lancaster, Richmond, Liberty, Stanford, Columbia, and Jamestown 237 PM EDT Thu Apr 15 2021 /137 PM CDT Thu Apr 15 2021/ ...FROST ADVISORY REMAINS IN EFFECT FROM 4 AM EDT /3 AM CDT/ TO 9 AM EDT /8 AM CDT/ FRIDAY... * TEMPERATURE...Lows Friday morning will be in the mid 30s, with coolest temperatures occurring in sheltered rural locations. * IMPACTS...Frost could damage or kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Frost Advisory means that widespread frost is expected. Sensitive outdoor plants may be killed if left uncovered. && $$ JML
076 WWUS73 KLMK 160003 NPWLMK URGENT - WEATHER MESSAGE National Weather Service Louisville KY 803 PM EDT Thu Apr 15 2021 KYZ081-082-160900- /O.EXA.KLMK.FR.Y.0002.210416T0800Z-210416T1300Z/ Cumberland-Clinton- Including the cities of Burkesville and Albany 703 PM CDT Thu Apr 15 2021 ...FROST ADVISORY IN EFFECT FROM 3 AM TO 8 AM CDT FRIDAY... The National Weather Service in Louisville has issued a Frost Advisory, which is in effect from 3 AM to 8 AM CDT Friday. * TEMPERATURE...Lows Friday morning will be in the mid 30s, with coolest temperatures occurring in sheltered rural locations. * IMPACTS...Frost could damage or kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Frost Advisory means that widespread frost is expected. Sensitive outdoor plants may be killed if left uncovered. && $$ KYZ035>043-045>049-054>057-064>067-077-078-160900- /O.CON.KLMK.FR.Y.0002.210416T0800Z-210416T1300Z/ Franklin-Scott-Harrison-Spencer-Anderson-Woodford-Fayette-Bourbon- Nicholas-Nelson-Washington-Mercer-Jessamine-Clark-Marion-Boyle- Garrard-Madison-Green-Taylor-Casey-Lincoln-Adair-Russell- Including the cities of Frankfort, Georgetown, Cynthiana, Taylorsville, Lawrenceburg, Versailles, Lexington, Paris, Carlisle, Bardstown, Springfield, Harrodsburg, Nicholasville, Winchester, Lebanon, Danville, Lancaster, Richmond, Greensburg, Campbellsville, Liberty, Stanford, Columbia, and Jamestown 803 PM EDT Thu Apr 15 2021 /703 PM CDT Thu Apr 15 2021/ ...FROST ADVISORY REMAINS IN EFFECT FROM 4 AM EDT /3 AM CDT/ TO 9 AM EDT /8 AM CDT/ FRIDAY... * TEMPERATURE...Lows Friday morning will be in the mid 30s, with coolest temperatures occurring in sheltered rural locations. * IMPACTS...Frost could damage or kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Frost Advisory means that widespread frost is expected. Sensitive outdoor plants may be killed if left uncovered. && $$ EBW
493 WWUS73 KLMK 160700 NPWLMK URGENT - WEATHER MESSAGE National Weather Service Louisville KY 300 AM EDT Fri Apr 16 2021 KYZ035>043-045>049-054>057-064>067-077-078-081-082-161300- /O.CON.KLMK.FR.Y.0002.210416T0800Z-210416T1300Z/ Franklin-Scott-Harrison-Spencer-Anderson-Woodford-Fayette-Bourbon- Nicholas-Nelson-Washington-Mercer-Jessamine-Clark-Marion-Boyle- Garrard-Madison-Green-Taylor-Casey-Lincoln-Adair-Russell- Cumberland-Clinton- Including the cities of Frankfort, Georgetown, Cynthiana, Taylorsville, Lawrenceburg, Versailles, Lexington, Paris, Carlisle, Bardstown, Springfield, Harrodsburg, Nicholasville, Winchester, Lebanon, Danville, Lancaster, Richmond, Greensburg, Campbellsville, Liberty, Stanford, Columbia, Jamestown, Burkesville, and Albany 300 AM EDT Fri Apr 16 2021 /200 AM CDT Fri Apr 16 2021/ ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EDT /8 AM CDT/ THIS MORNING... * TEMPERATURE...Lows Friday morning will be in the mid 30s, with coolest temperatures occurring in sheltered rural locations. * IMPACTS...Frost could damage or kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Frost Advisory means that widespread frost is expected. Sensitive outdoor plants may be killed if left uncovered. && $$ CG
748 WWUS73 KLMK 161257 NPWLMK URGENT - WEATHER MESSAGE National Weather Service Louisville KY 857 AM EDT Fri Apr 16 2021 KYZ035>043-045>049-054>057-064>067-077-078-081-082-161400- /O.EXP.KLMK.FR.Y.0002.000000T0000Z-210416T1300Z/ Franklin-Scott-Harrison-Spencer-Anderson-Woodford-Fayette-Bourbon- Nicholas-Nelson-Washington-Mercer-Jessamine-Clark-Marion-Boyle- Garrard-Madison-Green-Taylor-Casey-Lincoln-Adair-Russell- Cumberland-Clinton- Including the cities of Frankfort, Georgetown, Cynthiana, Taylorsville, Lawrenceburg, Versailles, Lexington, Paris, Carlisle, Bardstown, Springfield, Harrodsburg, Nicholasville, Winchester, Lebanon, Danville, Lancaster, Richmond, Greensburg, Campbellsville, Liberty, Stanford, Columbia, Jamestown, Burkesville, and Albany 857 AM EDT Fri Apr 16 2021 /757 AM CDT Fri Apr 16 2021/ ...FROST ADVISORY WILL EXPIRE AT 9 AM EDT /8 AM CDT/ THIS MORNING... Temperatures have warmed into the lower to mid 40s so the Frost Advisory has been allowed to expire. $$ JML
Nearby
Frost Advisories in Kentucky, 2021Every frost advisory in 2021
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.